NTE100 (PNP) & NTE101 (NPN)
Germanium Complementary Transistors
Oscillator, Mixer for AM Radio,
Medium Speed Switch
Absolute Maximum Ratings: (TA = +25C unless otherwise specified)
Collector−Base Voltage, VCBO 25V.......................................................
Collector−Emitter Voltage (Note 1), VCEO
NTE100 24V.....................................................................
NTE101 25V.....................................................................
Emitter−Base Voltage, VEBO
NTE100 12V.....................................................................
NTE101 25V.....................................................................
Collector Current, IC
NTE100 100mA..................................................................
NTE101 300mA..................................................................
Emitter Current (NTE100 Only), IE100mA.................................................
Total Device Dissipation, PD150mW.....................................................
Derate Above 25C 2.5mW/C.....................................................
Operating Collector Junction Temperature, TJ+85C........................................
Storage Temperature Range, Tstg −65 to +100C..........................................
Note 1. Punch−through voltage.
Electrical Characteristics: (TA = +25C unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Collector−Base Breakdown Voltage
NTE100
V(BR)CBO IE = 0 IC = 20A25 − − V
NTE101 IC = 100A 25 − − V
Emitter−Base Breakdown Voltage
NTE100
V(BR)EBO IC = 0 IE = 20A12 − − V
NTE101 IE = 100A 25 − − V
Punch Through Voltage
NTE100
VPT VEBfl = 1V, Note 2 24 − − V
NTE101 25 − − V
Collector Cutoff Current
NTE100
ICBO IE = 0 VCB = 12V −1 5 A
VCB = 12V, TA = +80C−40 90 A
NTE101 VCB = 25V −3 6 A
Note 2. VPT is determined by measuring the Emitter−Base floating potential VEBfl. The Collector−
Base Voltage, VCB, is increased until VEBfl = 1V; this value of VCB = (VPT + 1V). Care must
be taken not to exceed maximum Collector−Base Voltage specified under maximum ratings.