9015/ SS9015 transistor

9015 SS9015 transistor
9015 SS9015 transistor

The 9015/ SS9015 transistor is a PNP BJT transistor used for audio amplifier circuits due to its high DC gain value, in this article we explain about complete specifications of the 9015 transistor using a datasheet.

Specifications & features of 9015/ SS9015 transistor

  • 9015 or SS9015 is a PNP bipolar transistor
  • Collector to base voltage (VCB) is -50V
  • Collector to emitter voltage (VCE) is -45V
  • Emitter to base voltage (VEB) is -5V
  • Collector current (IC) is -0.1A
  • Power dissipation (PD) is 450mW
  • Collector to emitter saturation voltage (VCE (sat)) is -0.3V
  • Collector to base breakdown voltage (VCBO) is -50V
  • DC gain is 200 to 1000hFE
  • Junction temperature (TJ) is -55 to 150°C
  • Transition frequency (TF) is 150MHz

PINOUT & PACKAGE DETAILS OF 9015/ SS9015 transistor

s9015 transistor pinout
s9015 transistor pinout
  • Pin01 – emitter
  • Pin02 – base
  • Pin03 – collector

The PINOUT configuration used at 9015 transistors is EBC, it is a common transistor PINOUT.

The electronic package used for the SS9015 transistor is the TO-92, it is a low-power transistor package made with a mixture of epoxy and plastic material.

9015 transistor datasheet

9015 transistor datasheet
9015 transistor datasheet

If you need the datasheet in pdf please click this link

Electrical characteristics & application description of SS9015 transistor

Voltage characteristics

Collector to base voltage is -50V, collector to emitter voltage is -45v, and emitter to base voltage is -5v, the voltage indicates 9015 transistor is a general-purpose transistor.

Collector to base breakdown voltage is -50v and collector to emitter saturation voltage are -0.3v, both these values are important for the switching applications.

Current characteristics

The collector current value of 9015 transistors is -0.1A, the load allow at the 9015 transistors is a lower load.

DC gain

The DC gain value is 200 to 1000hFE, the higher gain value indicates it is good for the amplifier circuits applications.

Power dissipation & max temperature  

The power dissipation value is 0.2w and the junction temperature value is -55 to +150°C.

Transition frequency

The transition frequency value is 150MHz at 9015 transistors, this shows it is good at switching circuits.

Uses of 9015 transistor

  • Audio amplifier circuits
  • Signal amplifier circuits
  • Sensor circuits
  • Switching operation
  • Darlington pair
  • Low noise applications

Equivalent transistors for 9015 transistor

The transistors like KSP55, KSP56, MPSW55G, 2N4403, and BC527 are the perfect equivalent transistors of 9015 transistors.

The electrical specifications of some transistors are different from 9015 transistors, so we need to check and verify them before the replacement process.

SS9015 vs BC527

Characteristics   SS9015    BC527
Collector to base voltage (VCB) -50V -60V
Collector to emitter voltage (VCE) -45V -60V
Emitter to base voltage (VEB) -5V -6V
Collector current (IC) -0.1A -1A
Power dissipation 0.2W 0.625W
Junction temperature (TJ) -55 to +150°C -55 to 150°C
Transition frequency (FT) 150MHz 100MHz
Noise (N)
Gain (hFE) 200 to 1000hFE 40 to 400hFE
Package TO-92 TO-92

         

Most of the electrical specifications of ss9015 and bc527 transistors are different, but we can replace both transistors with each other because the variation between electrical values is at the lower levels.

Complementary NPN transistor for SS9015

The SS9014 is the complementary transistor for SS9015, both of them have the same electrical characteristics, due to this reason we can use both of them as Darlington pairs.

Characteristics curves of 9015 transistor

current gain vs collector current characteristic
current gain vs collector current characteristic

9015/ SS

The figure shows the current gain vs collector current characteristic curve, at a specific collector to emitter voltage, the gain of the transistor becomes higher with respect to collector current.

The figure shows the safe operating area characteristic curve of the 9015 transistor, as we can see the maximum voltage and current of safe operation is been noted in the graph.

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