STMicroelectronics Products

STF34N65M5

STMicroelectronics

MOSFET N-CH 650V 29A TO-220FP

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 650V
• Current - Continuous Drain (Id) @ 25°C: 28A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 5V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 70nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 2590pF @ 100V
• Vgs (Max): ±25V
• FET Feature: -
• Power Dissipation (Max): 35W (Tc)
• Rds On (Max) @ Id, Vgs: 110 mOhm @ 14.5A, 10V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Through Hole
• Supplier Device Package: TO-220FP
• Package / Case: TO-220-3 Full Pack

Package: TO-220-3 Full Pack

STD9N65M2

STMicroelectronics

MOSFET N-CH 650V 5A DPAK

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 650V
• Current - Continuous Drain (Id) @ 25°C: 5A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 4V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 10nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 315pF @ 100V
• Vgs (Max): ±25V
• FET Feature: -
• Power Dissipation (Max): 60W (Tc)
• Rds On (Max) @ Id, Vgs: 900 mOhm @ 2.5A, 10V
• Operating Temperature: 150°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: DPAK
• Package / Case: TO-252-3, DPak (2 Leads + Tab), SC-63

Package: TO-252-3, DPak (2 Leads + Tab), SC-63

STL15N65M5

STMicroelectronics

MOSFET N-CH 650V 10A 8POWERFLAT

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 650V
• Current - Continuous Drain (Id) @ 25°C: 10A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 5V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 22nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 816pF @ 100V
• Vgs (Max): ±25V
• FET Feature: -
• Power Dissipation (Max): 52W (Tc)
• Rds On (Max) @ Id, Vgs: 375 mOhm @ 5A, 10V
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Supplier Device Package: PowerFlat? (5x6)
• Package / Case: 8-PowerVDFN

Package: 8-PowerVDFN

STW34NM60N

STMicroelectronics

MOSFET N-CH 600V 29A TO-247

• FET Type: N-Channel
• Technology: MOSFET (Metal Oxide)
• Drain to Source Voltage (Vdss): 600V
• Current - Continuous Drain (Id) @ 25°C: 29A (Tc)
• Drive Voltage (Max Rds On, Min Rds On): 10V
• Vgs(th) (Max) @ Id: 4V @ 250µA
• Gate Charge (Qg) (Max) @ Vgs: 80nC @ 10V
• Input Capacitance (Ciss) (Max) @ Vds: 2722pF @ 100V
• Vgs (Max): ±25V
• FET Feature: -
• Power Dissipation (Max): 250W (Tc)
• Rds On (Max) @ Id, Vgs: 105 mOhm @ 14.5A, 10V
• Operating Temperature: 150°C (TJ)
• Mounting Type: Through Hole
• Supplier Device Package: TO-247-3
• Package / Case: TO-247-3

Package: TO-247-3

ACST610-8GTR

STMicroelectronics

TRIAC SENS GATE 800V 6A D2PAK

• Triac Type: Logic - Sensitive Gate
• Voltage - Off State: 800V
• Current - On State (It (RMS)) (Max): 6A
• Voltage - Gate Trigger (Vgt) (Max): 1V
• Current - Non Rep. Surge 50, 60Hz (Itsm): 45A, 47A
• Current - Gate Trigger (Igt) (Max): 10mA
• Current - Hold (Ih) (Max): 25mA
• Configuration: Single
• Operating Temperature: -40°C ~ 125°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
• Supplier Device Package: D2PAK

Package: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB

T2050H-6G-TR

STMicroelectronics

TRIAC ALTERNISTOR 600V 20A D2PAK

• Triac Type: Alternistor - Snubberless
• Voltage - Off State: 600V
• Current - On State (It (RMS)) (Max): 20A
• Voltage - Gate Trigger (Vgt) (Max): 1V
• Current - Non Rep. Surge 50, 60Hz (Itsm): 200A, 210A
• Current - Gate Trigger (Igt) (Max): 50mA
• Current - Hold (Ih) (Max): 75mA
• Configuration: Single
• Operating Temperature: -40°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB
• Supplier Device Package: D2PAK

