Rev.2.00 Aug 10, 2005 page 1 of 4
2SA844
Silicon PNP Epitaxial REJ03G0630-0200
(Previous ADE-208-3 20)
Rev.2.00
Aug.10.2005
Application
Low frequency amplifier
Outline
1. Emitter
2. Collecto
r
3. Base
RENESAS Package code: PRSS0003DA-A
(Package name: TO-92 (1))
3
21
Absolute Maximum Ratings
(Ta = 25°C)
Item Symbol Ratings Unit
Collector to base voltage VCBO –55 V
Collector to emitter voltage VCEO –55 V
Emitter to base voltage VEBO –5 V
Collector current IC –100 mA
Emitter current IE 100 mA
Collector power dissipation PC 300 mW
Junction temperature Tj 150 °C
Storage temperature Tstg –55 to +150 °C
2SA844
Rev.2.00 Aug 10, 2005 page 2 of 4
Electrical Characteristics
(Ta = 25°C)
Item Symbol Min Typ Max Unit Test conditions
Collector to base breakdown voltage V(BR)CBO –55 — — V IC = –10 µA, IE = 0
Collector to emitter breakdo wn voltage V(BR)CEO –55 — — V IC = –1 mA, RBE = ∞
Emitter to base breakdown voltage V(BR)EBO –5 — — V IE = –10 µA, IC = 0
Collector cutoff current ICBO — — –100 nA VCB = –18 V, IE = 0
Emitter cutoff current IEBO — — –50 nA VEB = –2 V, IC = 0
DC current transfer ratio hFE*1 160 — 500 VCE = –12 V, IC = –2 mA
Collector to emitter saturation voltage VCE(sat) — –0.1 –0.5 V IC = –10 mA, IB = –1 mA
Base to emitter voltage VBE — –0.66 –0.75 V VCE = –12 V, IC = –2 mA
Gain bandwidth product fT — 200 — MHz VCE = –12 V, IE = –2 mA
Collector output capacitanc e Cob — 2.0 — pF VCB = –10 V, IE = 0, f = 1 MHz
Note: 1. The 2SA844 is grouped by hFE as follows.
C D
160 to 320 250 to 500
2SA844
Rev.2.00 Aug 10, 2005 page 3 of 4
Main Characteristics
Collector to Emitter Voltage V
CE
(V)
0
Collector Current IC (mA)
Typical Output Characteristics
–10
–8
–6
–4
–2
–10–8–6–4–2
I
B
= 0
–5 µA
–10
–15
–20
–25
–30
Typical Transfer Characteristics
Collector Current IC (A)
–10 µ
–20 µ
–50 µ
–100 µ
–200 µ
–500 µ
–1 m
–2 m
–5 m
–10 m
–20 m
–50 m
–100 m
Base to Emitter Voltage V
BE
(V)
–1.0–0.8–0.6–0.4–0.20
V
CE
= –12 V
DC Current Transfer Ratio vs.
Collector Current
Collector Current I
C
(A)
–10 µ–100 µ–1 m –10 m –50 m
10
100
1,000
10,000
DC current transfer ratio h
FE
V
CE
= –12 V
Collector Output Capacitance vs.
Collector to Base Voltage
Collector output capacitance Cob (pF)
Collector to Base Voltage V
CB
(V)
1
2
5
10
20
50
–1 –2 –5 –10 –20 –50
f = 1 MHz
I
E
= 0
0
100
200
300
50
Ambient Temperature Ta (°C)
Collector Power Dissipation P
C
(mW)
Maximum Collector Dissipation Curve
100 150
2SA844
Rev.2.00 Aug 10, 2005 page 4 of 4
Package Dimensions
0.60 Max
0.55 Max
4.8 ± 0.3 3.8 ± 0.3
5.0 ± 0.2
0.7
2.3 Max
12.7 Min
0.5 Max
1.27
2.54
Package Name
PRSS0003DA-A TO-92(1) / TO-92(1)V
MASS[Typ.]
0.25gSC-43A
RENESAS CodeJEITA Package Code
Unit: mm
Ordering Information
Part Name Quantity Shipping Container
2SA844CTZ
2SA844DTZ 2500 Hold Box, Radial Taping
Note: For some grades, production may be terminated. Please contact the Renesas sales office to check the state of
production before ordering the product.
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