H21B4 - Fairchild/ON Semiconductor - Price, Inventory & Datasheets | Heisener.com
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H21B4

H21B4

H21B4

For Reference Only

Part Number

H21B4

Description

SENSOR OPTO SLOT 3MM DARL THRU

Package

PCB Mount

ECAD

In Stock

6,588 piece(s)

Unit Price

Request a Quote

Lead Time

To be Confirmed

Estimated Delivery Time

Mar 27 - Apr 1 ( Choose Expedited Shipping)

Request for Quotation

Payment Methods
Delivery Services

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H21B4

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Certified Quality

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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.

ISO 9001 ISO 14001 DUNS Registered Award 1 Award 3 Award 5 Award 4 Special Dealer Enterprises Reference 1 Reference 2 Nation Certificate
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Do you have any question about H21B4?

Part Number # H21B4 (Optical Sensors - Photointerrupters - Slot Type - Transistor Output) is manufactured by Fairchild/ON Semiconductorand 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 H21B4specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add H21B4 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of H21B4.

H21B4 Specifications

Manufacturer Fairchild/ON Semiconductor
Category Sensors, Transducers - Optical Sensors - Photointerrupters - Slot Type - Transistor Output
Package PCB Mount
ECAD Technical cover
Series -
Sensing Distance 0.118" (3mm)
Sensing Method Transmissive
Output Configuration Photodarlington
Current - DC Forward (If) (Max) 50mA
Current - Collector (Ic) (Max) 40mA
Voltage - Collector Emitter Breakdown (Max) 55V
Response Time 7µs, 45µs
Operating Temperature -55°C ~ 100°C
Mounting Type Through Hole
Package / Case PCB Mount

H21B4 Reviews

Mead*****ordan

April 1, 2023

Worked perfectly for my application. Worked like a charm!

Mig***** Vala

March 29, 2023

Heisener has everything! Each product is easy to search and navigate. No minimum quantities. Fast shipping!

Adel*****Taneja

March 26, 2023

Great kit, cost half the price of other stores. Includes most items that someone would need.

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H21B4 FAQ

1. How to order H21B4 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 H21B4 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test theH21B4. All suppliers must pass our qualification reviews before they can publish their products including H21B4 on Heisener;we pay more attention to the channels and quality of H21B4products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the H21B4 price and inventory displayed accurate?

The price and inventory of H21B4 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 H21B4?

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 H21B4 we delivered, we will accept the replacement or return of the H21B4 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 ofH21B4.
(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 H21B4 pin diagram, H21B4 datasheet?

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

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H21B4 Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

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

Quality Guarantee

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.

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Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Manufacturer Description Stock

SH21B473K101CT

D# E02:0323_07074666

Walsin Technology Corporation

Cap Ceramic 0.047uF 100V X7R 10% Pad SMD 0805 Soft Termination 125°C Automotive T/R

RoHS: Compliant
0
Part Number Manufacturer Description Stock

H21B472K

TT electronics / BI Technologies

172

SH21B473K500CT

Walsin Technology Corporation

96000

SH21B472K101CT

Walsin Technology Corporation

6000
Part Number Manufacturer Description Stock

H21B4

SPC Multicomp

CAP, MLCC, X7R, 4.7NF, 10V, 0805

0
Part Number Manufacturer Description Stock

FCRCSH-21B-4

D# FCRCSH-21B-4-ND

Essentra Components

CBL ROUT/CLAMP SERR 2.98"L 1/2"

0

H21B4

D# H21B4-ND

ON Semiconductor

SENSOR OPT SLOT DARL PC PINS

0

FCRCSH-21B-4A-RT

D# RPC2266-ND

Essentra Components

CBL CLIP FLAT NATURAL ADHESIVE

2382
Part Number Manufacturer Description Stock

H21B4

Fairchild Semiconductor Corporation

In stock shipping within 2days

12260
Part Number Manufacturer Description Stock

MCSH21B472K101CT

D# 1856505RL

SPC Multicomp

CAP, 4700PF, 100V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Reel
0

MCSH21B472K100CT

D# 1856412

SPC Multicomp

CAP, 4700PF, 10V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 100
Container: Cut Tape
0