Package: TO-263-3, D2Pak (2 Leads + Tab), TO-263AB

STTA406RL

STMicroelectronics

DIODE GEN PURP 600V 4A DO201AD

• Diode Type: Standard
• Voltage - DC Reverse (Vr) (Max): 600V
• Current - Average Rectified (Io): 4A (DC)
• Voltage - Forward (Vf) (Max) @ If: 1.75V @ 4A
• Speed: Fast Recovery =< 500ns, > 200mA (Io)
• Reverse Recovery Time (trr): 55ns
• Current - Reverse Leakage @ Vr: 50µA @ 600V
• Capacitance @ Vr, F: -
• Mounting Type: Through Hole
• Package / Case: DO-201AD, Axial
• Supplier Device Package: DO-201AD
• Operating Temperature - Junction: 125°C (Max)

Package: DO-201AD, Axial

BYW80FP-200

STMicroelectronics

DIODE GEN PURP 200V 10A TO220FP

• Diode Type: Standard
• Voltage - DC Reverse (Vr) (Max): 200V
• Current - Average Rectified (Io): 10A
• Voltage - Forward (Vf) (Max) @ If: 1.15V @ 15A
• Speed: Fast Recovery =< 500ns, > 200mA (Io)
• Reverse Recovery Time (trr): 35ns
• Current - Reverse Leakage @ Vr: 10µA @ 200V
• Capacitance @ Vr, F: -
• Mounting Type: Through Hole
• Package / Case: TO-220-3 Full Pack
• Supplier Device Package: TO-220FPAC
• Operating Temperature - Junction: 150°C (Max)

Package: TO-220-3 Full Pack

BYV52-200

STMicroelectronics

DIODE ARRAY GP 200V 30A SOT93

• Diode Configuration: 1 Pair Common Cathode
• Diode Type: Standard
• Voltage - DC Reverse (Vr) (Max): 200V
• Current - Average Rectified (Io) (per Diode): 30A
• Voltage - Forward (Vf) (Max) @ If: 850mV @ 20A
• Speed: Fast Recovery =< 500ns, > 200mA (Io)
• Reverse Recovery Time (trr): 50ns
• Current - Reverse Leakage @ Vr: 25µA @ 200V
• Operating Temperature - Junction: -40°C ~ 150°C
• Mounting Type: Through Hole
• Package / Case: TO-218-3
• Supplier Device Package: SOT-93

Package: TO-218-3

L4931CPT50-TR

STMicroelectronics

IC REG LINEAR 5V 250MA PPAK

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 20V
• Voltage - Output (Min/Fixed): 5V
• Voltage - Output (Max): -
• Voltage Dropout (Max): 0.8V @ 250mA
• Current - Output: 250mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 1mA ~ 6mA
• PSRR: 70dB ~ 55dB (120Hz ~ 10kHz)
• Control Features: -
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-252-5, DPak (4 Leads + Tab), TO-252AD
• Supplier Device Package: PPAK

Package: TO-252-5, DPak (4 Leads + Tab), TO-252AD

L4931ABZ25

STMicroelectronics

IC REG LINEAR 2.5V 250MA TO92-3

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 20V
• Voltage - Output (Min/Fixed): 2.5V
• Voltage - Output (Max): -
• Voltage Dropout (Max): 0.8V @ 250mA
• Current - Output: 250mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 1mA ~ 6mA
• PSRR: 75dB ~ 55dB (120Hz ~ 10kHz)
• Control Features: -
• Protection Features: Over Current, Over Temperature
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-226-3, TO-92-3 (TO-226AA)
• Supplier Device Package: TO-92-3

Package: TO-226-3, TO-92-3 (TO-226AA)

L78M05ACDT-TR

STMicroelectronics

IC REG LINEAR 5V 500MA DPAK

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 35V
• Voltage - Output (Min/Fixed): 5V
• Voltage - Output (Max): -
• Voltage Dropout (Max): -
• Current - Output: 500mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 6mA
• PSRR: 62dB (120Hz)
• Control Features: -
• Protection Features: Over Current, Over Temperature, Short Circuit
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-252-3, DPak (2 Leads + Tab), SC-63
• Supplier Device Package: D-Pak

