Fairchild KSB564A Data Handbook
Summary
The KSB564A is a high-performance PNP Epitaxial Silicon Transistor engineered for use as an audio frequency power amplifier, complementing the KSD471A pair. This comprehensive manual provides detailed technical documentation covering absolute maximum ratings, electrical characteristics, and essential operational curves (such as current gain and saturation voltage). It serves as a vital resource for electronics engineers and circuit designers who require reliable performance and specifications for building circuits that depend on stable power amplification in the TO-92 package format.
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SB 564A
KSB564A
Audio Frequency Power Amplifier Complement to KSD471A Collector Current : IC = -1A Collector Power Dissipation : PC = 800m W Suffix “-C” means Center Collector (1. Emitter 2. Collector 3. Base)
TO-921
1. Emitter 2. Base 3. Collector
PNP Epitaxial Silicon Transistor Absolute Maximum Ratings Ta=25°C unless otherwise noted Symbol Parameter Ratings Units VCBO Collector-Base Voltage -30
VCEO Collector-Emitter Voltage -25 VEBO Emitter-Base Voltage -5 IC Collector Current -1.0 PC Collector Power Dissipation m W
TJ Junction Temperature °C
TSTG Storage Temperature -55 ~ 150 °C
Electrical Characteristics Ta=25°C unless otherwise noted Symbol Parameter Test Condition Min. Typ. Max. Units BVCBO Collector-Base Breakdown Voltage IC= -100µA, IE=0 -30
BVCEO Collector-Emitter Breakdown Voltage IC= -10m A, IB=0 -25
BVEBO Emitter-Base Breakdown Voltage IE= -100µA, IC=0 -5
ICBO Collector Cut-off Current VCB= -30V, IE=0 -0.1 µA h FE DC Current Gain VCE= -1V, IC= -100m A VCE (sat) Collector-Emitter Saturation Voltage IC= -1A, IB= -0.1A -0.5 VBE (sat) Base-Emitter Saturation Voltage IC= -1A, IB= -0.1A -1.2 f T Current Gain Bandwidth Product VCE= -6V, IC= -10m A MHz Cob Output Capacitance VCB= -6V, IE=0, f=1MHz p F
h FE Classification Classification
h FE 70 ~ 140 120 ~ 240 200 ~ 400
©2001 Fairchild Semiconductor Corporation Rev. A1, June 2001
Page Summary Contents For Fairchild KSB564A Data Handbook
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 4 |
| File Size | 38.46 KB |
| Published | July 07, 2026 |
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Frequently Asked Questions
What is the absolute maximum collector power dissipation?
The absolute maximum rating for $P_{c}$ (Collector Power Dissipation) is 800mWc.
Can I use this KSB564A in life support systems or medical devices?
No, Fairchild requires express written approval before using it as a critical component in any life support device.
What is the typical DC Current Gain ($h_{FE}$) range for this model?
The typical $h_{FE}$ ranges from 70 to 400 when tested at room temperature (T=25°C).
What physical package does the KSB564A use?
The transistor is packaged in a TO-92 format.