MCSH21B471K101CT

D# 1856499RL

SPC Multicomp

CAP, 470PF, 100V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Reel
0

MCSH21B472K250CT

D# 1856459RL

SPC Multicomp

CAP, 4700PF, 25V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Reel
0

MCSH21B471K160CT

D# 1856429RL

SPC Multicomp

CAP, 470PF, 16V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Reel
0

MCSH21B473K500CT

D# 1856489

SPC Multicomp

CAP, 0.047F, 50V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
8520

MCSH21B473K160CT

D# 1856442

SPC Multicomp

CAP, 0.047F, 16V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 100
Container: Cut Tape
0

MCSH21B473K101CT

D# 1856513

SPC Multicomp

CAP, 0.047F, 100V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
5665
Part Number Manufacturer Description Stock

H21B4

Texas Instruments

OEM/CM ONLY

594
Part Number Manufacturer Description Stock

H21B4

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

2103
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SH21B473K101CT

D# 791-SH21B473K101CT

Walsin Technology Corporation

Multilayer Ceramic Capacitors MLCC - SMD/SMT 0.047uF 10% 100V Soft Termination

RoHS: Compliant
986

SH21B473K500CT

D# 791-SH21B473K500CT

Walsin Technology Corporation

Multilayer Ceramic Capacitors MLCC - SMD/SMT 0.047uF 10% 50V Soft Termination

RoHS: Compliant
2000
Part Number Manufacturer Description Stock

SH21B471K251CT

D# WT0000000020027

Walsin Technology Corporation

0805 X7R 470pF 10% 250V

0

SH21B471K631CT

D# WT0000000020030

Walsin Technology Corporation

0805 X7R 470pF 10% 630V

0

SH21B471K500CT

D# WT0000000020028

Walsin Technology Corporation

0805 X7R 470pF 10% 50V

0

SH21B473K250CT

D# WT0000000020041

Walsin Technology Corporation

0805 X7R 0.047uF 10% 25V

0

SH21B472K100CT

D# WT0000000020031

Walsin Technology Corporation

0805 X7R 4700pF 10% 10V

0

SH21B473K160CT

D# WT0000000020040

Walsin Technology Corporation

0805 X7R 0.047uF 10% 16V

0

SH21B472K251CT

D# WT0000000020036

Walsin Technology Corporation

0805 X7R 4700pF 10% 250V

0

SH21B471K250CT

D# WT0000000020026

Walsin Technology Corporation

0805 X7R 470pF 10% 25V

0

SH21B472K250CT

D# WT0000000020035

Walsin Technology Corporation

0805 X7R 4700pF 10% 25V

0

SH21B473K100CT

D# WT0000000020038

Walsin Technology Corporation

0805 X7R 0.047uF 10% 10V

0

SH21B472K160CT

D# WT0000000020033

Walsin Technology Corporation

0805 X7R 4700pF 10% 16V

0

SH21B471K101CT

D# WT0000000020023

Walsin Technology Corporation

0805 X7R 470pF 10% 100V

0

SH21B472K101CT

D# WT0000000020032

Walsin Technology Corporation

0805 X7R 4700pF 10% 100V

0

SH21B472K201CT

D# WT0000000020034

Walsin Technology Corporation

0805 X7R 4700pF 10% 200V

0

SH21B471K201CT

D# WT0000000020025

Walsin Technology Corporation

0805 X7R 470pF 10% 200V

0
Part Number Manufacturer Description Stock

MCSH21B471K250CT

D# 23T7431

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 470 pF, 10%, X7R, 25 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
3119

MCSH21B471K101CT

D# 23T7473

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 470 pF, 10%, X7R, 100 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1271

MCSH21B472K160CT

D# 23T7416

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 4700 pF, 10%, X7R, 16 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1562

MCSH21B471K160CT

D# 23T7410

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 470 pF, 10%, X7R, 16 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
851

MCSH21B472K250CT

D# 23T7437

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 4700 pF, 10%, X7R, 25 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1081

MCSH21B473K500CT

D# 23T7464

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 0.047 F, 10%, X7R, 50 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
8520