Package: TO-252-3, DPak (2 Leads + Tab), SC-63

L78L33ACUTR

STMicroelectronics

IC REG LINEAR 3.3V 100MA SOT89-3

• Output Configuration: Positive
• Output Type: Fixed
• Number of Regulators: 1
• Voltage - Input (Max): 30V
• Voltage - Output (Min/Fixed): 3.3V
• Voltage - Output (Max): -
• Voltage Dropout (Max): -
• Current - Output: 100mA
• Current - Quiescent (Iq): -
• Current - Supply (Max): 5.5mA ~ 6mA
• PSRR: 49dB (120Hz)
• Control Features: -
• Protection Features: Over Current, Over Temperature, Short Circuit
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-243AA
• Supplier Device Package: SOT-89-3

Package: TO-243AA

L296HT

STMicroelectronics

IC REG BUCK ADJ 4A MULTIWATT15

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 9V
• Voltage - Input (Max): 46V
• Voltage - Output (Min/Fixed): 5.1V
• Voltage - Output (Max): 40V
• Current - Output: 4A
• Frequency - Switching: 100kHz
• Synchronous Rectifier: No
• Operating Temperature: -40°C ~ 150°C (TJ)
• Mounting Type: Through Hole
• Package / Case: Multiwatt-15 (Horizontal, Bent and Staggered Leads)
• Supplier Device Package: 15-Multiwatt

Package: Multiwatt-15 (Horizontal, Bent and Staggered Leads)

MC34063EBD-TR

STMicroelectronics

IC REG BUCK BOOST INV ADJ 8SOIC

• Function: Step-Up, Step-Down
• Output Configuration: Positive or Negative
• Topology: Buck, Boost
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 3V
• Voltage - Input (Max): 40V
• Voltage - Output (Min/Fixed): 1.25V
• Voltage - Output (Max): 38V
• Current - Output: 1.5A (Switch)
• Frequency - Switching: 100kHz
• Synchronous Rectifier: No
• Operating Temperature: -40°C ~ 125°C (TA)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 8-SO

Package: 8-SOIC (0.154", 3.90mm Width)

L7981ATR

STMicroelectronics

IC REG BUCK ADJ 3A 8HSOP

• Function: Step-Down
• Output Configuration: Positive
• Topology: Buck
• Output Type: Adjustable
• Number of Outputs: 1
• Voltage - Input (Min): 4.5V
• Voltage - Input (Max): 28V
• Voltage - Output (Min/Fixed): 0.6V
• Voltage - Output (Max): 28V
• Current - Output: 3A
• Frequency - Switching: 250kHz ~ 1MHz
• Synchronous Rectifier: No
• Operating Temperature: -40°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad
• Supplier Device Package: 8-HSOP Exposed Pad

Package: 8-SOIC (0.154", 3.90mm Width) Exposed Pad

STM812TW16F

STMicroelectronics

IC MPU RESET CIRC 3.08V SOT143-4

• Type: Simple Reset/Power-On Reset
• Number of Voltages Monitored: 1
• Output: Push-Pull, Totem Pole
• Reset: Active High
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 3.08V
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: TO-253-4, TO-253AA
• Supplier Device Package: SOT-143-4

Package: TO-253-4, TO-253AA

STM6719TGWB6F

STMicroelectronics

IC SUPERVISOR DUAL/TRPL SOT23-6

• Type: Multi-Voltage Supervisor
• Number of Voltages Monitored: 3
• Output: Open Drain or Open Collector
• Reset: Active Low
• Reset Timeout: 140 ms Minimum
• Voltage - Threshold: 1.11V, 3.075V, Adj
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: Surface Mount
• Package / Case: SOT-23-6
• Supplier Device Package: SOT-23-6

Package: SOT-23-6

VN808CMTR-E

STMicroelectronics

IC DRIVER OCTAL HISIDE 36PWRSOIC

• Switch Type: General Purpose
• Number of Outputs: 8
• Ratio - Input:Output: 1:1
• Output Configuration: High Side
• Output Type: N-Channel
• Interface: On/Off
• Voltage - Load: 10.5 V ~ 45 V
• Voltage - Supply (Vcc/Vdd): Not Required
• Current - Output (Max): 700mA
• Rds On (Typ): 160 mOhm (Max)
• Input Type: Non-Inverting
• Features: Auto Restart, Status Flag
• Fault Protection: Current Limiting (Fixed), Over Temperature
• Operating Temperature: -40°C ~ 125°C (TJ)
• Package / Case: 36-BSSOP (0.433", 11.00mm Width) Exposed Pad
• Supplier Device Package: PowerSO-36

