Sensors, Transducers

H21A3

Obsolete

SENSOR OPT SLOT PHOTOTRAN PC PIN

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Sensors, Transducers

Obsolete

SENSOR OPT SLOT PHOTOTRAN PC PIN

Technical Specifications

Parameters and characteristics for this part

Specification	H21A3

Current - Collector (Ic) (Max) [Max]	20 mA
Current - DC Forward (If) (Max)	50 mA
Mounting Type	Through Hole, Flange
Operating Temperature [Max]	100 °C
Operating Temperature [Min]	-55 °C
Output Configuration	Phototransistor
Package / Case	Slotted, PC Pins
Response Time	150 µs, 8 µs
Sensing Distance	3 mm
Sensing Distance	0.118 in
Sensing Method	Through-Beam
Type	Unamplified
Voltage - Collector Emitter Breakdown (Max) [Max]	30 V

Part	Voltage - Collector Emitter Breakdown (Max) [Max]	Package / Case	Sensing Distance	Sensing Distance	Output Configuration	Mounting Type	Type	Response Time	Sensing Method	Current - Collector (Ic) (Max) [Max]	Operating Temperature [Max]	Operating Temperature [Min]	Current - DC Forward (If) (Max)	Voltage - Collector Emitter Breakdown (Max)
ON Semiconductor H21A1	30 V	PC Pins Slotted	3 mm	0.118 in	Phototransistor	Through Hole Flange	Unamplified	8 µs 150 µs	Through-Beam	20 mA	100 °C	-55 °C	50 mA
ON Semiconductor H21A6		PC Pins Slotted	3 mm	0.118 in	Phototransistor	Through Hole Flange	Unamplified	8 µs 50 µs	Through-Beam	20 mA	100 °C	-55 °C	50 mA	55 V
ON Semiconductor H21A3	30 V	PC Pins Slotted	3 mm	0.118 in	Phototransistor	Through Hole Flange	Unamplified	8 µs 150 µs	Through-Beam	20 mA	100 °C	-55 °C	50 mA
ON Semiconductor H21A2	30 V	PC Pins Slotted	3 mm	0.118 in	Phototransistor	Through Hole Flange	Unamplified	8 µs 150 µs	Through-Beam	20 mA	100 °C	-55 °C	50 mA
ON Semiconductor H21A4		PC Pins Slotted	3 mm	0.118 in	Phototransistor	Through Hole Flange	Unamplified	8 µs 50 µs	Through-Beam	20 mA	100 °C	-55 °C	50 mA	55 V

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

General part information

Optical Sensor Through-Beam 0.118" (3mm) Phototransistor Slotted, PC Pins

Technical documentation and resources