MCSH21B472K500CT

D# 23T7458

SPC Multicomp

CERAMIC CAPACITOR ROHS COMPLIANT: YES

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
3000

MCSH21B473K101CT

D# 23T7485

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 0.047 F, 10%, X7R, 100 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
5665

MCSH21B472K101CT

D# 23T7479

SPC Multicomp

Multilayer Ceramic Capacitor, MCCA Series, 4700 pF, 10%, X7R, 100 V, 0805 [2012 Metric] RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
0
Part Number Manufacturer Description Stock

FCRCSH-21B-4A-RT

D# NS-FCRCSH-21B-4A-RT

Richco

OEM/CM ONLY

9933

H21B4

D# NS-H21B4

Fairchild Semiconductor Corporation

OEM/CM ONLY

1492
Part Number Manufacturer Description Stock

H21B472K

TT electronics / BI Technologies

137
Part Number Manufacturer Description Stock

H21B474M

D# H21B474M

Bishop Electronics Corporation

0

H21B473M

D# H21B473M

Bishop Electronics Corporation

0

H21B472M

D# H21B472M

Bishop Electronics Corporation

0
Part Number Manufacturer Description Stock

MCSH21B472K500CT

SPC Multicomp

OEM/CM ONLY

9711

MCSH21B473K101CT

SPC Multicomp

OEM/CM ONLY

96

SH21B471K500CT

Walsin Technology Corporation

OEM/CM ONLY

24016

SH21B472K500CT

Walsin Technology Corporation

OEM/CM ONLY

331

FCRCSH21B4ART

Richco

OEM/CM ONLY

2477

H21B472K

TT electronics / BI Technologies

OEM/CM ONLY

188

SH21B474K500CT

Walsin Technology Corporation

OEM/CM ONLY

174016

MCSH21B471K250CT

SPC Multicomp

OEM/CM ONLY

3324

MCSH21B472K160CT

SPC Multicomp

OEM/CM ONLY

1762

MCSH21B471K101CT

SPC Multicomp

OEM/CM ONLY

1721

MCSH21B471K160CT

SPC Multicomp

OEM/CM ONLY

1196

MCSH21B472K250CT

SPC Multicomp

OEM/CM ONLY

1491

SH21B473K500CT

Walsin Technology Corporation

OEM/CM ONLY

96016

SH21B472K101CT

Walsin Technology Corporation

OEM/CM ONLY

6016
Part Number Manufacturer Description Stock

H21B4

Fairchild Semiconductor Corporation

IN stock Immediate delivery

2118
Part Number Manufacturer Description Stock

H21B4

Fairchild Semiconductor Corporation

shipping today

2108
Part Number Manufacturer Description Stock

SH21B473K101CT

D# 52464547

Walsin Technology Corporation

Cap Ceramic 0.047uF 100V X7R 10% Pad SMD 0805 Soft Termination 125°C Automotive T/R

RoHS: Compliant
0
Part Number Manufacturer Description Stock

MCSH21B473K101CT

D# 1856513

SPC Multicomp

CAP, 0.047F, 100V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 100
Container: Cut Tape
5665

MCSH21B472K160CT

D# 1856436

SPC Multicomp

CAP, 4700PF, 16V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1662

MCSH21B471K160CT

D# 1856429RL

SPC Multicomp

CAP, 470PF, 16V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Reel
0

MCSH21B471K101CT

D# 1856499

SPC Multicomp

CAP, 470PF, 100V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1271

MCSH21B472K250CT

D# 1856459

SPC Multicomp

CAP, 4700PF, 25V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Cut Tape
1081

MCSH21B473K500CT

D# 1856489RL

SPC Multicomp

CAP, 0.047F, 50V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 1
Container: Reel
0

MCSH21B472K500CT

D# 1856483RL

SPC Multicomp

CAP, 4700PF, 50V, 10%, X7R, 0805

RoHS: Compliant
Min Qty: 5
Container: Reel
0

H21B4 Tags

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  • H21B4 datasheet
  • H21B4 specification
  • H21B4 image
  • Fairchild/ON Semiconductor
  • Fairchild/ON Semiconductor H21B4
  • buy H21B4
  • H21B4 price
  • H21B4 distributor
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