Unclassified A733 is a widely used TO-92 size BJT transistor designed to use for amplification and switching purposes. This article is going to explain pinout, equivalents, applications, and other details about the A733 transistor.
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Dec 1, 2021
Sara Sally
12V short circuit protection circuit homemade using c945 & A733 transistor
Unclassified
A733 is a widely used TO-92 size BJT transistor designed to use for amplification and switching purposes. This article is going to explain pinout, equivalents, applications, and other details about the A733 transistor.
A733
The A733 is a TO-92 size BJT transistor that can be used for both amplification and switching. It's found in a wide range of commercial products, educational devices, and toys, among other things. It's also utilized in instructional electronic circuits and projects made by students.
The transistor can drive a load with a voltage of -50V and a current of 150mA. The transistor's highest emitter-base voltage is 5V, and its minimum saturation voltage is merely 0.3V. It's perfect for use as an amplifier in a variety of applications due to its maximum collector dissipation of 250mW and DC gain of up to 600.
| Pin No | Pin Name |
| 1 | Emitter |
| 2 | Collector |
| 3 | Base |
Changjiang Electronics Tech (CJ) A733 technical specifications, attributes, parameters and parts with similar specifications to Changjiang Electronics Tech (CJ) A733.
Changjiang Electronics Tech (CJ) A733 technical specifications, attributes, parameters and parts with similar specifications to Changjiang Electronics Tech (CJ) A733.
| Product Attribute | Attribute Value | |
|---|---|---|
| Package / Case | SOT-23(SOT-23-3) | |
| Current-Collector (Ic) (Max) | 150mA | |
| Packaging | Tape & Reel (TR) |
| Product Attribute | Attribute Value | |
|---|---|---|
| Power - Max | 200mW | |
| Transistor Type | PNP | |
| Voltage - Collector Emitter Breakdown (Max) | 50V |
| Product Attribute | Attribute Value | |
|---|---|---|
| RoHS Status | RoHS Compliant |
Type: PNP
Collector-Emitter Voltage: -50 V
Collector-Base Voltage: -60 V
Emitter-Base Voltage: -5 V
Collector Current: -0.15 A
Collector Dissipation: 0.25 W
DC Current Gain (hfe): 90 to 600
Transition Frequency: 180 MHz
Operating and Storage Junction Temperature Range: -55 to +150 °C
Package: TO-92
RF Circuits
Audio Preamplifiers
Audio Amplifier
Sensor Circuits
Audio Amplifier Stages
Signal Amplification
Switching Loads under 150mA
C945, 2N2907, 2N3906, 2SA1015, 2SA1266
This A733 transistor can be used for a variety of amplification and switching applications. When used as a switch, it can drive loads of up to 150mA. which is sufficient to power relays, LEDs, high-power transistors, and integrated circuits, among other things. It can be utilized in low voltage circuits because it only requires a 0.3V base voltage for saturation. It can, however, be utilized in audio amplification stages as well as an amplifier to amplify a variety of signals.
It is recommended that you keep these items in mind when using this gadget in your circuits if you want it to last a long time. Do not drive a load that is higher than 50 volts and 150 milliamps. It is usually preferable to drive at a lower load than the maximum capacity. Always use a proper base resistor, and do not use or store this transistor between -55 and +150 degrees Celsius.
A733 Dimensions
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