KST4125MTF

KST4125MTF Datasheet


KST4125

Part Datasheet
KST4125MTF KST4125MTF KST4125MTF (pdf)
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KST4125

KST4125

General Purpose Transistor

SOT-23 1 Base Emitter Collector

PNP Epitaxial Silicon Transistor

Absolute Maximum Ratings Ta=25°C unless otherwise noted

Parameter

VCBO

Collector-Base Voltage

VCEO

Collector-Emitter Voltage

VEBO

Emitter-Base Voltage

Collector Current

Collector Power Dissipation

TSTG

Storage Temperature
• Refer to KST3906 for graphs

Value -30 -30 -4 -200 350 150

Units V mA
mW °C

Electrical Characteristics Ta=25°C unless otherwise noted

Parameter

Test Condition

BVCBO BVCEO BVEBO ICBO IEBO hFE

Collector-Base Breakdown Voltage * Collector-Emitter Breakdown Voltage Emitter-Base Breakdown Voltage Collector Cut-off Current Emitter Cut-off Current * DC Current Gain

VCE sat VBE sat fT
* Collector-Emitter Saturation Voltage * Base-Emitter Saturation Voltage Current Gain Bandwidth Product

IC= -10µA, IE=0 IC= -1mA, IE=0 IE= -10µA, IC=0 VCB= -20V, IE=0 VEB= -3V, IC=0 VCE= -1V, IC= -2.0mA VCE= -1V, IC= -50mA IC= -50mA, IB= -5.0mA IC= -50mA, IB= -5.0mA IC= -10mA, VCE= -20V f=100MHz

Output Capacitance

Noise Figure
* Pulse Test Duty

VCB= -5V, IE=0, f=100KHz

IC= -100µA, VCE= -5V f=10Hz to 15.7KHz

Min. Max. Units

Marking
2002 Fairchild Semiconductor Corporation

KST4125

Package Dimensions

SOT-23
0.97REF
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Datasheet ID: KST4125MTF 634274