ZTX1049ASTZ Datasheet, PDF (2/6 Pages) Diodes Incorporated – 25V NPN SILICON PLANARR MEDIUM POWER TRANSISTOR

A Product Line of
Diodes Incorporated
ZTX1049A
Maximum Ratings (@T_A = +25°C, unless otherwise specified.)
Characteristic
Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage
Continuous Collector Current
Peak Pulse Current
Base Current
Symbol
V_CBO
V_CEO
V_EBO
I_C
I_CM
I_B
Value
80
25
5
4
20
500
Unit
V
V
V
A
A
mA
Thermal Characteristics
Characteristic
Power Dissipation (Note 5)
Thermal Resistance, Junction to Ambient (Note 5)
Thermal Resistance, Junction to Leads
Operating and Storage Temperature Range
Symbol
P_D
R_θJA
R_θJL
T_J, T_STG
Notes: 5. For devices mounted in a typical manner on a P.C.B. with copper equal to 1 inch square minimum.
Value
1
175
63.75
-55 to +200
Unit
W
°C/W
°C/W
°C
Thermal Characteristics
ZTX1049A
Document number: DS33327 Rev. 4 - 2
2 of 6
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August 2012
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