NTE20 (NPN) & NTE21 (PNP)
Silicon Complementary Transistors
High Power, Low Collector Saturation Voltage
Power Output
Features:
D
High Power in a Compact ATR Package: P
O
= 1W
Applications:
D
Regulated Power Supplies
D
1 to 2W Output Stages
D
Drivers
Absolute Maximum Ratings: (T
A
= +25
C unless otherwise specified)
CollectorBase Voltage, V
CBO
40V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CollectorEmitter Voltage, V
CEO
32V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EmitterBase Voltage, V
EBO
5V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Collector Current, I
C
Continuous
2A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Pulse
NTE20
2.5A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
NTE21
3.0A
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Collector Dissipation, P
C
1W
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Junction Temperature, T
J
+135
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage Temperature Range, T
stg
55
to +135
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Electrical Characteristics: (T
A
= +25
C unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
CollectorEmitter Breakdown Voltage
V
(BR)CEO
I
C
= 1mA
32
V
CollectorBase Breakdown Voltage
V
(BR)CBO
I
C
= 50
A
40
V
EmitterBase Breakdown Voltage
V
(BR)EBO
I
E
= 50
A
5
V
Collector Cutoff Current
I
CBO
V
CB
= 20V
1
A
Emitter Cutoff Current
I
EBO
V
EB
= 4V
1
A
DC Current Gain
h
FE
V
CE
= 3V, I
C
= 500mA
120
270
Collector Saturation Voltage
V
CE(sat)
I
C
= 2A, I
C
= 200mA
500
mV
Transition Frequency
f
T
V
CE
= 5V, I
C
= 500mA
100
MHz
Output Capacitance
C
ob
V
CB
= 10V, f = 1MHz
50
pF
PDF 
ZIP