Name: LT3781IG
Brand: Linear Technology
SKU: LT3781IG
Availability: InStock
Rating: 5 (97 reviews)

LT3781IG

For Reference Only

Part Number	LT3781IG
Manufacturer	Linear Technology
Description	IC REG CTRLR FWRD CONV 20SSOP
Datasheet	LT3781IG Specifications
Package	20-SSOP (0.209", 5.30mm Width)
ECAD
In Stock	4,384 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 3 - Jun 8 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # LT3781IG (PMIC - Voltage Regulators - DC DC Switching Controllers) is manufactured by Linear Technology and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For LT3781IG specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add LT3781IG with quantity into BOM. Heisener.com does NOT require any registration to request a quote of LT3781IG.

LT3781IG Specifications

Manufacturer	Linear Technology
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Controllers
Package	20-SSOP (0.209", 5.30mm Width)
ECAD
Series	-
Output Type	Transistor Driver
Function	Step-Up/Step-Down
Output Configuration	Positive, Isolation Capable
Topology	Forward Converter
Number of Outputs	1
Output Phases	1
Voltage - Supply (Vcc/Vdd)	9 V ~ 18 V
Frequency - Switching	700kHz
Duty Cycle (Max)	-
Synchronous Rectifier	No
Clock Sync	Yes
Serial Interfaces	-
Control Features	Enable, Soft Start
Operating Temperature	-40°C ~ 85°C (TA)
Package / Case	20-SSOP (0.209", 5.30mm Width)
Supplier Device Package	20-SSOP

LT3781IG Reviews

Saig*****ters

March 24, 2023

★ ★ ★ ★ ★

Itams as described Fast and cheap shipping.

Aade*****opra

March 3, 2023

★ ★ ★ ★ ★

I was able to make my list of needed parts and use suggested products. The big plus is the fact they show inventory quantity.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

LT3781IG Packaging

LT3781IG FAQ

1. How to order LT3781IG on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that LT3781IG is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LT3781IG. All suppliers must pass our qualification reviews before they can publish their products including LT3781IG on Heisener; we pay more attention to the channels and quality of LT3781IG products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the LT3781IG price and inventory displayed accurate?

The price and inventory of LT3781IG fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of LT3781IG?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LT3781IG we delivered, we will accept the replacement or return of the LT3781IG only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LT3781IG.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as LT3781IG pin diagram, LT3781IG datasheet?

If you need any after-sales service, please do not hesitate to contact us.

LT3781IG Related Products

GHV38033	Sprague-Goodman, CAP TRIM 0.8-39PF 1.25KV SMD, -, -	View
TPSD686M020R0070	AVX Corporation, CAP TANT 68UF 20V 20% 2917, 2917 (7343 Metric), -	View
C0805C511F5GACTU	KEMET, CAP CER 510PF 50V NP0 0805, 0805 (2012 Metric), -	View
ZPY75-TR	Vishay Semiconductor Diodes Division, DIODE ZENER 75V 1.3W DO41, DO-204AL, DO-41, Axial, -	View
IS42RM32800E-75BLI-TR	ISSI, Integrated Silicon Solution Inc, IC SDRAM 256MBIT 133MHZ 90BGA, 90-TFBGA, -	View
R2F-3.15-RGB	Bivar Inc., LIGHT PIPE ASSY 4.2MM RGB 3.15", -, -	View
RN60E2800BB14	Vishay Dale, RES 280 OHM 1/4W .1% AXIAL, Axial, -	View
RG1005P-272-W-T5	Susumu, RES SMD 2.7KOHM 0.05% 1/16W 0402, 0402 (1005 Metric), -	View
ERJ-14NF4993U	Panasonic Electronic Components, RES SMD 499K OHM 1% 1/2W 1210, 1210 (3225 Metric), -	View
35273	TE Connectivity AMP Connectors, CONN RING CIRC 10-12AWG #1/4, -, -	View
M80-9260522	Harwin Inc., CONNECTOR, -, -	View
DW-38-09-G-D-570	Samtec Inc., .025" BOARD SPACERS, -, -	View

LT3781IG Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number	Manufacturer	Description	Stock
LT3781IG D# VN5:3623_16968076	Analog Devices Inc	DC/DC Cntrlr Single-OUT Forward 350kHz Automotive 20-Pin SSOP RoHS: Not Compliant	0
LT3781IG#PBF D# E54:1762_00083168	Analog Devices Inc	DC/DC Cntrlr Single-OUT Forward 350kHz Automotive 20-Pin SSOP Tube RoHS: Compliant	0
LT3781IG#TRPBF D# V36:1790_06429933	Analog Devices Inc	DC/DC Cntrlr Single-OUT Forward 350kHz Automotive 20-Pin SSOP T/R RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
LT3781IG#TRPBF	Linear Technology	IC REG CTRLR ISO PWM CM 20-SSOP	0
LT3781IG#TR	Linear Technology	IC REG CTRLR ISO PWM CM 20-SSOP	0
LT3781IG	Linear Technology	IC REG CTRLR ISO PWM CM 20-SSOP	0
LT3781IG#PBF	Linear Technology	IC REG CTRLR ISO PWM CM 20-SSOP	0

Part Number	Manufacturer	Description	Stock
LT3781IG D# LT3781IG-ND	Analog Devices Inc	IC REG CTRLR FWRD CONV 20SSOP	19
LT3781IG#PBF D# LT3781IG#PBF-ND	Analog Devices Inc	IC REG CTRLR FWRD CONV 20SSOP	0
LT3781IG#TRPBF D# LT3781IG#TRPBF-ND	Analog Devices Inc	IC REG CTRLR FWRD CONV 20SSOP	0

Part Number

Manufacturer

Description

Stock

LT3781IG#PBF

Linear Technology

In stock shipping within 2days

203

Part Number

Manufacturer

Description

Stock

LT3781IG

Linear Technology

OEM/CM QUOTES ONLY | NO BROKERS

371

Part Number	Manufacturer	Description	Stock
LT3781IGPBF	Linear Technology	OEM/CM ONLY	627
LT3781IGTR	Linear Technology	OEM/CM ONLY	825
LT3781IGTRPBF	Linear Technology	OEM/CM ONLY	342
LT3781IG	Linear Technology	OEM/CM ONLY	1024

Part Number

Manufacturer

Description

Stock

LT3781IG#PBF

D# 584-LT3781IG#PBF

Analog Devices Inc

Switching Controllers Sync. Forward Controller

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

LT3781IG

D# NS-LT3781IG

Linear Technology

OEM/CM ONLY

9585

LT3781IG#TR

D# NS-LT3781IG#TR

Linear Technology

OEM/CM ONLY

3844

Part Number

Manufacturer

Description

Stock

LT3781IG#PBF

D# LT3781IG#PBF

Analog Devices Inc

POWER MANAGEMENT IC

RoHS: Compliant

LT3781IG#TRPBF

D# LT3781IG#TRPBF

Analog Devices Inc

POWER MANAGEMENT IC

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

LT3781IG

Linear Technology

OEM/CM ONLY

114

Part Number

Manufacturer

Description

Stock

LT3781IG-PBF

Linear Technology

shipping today

Part Number

Manufacturer

Description

Stock

LT3781IG#PBF

D# 35212814

Analog Devices Inc

DC/DC Cntrlr Single-OUT Forward 350kHz Automotive 20-Pin SSOP Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

LT3781IG

Linear Technology

RFQ

7143

Quick Inquiry

LT3781IG

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS