Name: PT91-21C
Brand: Everlight Electronics Co Ltd
SKU: PT91-21C
Availability: InStock
Rating: 5 (130 reviews)

PT91-21C

For Reference Only

Part Number	PT91-21C
Manufacturer	Everlight Electronics Co Ltd
Description	PHOTOTRANSISTOR 1.9MM RND AXIAL
Datasheet	PT91-21C Specifications
Package	Axial
ECAD
In Stock	19,836 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 20 - May 25 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # PT91-21C (Optical Sensors - Phototransistors) is manufactured by Everlight Electronics Co Ltd 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 PT91-21C specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add PT91-21C with quantity into BOM. Heisener.com does NOT require any registration to request a quote of PT91-21C.

PT91-21C Specifications

Manufacturer	Everlight Electronics Co Ltd
Category	Sensors, Transducers - Optical Sensors - Phototransistors
Package	Axial
ECAD
Series	-
Voltage - Collector Emitter Breakdown (Max)	30V
Current - Collector (Ic) (Max)	20mA
Current - Dark (Id) (Max)	100nA
Wavelength	940nm
Viewing Angle	-
Power - Max	75mW
Mounting Type	Through Hole
Orientation	Top View
Operating Temperature	-25°C ~ 85°C (TA)
Package / Case	Axial

PT91-21C Reviews

Jac*****eyes

April 5, 2023

★ ★ ★ ★ ★

Absolutely awesome, quick delivery, perfect product exactly as described!

Jayce*****randa

March 19, 2023

★ ★ ★ ★ ★

I've placed many orders from Heisener . I have never had an error with any order, the order has always went out the same day, and the items are always well packaged.

Aydi*****ight

March 4, 2023

★ ★ ★ ★ ★

Have never had a problem with my order. Packages arrive on time and in great condition.

Elean*****nzales

February 22, 2023

★ ★ ★ ★ ★

Very pleased with the parts from this company. First class service. Thanks!

Write a Review

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PT91-21C Packaging

PT91-21C FAQ

1. How to order PT91-21C 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 PT91-21C is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the PT91-21C. All suppliers must pass our qualification reviews before they can publish their products including PT91-21C on Heisener; we pay more attention to the channels and quality of PT91-21C products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the PT91-21C price and inventory displayed accurate?

The price and inventory of PT91-21C 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 PT91-21C?

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 PT91-21C we delivered, we will accept the replacement or return of the PT91-21C 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 PT91-21C.

(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 PT91-21C pin diagram, PT91-21C datasheet?

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

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PT91-21C 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
PT91-21C D# V36:1790_14831708	Everlight Electronics Co Ltd	Phototransistor IR Chip Silicon 940nm 2-Pin Mini-SMD Bag RoHS: Compliant	0
PT91-21C/TR10 D# V36:1790_14832636	Everlight Electronics Co Ltd	Phototransistor IR Chip Silicon 940nm 2-Pin SMD RoHS: Compliant	0
PT91-21C/TR7 D# V36:1790_14831711	Everlight Electronics Co Ltd	Phototransistor IR Chip Silicon 940nm 2-Pin Mini-SMD T/R RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
PT91-21C/TR7 D# 3291210150	Everlight Electronics Co Ltd	Phototransistor Chip Silicon 940nm 2-Pin SMD T/R (Alt: 3291210150)	0
PT91-21C-TR10 D# 3291210250	Everlight Electronics Co Ltd	Phototransistor IR Chip Silicon 940nm 2-Pin SMD (Alt: 3291210250)	0
PT91-21C-TR9 D# 3291210550	Everlight Electronics Co Ltd	Phototransistor IR Chip Silicon 940nm 2-Pin Miniature SMD Bag (Alt: 3291210550)	0

Part Number	Manufacturer	Description	Stock
PT91-21C/TR10	Everlight Electronics Co Ltd	1.9 mm Round 940 nm Subminiature Z-Bend Surface Mount Infrared Phototransistor	0
PT91-21C/TR7	Everlight Electronics Co Ltd	- Tape and Reel	24000
PT91-21C	Everlight Electronics Co Ltd	- Tape and Reel	24000