Package: 36-BSSOP (0.433", 11.00mm Width) Exposed Pad

MC4558CD

STMicroelectronics

IC OPAMP GP 5.5MHZ 8SO

• Amplifier Type: General Purpose
• Number of Circuits: 2
• Output Type: -
• Slew Rate: 2.2 V/µs
• Gain Bandwidth Product: 5.5MHz
• -3db Bandwidth: -
• Current - Input Bias: 50nA
• Voltage - Input Offset: 1mV
• Current - Supply: 2.3mA
• Current - Output / Channel: 20mA
• Voltage - Supply, Single/Dual (±): ±2 V ~ 20 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Supplier Device Package: 8-SO

Package: 8-SOIC (0.154", 3.90mm Width)

STLC3080

STMicroelectronics

IC SLIC 44TQFP

• Function: Subscriber Line Interface Concept (SLIC)
• Interface: -
• Number of Circuits: 1
• Voltage - Supply: 4.75 V ~ 5.25 V
• Current - Supply: 5.5mA
• Power (Watts): 1.1W
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 44-LQFP
• Supplier Device Package: 44-TQFP

Package: 44-LQFP

STM32L151QDH6

STMicroelectronics

IC MCU 32BIT 384KB FLASH 132UBGA

• Core Processor: ARM? Cortex?-M3
• Core Size: 32-Bit
• Speed: 32MHz
• Connectivity: I2C, IrDA, LIN, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, I2S, POR, PWM, WDT
• Number of I/O: 109
• Program Memory Size: 384KB (384K x 8)
• Program Memory Type: FLASH
• EEPROM Size: 12K x 8
• RAM Size: 48K x 8
• Voltage - Supply (Vcc/Vdd): 1.8 V ~ 3.6 V
• Data Converters: A/D 40x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: -
• Package / Case: 132-UFBGA
• Supplier Device Package: -

Package: 132-UFBGA

STM32L052K8T6

STMicroelectronics

IC MCU 32BIT 64KB FLASH 32LQFP

• Core Processor: ARM? Cortex?-M0+
• Core Size: 32-Bit
• Speed: 32MHz
• Connectivity: I2C, IrDA, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, DMA, POR, PWM, WDT
• Number of I/O: 27
• Program Memory Size: 64KB (64K x 8)
• Program Memory Type: FLASH
• EEPROM Size: 2K x 8
• RAM Size: 8K x 8
• Voltage - Supply (Vcc/Vdd): 1.65 V ~ 3.6 V
• Data Converters: A/D 10x12b, D/A 1x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: -
• Package / Case: 32-LQFP
• Supplier Device Package: 32-LQFP (7x7)

Package: 32-LQFP

SM6T18AY

STMicroelectronics

TVS DIODE 15.3VWM 32.5VC SMB

• Type: Zener
• Unidirectional Channels: 1
• Bidirectional Channels: -
• Voltage - Reverse Standoff (Typ): 15.3V
• Voltage - Breakdown (Min): 17.1V
• Voltage - Clamping (Max) @ Ipp: 32.5V
• Current - Peak Pulse (10/1000µs): 123A (8/20µs)
• Power - Peak Pulse: 600W
• Power Line Protection: No
• Applications: Automotive
• Capacitance @ Frequency: -
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: DO-214AA, SMB
• Supplier Device Package: SMB (DO-214AA)

Package: DO-214AA, SMB

SMBF5.0A-TR

STMicroelectronics

TVS DIODE 5VWM 13.4VC SMB FLAT

• Type: Zener
• Unidirectional Channels: -
• Bidirectional Channels: -
• Voltage - Reverse Standoff (Typ): 5V
• Voltage - Breakdown (Min): 6.4V
• Voltage - Clamping (Max) @ Ipp: 13.4V
• Current - Peak Pulse (10/1000µs): 298A (8/20µs)
• Power - Peak Pulse: 600W
• Power Line Protection: -
• Applications: -
• Capacitance @ Frequency: -
• Operating Temperature: -
• Mounting Type: Surface Mount
• Package / Case: DO-221AA, SMB Flat Leads
• Supplier Device Package: SMBflat

