2SA2028 Datasheet, PDF (1/1 Pages) Panasonic Semiconductor – Silicon PNP epitaxial planer type

Transistors
2SA2028
Silicon PNP epitaxial planer type
For DC-DC converter
I Features
• Large current capacitance
• Low collector to emitter saturation voltage
• High-speed switching
• Small type package, allowing downsizing and thinning of the
equipment.
I Absolute Maximum Ratings T_a = 25°C
Parameter
Symbol Rating
Unit
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Peak collector current
Collector current
Collector power dissipation
Junction temperature
Storage temperature
V_CBO
−20
V
V_CEO
−20
V
V_EBO
−5
V
I_CP
−3
A
I_C
−1
A
P_C
150
mW
T_j
150
°C
T_stg
−55 to +150
°C
0.3^{+–00..01}
3
Unit: mm
0.15^{+–00..0150}
1
2
(0.65) (0.65)
1.3±0.1
2.0±0.2
10°
1: Base
2: Emitter
3: Collector
EIAJ: SC-70
S Mini Type Package (3-pin)
Marking Symbol: AT
I Electrical Characteristics T_a = 25°C ± 3°C
Parameter
Symbol
Conditions
Collector to base voltage
Collector to emitter voltage
Emitter to base voltage
Forward current transfer ratio ^*
Collector to emitter saturation voltage
Collector output capacitance
Transition frequency
V_CBO
V_CEO
V_EBO
h_FE
V_CE(sat)
C_ob
f_T
I_C = −10 µA, I_E = 0
I_C = −1 mA, I_B = 0
I_E = −10 µA, , I_C = 0
V_CE = −2 V, I_C = −100 mA
I_C = −200 mA, I_B = −10 mA
V_CB = −10 V, I_E = 0, f = 1 MHz
V_CB = −10 V, I_E = 10 mA
f=200 MHz
Min Typ Max Unit
−20
V
−20
V
−5
V
160
560
−40 −100 mV
20 30
pF
170
MHz
1