Part Number

Manufacturer

Description

Stock

PT91-21C/TR10

Everlight Electronics Co Ltd

p=940nm Vce=400mV Ic=1.5mA P=75mW

1000

PT91-21C/TR7

Everlight Electronics Co Ltd

p=940nm Vce=400mV Ic=1.5mA P=75mW

1000

Part Number	Manufacturer	Description	Stock
PT91-21C D# 1080-1166-ND	Everlight Electronics Co Ltd	SENSOR PHOTO 940NM TOP VIEW AXL	32
PT91-21C/TR10 D# 1080-1395-1-ND	Everlight Electronics Co Ltd	SENSOR PHOTO 940NM TOP VIEW 2SMD	2858
PT91-21C/TR7 D# 1080-1396-2-ND	Everlight Electronics Co Ltd	SENSOR PHOTO 940NM TOP VIEW 2SMD	0

Part Number

Manufacturer

Description

Stock

PT91-21C/F10

Everlight Electronics Co Ltd

In stock shipping within 2days

49525

Part Number

Manufacturer

Description

Stock

PT91-21C/TR10

Everlight Electronics Co Ltd

1.9 mm Round 940 nm Subminiature Z-Bend Surface Mount Infrared Phototransistor

RoHS: Compliant

pbFree: Yes

PT91-21C/TR7

Everlight Electronics Co Ltd

1.9 mm Round 940 nm Subminiature Gull Wing SMT Infrared Phototransistor

RoHS: Compliant

pbFree: Yes

Part Number	Manufacturer	Description	Stock
PT91-21C/F10	N/A	OEM/CM Immediate delivery	12500
PT91-21C1/L154/TR7(VDO)	Everlight Electronics Co Ltd	OEM/CM Immediate delivery	1200
PT91-21C/TR10	Everlight Electronics Co Ltd	OEM/CM Immediate delivery	19845

Part Number

Manufacturer

Description

Stock

PT91-21C/TR10

D# XSKDRABV0032541

Everlight Electronics Co Ltd

1.9 mm Round 940 nm Subminiature Z-Bend Surface Mount Infrared Phototransistor

11000

Part Number

Manufacturer

Description

Stock

PT91-21C/TR7

D# NS-PT91-21C/TR7

Everlight Electronics Co Ltd

OEM/CM ONLY

4394

Part Number

Manufacturer

Description

Stock

PT91-21C/TR10

D# IR4150

Everlight Electronics Co Ltd

PHOTOTRANS. LENS CLEAR G-WING

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
PT9121C/TR7	Everlight Electronics Co Ltd	OEM/CM ONLY	18768
PT9121C/TR10	Everlight Electronics Co Ltd	OEM/CM ONLY	96
PT9121C	Everlight Electronics Co Ltd	OEM/CM ONLY	127
PT9121C1L154TR7VDO	Everlight Electronics Co Ltd	OEM/CM ONLY	51211

Part Number	Manufacturer	Description	Stock
PT91-21C/F10	N/A	IN stock Immediate delivery	12515
PT91-21C/TR10	Everlight Electronics Co Ltd	IN stock Immediate delivery	19830
PT91-21C1/L154/TR7(VDO)	Everlight Electronics Co Ltd	IN stock Immediate delivery	1195

Part Number	Manufacturer	Description	Stock
PT91-21C/TR7	Everlight Electronics Co Ltd	shipping today	52335
PT91-21C/TR9	Everlight Electronics Co Ltd	shipping today	4996
PT91-21C	Everlight Electronics Co Ltd	shipping today	69525
PT91-21C1/L154/TR7(VDO)	Everlight Electronics Co Ltd	shipping today	1205
PT91-21C/TR10	Everlight Electronics Co Ltd	shipping today	65228

Part Number

Manufacturer

Description

Stock

PT91-21C

D# 45665878

Everlight Electronics Co Ltd

Phototransistor IR Chip Silicon 940nm 2-Pin Mini-SMD Bag

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

PT91-21C/TR7

Everlight Electronics Co Ltd

SENSOR PHOTO 940NM TOP VIEW 2SMD

58654

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PT91-21C

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.

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