NTE317
Silicon NPN Transistor
RF Power Output
Description:
The NTE317 is a 12.5V epitaxial silicon NPN planar transistor designed primarily for HF communica-
tions. This device utilizes improved metallization systems to achieve extreme ruggedness under severe
operating conditions.
Features:
D 70W Minimum with Greater than 13.5dB Gain
D Withstands Severe Mismatch under Operating Conditions
D Emitter Ballasted
D Low Inductance Stripline Package
Absolute Maximum Ratings:
Collector Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36V
Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V
Emitter–Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4V
Maximum Collector Current, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15A
Total Device Dissipation (+25°C), PT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 220W
Thermal Resistance, Junction–to–Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.8°C/W
Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +200°C
Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +200°C
Electrical Characteristics:
Parameter
Symbol
Test Conditions
Min Typ Max Unit
Collector–Emitter Breakdown Voltage V(BR)CEO IC = 50mA, IB = 0, Note 1
Collector–Emitter Breakdown Voltage V(BR)CES IC = 20mA, VBE = 0, Note 1
18
36
4
–
–
–
–
–
3
–
–
–
V
V
Emitter–Base Breakdown Voltage
Collector Cut–Off Current
DC Current Gain
V(BR)EBO IE = 5mA, IC = 0
–
V
ICBO
hFE
ft
VCB = 15V, IE = 0
–
–
mA
VCE = 5V, IC = 5A
10
200
–
–
Gain Bandwidth
VCE = 13.5V, IC = 100mA
–
MHz
pF
Output Capacitance
Cob
VCB = 12.5V, IC = 0,
–FO = 1.0MHz
300
Amplifier Power Out
Amplifier Power Gain
PO
Pg
30MHz/12.5V
70
–
–
–
W
13.5 14.2
dB
Note 1. Pulsed through 25mH Inductor