Package: DO-221AA, SMB Flat Leads

SM4T7V6AY

STMicroelectronics

TVS DIODE 6.5VWM 14.5VC SMA

• Type: Zener
• Unidirectional Channels: 1
• Bidirectional Channels: -
• Voltage - Reverse Standoff (Typ): 6.5V
• Voltage - Breakdown (Min): 7.2V
• Voltage - Clamping (Max) @ Ipp: 14.5V
• Current - Peak Pulse (10/1000µs): 160A (8/20µs)
• Power - Peak Pulse: 400W
• Power Line Protection: No
• Applications: Automotive
• Capacitance @ Frequency: -
• Operating Temperature: -55°C ~ 150°C (TJ)
• Mounting Type: Surface Mount
• Package / Case: DO-214AC, SMA
• Supplier Device Package: SMA (DO-214AC)

Package: DO-214AC, SMA

HDMIULC6-4F3

STMicroelectronics

TVS DIODE 3VWM 10-FLIPCHIP

• Type: Steering (Rail to Rail)
• Unidirectional Channels: 2
• Bidirectional Channels: -
• Voltage - Reverse Standoff (Typ): 3V
• Voltage - Breakdown (Min): 6V
• Voltage - Clamping (Max) @ Ipp: -
• Current - Peak Pulse (10/1000µs): -
• Power - Peak Pulse: 35W
• Power Line Protection: Yes
• Applications: General Purpose
• Capacitance @ Frequency: 1.1pF @ 1MHz
• Operating Temperature: -
• Mounting Type: Surface Mount
• Package / Case: 10-WFBGA, FCBGA
• Supplier Device Package: 10-FlipChip

Package: 10-WFBGA, FCBGA

STA8088EXGATR

STMicroelectronics

IC RECEIVER GPS/GNSS

• Frequency: 1.575GHz
• Sensitivity: -162dBm
• Data Rate (Max): -
• Modulation or Protocol: Galileo, GPS
• Applications: General Purpose
• Current - Receiving: -
• Data Interface: I2C, SPI, UART, USB
• Memory Size: -
• Antenna Connector: -
• Features: -
• Voltage - Supply: 1.8 V ~ 3.3 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 169-TFBGA
• Supplier Device Package: 169-TFBGA (9x9)

Package: 169-TFBGA

STM32L476JEY6VTR

STMicroelectronics

WLCSP 72L DIE 415 PI

• Core Processor: ARM® Cortex®-M4
• Core Size: 32-Bit
• Speed: 80MHz
• Connectivity: CANbus, I²C, IrDA, LINbus, MMC/SD, QSPI, SAI, SPI, SWPMI, UART/USART, USB OTG
• Peripherals: Brown-out Detect/Reset, DMA, LCD, PWM, WDT
• Number of I/O: 57
• Program Memory Size: 512KB (512K x 8)
• Program Memory Type: FLASH
• EEPROM Size: -
• RAM Size: 128K x 8
• Voltage - Supply (Vcc/Vdd): 1.71 V ~ 3.6 V
• Data Converters: A/D 16x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C (TA)
• Mounting Type: -
• Package / Case: -
• Supplier Device Package: -

Package: -

STM32MP157AAC3T

STMicroelectronics

MPU ARM DUAL CORTEX-A7 650 MHZ A

• Core Processor: ARM® Cortex®-A7
• Number of Cores/Bus Width: 2 Core, 32-Bit
• Speed: 209MHz, 650MHz
• Co-Processors/DSP: ARM® Cortex®-M4
• RAM Controllers: LPDDR2, LPDDR3, DDR3, DDR3L
• Graphics Acceleration: Yes
• Display & Interface Controllers: HDMI, LCD
• Ethernet: 10/100Mbps, GbE
• SATA: -
• USB: USB 2.0 (2), USB 2.0 OTG+ PHY (3)
• Voltage - I/O: 2.5V, 3.3V
• Operating Temperature: -40°C ~ 125°C (TJ)
• Security Features: ARM TZ
• Package / Case: 361-TFBGA
• Supplier Device Package: 361-TFBGA (12x12)

Package: 361-TFBGA