2547

NTE2547 (NPN) & NTE2548 (PNP)
Silicon Complementary Transistors
Darlington Driver
TO−220 Full Pack
Features:
D High DC Current Gain
D High Current Capacity and Wide ASO
D Low Saturation Voltage
Applications:
D Motor Drivers
D Printer Hammer Drivers
D Relay Drivers
D Voltage Regulator Control
Absolute Maximum Ratings: (TA = +25C unless otherwise specified)
Collector to Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110V
Collector to Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 100V
Emitter to Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6V
Collector Current, IC
Continuous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8A
Peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12A
Collector Dissipation, PC
TA = +25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0W
TC = +25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20W
Operating Junction Temperature, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +150C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −55 to +150C
Electrical Characteristics: (TA = +25C, Note 1 unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Unit
Collector Cutoff Current
ICBO
VCB = 80V, IE = 0
−
−
0.1
mA
Emitter Cutoff Current
IEBO
VEB = 5V, IC = 0
−
−
3.0
mA
DC Current Gain
hFE
VCE = 3V, IC = 4A
fT
VCE = 5V, IC = 4A
−
MHz
Transition Frequency
1500 4000
−
20
Note 1. For NTE2548 (PNP), the polarity is reversed.
Rev. 6−15
Electrical Characteristics (Cont’d): (TA = +25C, Note 1 unless otherwise specified)
Parameter
Symbol
Collector−to−Emitter Saturation Voltage
NTE2547
VCE(sat)
Test Conditions
Min
Typ
Max
Unit
−
0.9
1.5
V
−
1.0
1.5
V
−
−
2.0
V
IC = 4A, IB = 8mA
NTE2548
Base−to−Emitter Saturation Voltage
VBE(sat)
IC = 4A, IB = 8mA
Collector−Base Breakdown Voltage
V(BR)CBO IC = 5mA, IE = 0
110
−
−
V
Collector−Emitter Breakdown Voltage
V(BR)CEO IC = 50mA, RBE = 
100
−
−
V
−
0.6
−
s
−
0.7
−
s
−
4.8
−
s
−
1.4
−
s
−
1.6
−
s
−
1.5
−
s
Turn−On Time
NTE2547
ton
NTE2548
Storage Time
NTE2547
IC = 500IB1 = −500IB2 = 4A,
VCC = 50V, RL = 12.5
tstg
NTE2548
Fall Time
NTE2547
tf
NTE2548
Note 1. For NTE2548 (PNP), the polarity is reversed.
NTE2547
(NPN)
.177 (4.5)
C
.394 (10.0)
B
.108 (2.75)
.169
(4.3)
.335
(8.5)
Isol
E
.590
(15.0)
B
NTE2548
(PNP)
C
E
.150
(3.8)
C
B
E
.532
(13.5)
Min
.100 (2.54)
.090 (2.3)
NOTE: Tab is isolated