Watertown, MA 02172
PH: (617) 926-040
FAX: (617) 924-1235
2N2905A
Features
• Meets MIL-S-19500/290
• Collector-Base Voltage 60V
60 Volts
600 mAmps
• Collector Current: 600 mA
• Fast Switching 345 nS
PNP
BIPOLAR
TRANSISTOR
Maximum Ratings
RATING SYMBOL MAX. UNIT
Collector-Emitter Voltage V
Collector-Base Voltage V
Emitter-Base Voltage V
Collector Current--Continuous I
Total Device Dissipation
@ TA = 25oC
Derate above 25oC
Total Device Dissipation
@ TC = 25oC
Derate above 25oC
Operating Temperature Range T
Storage Temperature Range T
Thermal Resistance, Junction to Ambient
Thermal Resistance, Junction to Case
R
R
CEO
CBO
EBO
P
P
θJA
θJC
C
D
D
J
S
-60 Vdc
-60 Vdc
-5.0 Vdc
-600 mAdc
600
3.43
3.0
17.2
-65 to + 200
-65 to + 200
292
58
mW/oC
mW/oC
o
o
mW
W
o
C
o
C
C/W
C/W
Mechanical Outline
Datasheet# MSC0278A 5/19/97
2N2905A
Electrical Parameters (TA @ 25°°C unless otherwise specified)
CHARACTERISTICS SYMBOL MIN. TYP. MAX. UNIT
Off Characteristics
Collector-Emitter Breakdown Voltage(1)
(IC = -10 mAdc, IB = 0)
Collector-Base Breakdown Voltage (IC = -10 µAdc, IC = 0)
Emitter-Base Breakdown Voltage (IE = -10 uAdc, IC = 0)
Collector to Emitter Cutoff Current (VCE = -30 Vdc, VEB = -0.5 Vdc)
Collector-Base Cutoff Current
(VCB = -50 Vdc, IE = 0)
(VCB = -50 Vdc, IE = 0, TA = 150oC)
Emitter to Base Cutoff Current (VEB = -3.5 Vdc)
D.C. Current Gain
(IC = -0.1 mAdc, VCE = -10 Vdc)
(IC = -1.0 mAdc, VCE = -10 Vdc)
(IC = -1.0 mAdc, VCE = - 10Vdc) @ -55C
(IC = -10 mAdc, VCE = -10 Vdc)
(IC = -150 mAdc, VCE = -10 Vdc)(1)
(IC = -500 mAdc, VCE = -10 Vdc)(1)
Collector-Emitter Saturation Voltage
(IC = -150 mAdc, IB = -15 Vdc)
(IC = -500 mAdc, IB = -50 Vdc)
Base-Emitter Saturation Voltage
(IC = -150 mAdc, IB = -15 Vdc)(1)
(IC = -500 mAdc, IB = -50 Vdc)(1)
Small- signal short-circuit forward current transfer ratio
(I
= 1mAdc, V
C
= 10V, f = 1 kHz)
CE
(IC = -50 mAdc, VCE = -20 Vdc, f = 100MHz)
Output Capacitance
(VCB = -10 Vdc, IE = 0, 100kHz < f < 1MHz )
Input Capacitance
(VEB = -2.0 Vdc, IC = 0, 100kHz < f < 1MHz)
Switching Speeds, Turn-on Time
Turn-on Time
(VCC = -30 Vdc, IC = -150 mAdc, IB1 = -15mAdc)
BV
BV
BV
I
I
I
V
CE(Sat)
V
BE(Sat)
C
CEO
CBO
EBO
CES
CBO
EBO
h
FE
h
fe
OB
C
IB
t
ON
-60 -- --
-60 -- -- Vdc
-5.0 -- -- Vdc
-- -- -1 uAdc
--
--
--
-0.01
--
-10
-- -- -50 nAdc
75
100
50
100
100
--
--
--
--
--
--
450
--
--
300
50
--
--
--
--
100
--
--
--
--
--
--
--
-0.4
-1.6
-1.3
-2.6
-2
-- -- 8.0 pf
-- -- 30 pf
-- -- 45
Vdc
µAdc
--
Vdc
Vdc
ns
Turn-off Time
(VCC = -6.0 Vdc, IC = -150 mAdc, IB1 = IB2 = -15 mAdc)
(1) Pulse Test: Pulse Width ≤ 300 ms, Duty Cycle ≤ 2.0%.
Datasheet# MSC0278A 5/19/97
t
off
--
--
300
ns