This post explains for the transistor.

The Part Number is A2099, 2SA2099.

The function of this semiconductor is -50V, -10A, PNP transistor.

The package is TO-220ML Type

Manufacturer: Sanyo Semiconductor

Preview images :

Description

A2099 is PNP Epitaxial Planar Silicon Transistor. 

Characteristics of PNP transistors:

 

Features:

• Adoption of  MBIT processes.

• Large current capacitance.

• Low collector-to-emitter saturation voltage.

• High-speed switching

 

Absolute maximum ratings ( Ta=25°C )

1. Collector to Base Voltage: Vcbo = – 50 V

2. Collector to Emitter Voltage: Vceo = – 50 V

3. Emitter to Base Voltage: Vebo = – 6 V

4. Collector Current: Ic = – 10 A

5. Collector Dissipation : Pc = 25 W

6. Junction Temperature: Tj = 150°C

7. Storage Temperature: Tsg = -55 ~ +150°C

Applications:

• Relay drivers, lamp drivers, motor drivers.

A2099 PDF Datasheet

This post explains for the A933, 2SA933.

The Package is TO-92 Type.

The function of this semiconductor is – 40V, – 0.1A, PNP Transistor.

Manufacturer: Rohm

Preview images :

Description

A933 is Epitaxial Planar PNP Silicon Transistor. 

Characteristics:

Features

1. General Small Signal Amp.

2. Epitaxial Planar PNP Silicon Transistor.

3. Complementary pair with 2SC1740, 2SC1740S. […]

 

Absolute maximum ratings ( Ta=25°C )

1. Collector to Base Voltage: Vcbo = – 50V

2. Collector to Emitter Voltage: Vceo = – 40V

3. Emitter to Base Voltage: Vebo = – 5V

4. Collector Current: Ic = – 100 mA

5. Total Dissipation : Pc = 300mW

6. Junction Temperature: Tj = 125°C

7. Storage Temperature: Tsg = -55 ~ +125°C

 

A933 PDF Datasheet

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