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2N2218AL
Silicon NPN Transisto
Data Sheet
ELECTRICAL CHARACTERISTICS
characteristics specified at TA = 25°C
Off Characteristics
Parameter Symbol Test Conditions Min Typ Max Units
Collector-Emitter Breakdown Voltage V(BR)CEO I
C = 10 mA 50 Volts
Collector-Base Cutoff Current ICBO1 V
CB = 75 Volts 10 µA
Collector-Base Cutoff Current ICBO2 V
CB = 60 Volts 10 nA
Collector-Base Cutoff Current ICBO3 V
CB = 60 Volts, TA = 150OC 10
µA
Collector-Emitter Cutoff Current ICES V
CE = 50 Volts 10 nA
Emitter-Base Cutoff Current IEBO1 V
EB = 6 Volts 10 µA
Emitter-Base Cutoff Current IEBO2 V
EB = 4 Volts 10 nA
On Characteristics Pulse Test: Pulse Width = 300 µs, Duty Cycle ≤ 2.0%
Parameter Symbol Test Conditions Min Typ Max Units
DC Current Gain
hFE1
hFE2
hFE3
hFE4
hFE5
hFE6
IC = 0.1 mA, VCE = 10 Volts
IC = 1.0 mA, VCE = 10 Volts
IC = 10 mA, VCE = 10 Volts
IC = 150 mA, VCE = 10 Volts
IC = 500 mA, VCE = 10 Volts
IC = 10 mA, VCE = 10 Volts
TA = -55OC
30
75
100
100
30
35
325
300
Base-Emitter Saturation Voltage VBEsat1
VBEsat2
IC = 150 mA, IB = 15 mA
IC = 500 mA, IB = 50 mA
0.6
1.2
2.0 Volts
Collector-Emitter Saturation Voltage VCEsat1
VCEsat2
IC = 150 mA, IB = 15 mA
IC = 500 mA, IB = 50 mA
0.3
1.0 Volts
Dynamic Characteristics
Parameter Symbol Test Conditions Min Typ Max Units
Magnitude – Common Emitter, Short
Circuit Forward Current Transfer Ratio |hFE| VCE = 20 Volts, IC = 20 mA,
f = 100 MHz 2.5 12
Small Signal Short Circuit Forward
Current Transfer Ratio hFE VCE = 10 Volts, IC = 1 mA,
f = 1 kHz 75
Open Circuit Output Capacitance COBO VCB = 10 Volts, IE = 0 mA,
100 kHZ < f < 1 MHz 8
pF
Open Circuit Input Capacitance CIBO VEB = 0.5 Volts, IC = 0 mA,
100 kHZ < f < 1 MHz 25
pF
Switching Characteristics
Saturated Turn-On Time tON 35 ns
Saturated Turn-Off Time tOFF
300 ns
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