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Ordering number:EN1056C
PNP Epitaxial Planar Silicon Transistors
2SA1256
High Frequency Amp Applications
Applications
· Ideally suited for use in FM RF amplifiers, mixers,
oscillators, converters, and IF amplifiers.
Features
· High fT (230MHz typ), and small Cre (1.1pF typ).
· Small NF (2.5dB typ).
Specifications
Absolute Maximum Ratings at Ta = 25˚C
retemaraPlobmySsnoitidnoCsgnitaRtinU
egatloVesaB-ot-rotcelloCV
egatloVrettimE-ot-rotcelloCV
egatloVesaB-ot-rettimEV
tnerruCrotcelloCI
noitapissiDrotcelloCP
erutarepmeTnoitcnuJjT 521
erutarepmeTegarotSgtsT 521+ot55–
Electrical Characteristics at Ta = 25˚C
retemaraPlobmySsnoitidnoC
tnerruCffotuCrotcelloCI
tnerruCffotuCrettimEI
niaGtnerruCCDh
tcudorPhtdiwdnaB-niaGf
ecaticapaCrefsnarTesreveRerCV
tnatsnoCemiTrotcelloC-ot-esaBr
erugiFesioNFNVECI,V6–=
niaGegatloVGPVECI,V6–=
* : The 2SA1256 is classified by 1mA hFE as follows :
0213E060814E090815E531
Note : Marking : E
hFE rank : 3, 4, 5
OBC
OEC
OBE
C
C
OBC
OBE
EF
T
bb
cC,'VECI,V6–=
Package Dimensions
unit:mm
2018B
[2SA1256]
1 : Base
2 : Emitter
3 : Collector
SANYO : CP
03–V
02–V
5–V
03–Am
051W
˚C
˚C
sgnitaR
nimpytxam
V
BC
V
BE
V
EC
V
EC
BC
I,V01)–(=
0=1.0–Aµ
E
I,V4)–(=
0=1.0–Aµ
C
I,V6)–(=
Am1)–(=*06*072
C
I,V6)–(=
Am1)–(=051032zHM
C
zHM1=f,V6–=1.17.1Fp
C
C
C
zHM9.13=f,Am1–=1102sp
zHM001=f,Am1–=5.2Bd
zHM001=f,Am1–=22Bd
NF, PG Test Circuit
tinU
L1 : 1mmø plated wire 10mmø 5T, tap : 2T from VBE side
L2 : 1mmø plated wire 10mmø 7T, tap : 1T from VCE side
L3 : 1mmø enamel wire 10mmø 3T
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
71598HA (KT)/40196TS (KOTO) 8-4689/3187AT/D064MW/8182KI, TS No.1056-1/4
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2SA1256
No.1056-2/4
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2SA1256
No.1056-3/4
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2SA1256
No products described or contained herein are intended for use in surgical implants, life-support systems,
aerospace equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and
the like, the failure of which may directly or indirectly cause injury, death or property loss.
Anyone purchasing any products described or contained herein for an above-mentioned use shall:
Accept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates,
subsidiaries and distributors and all their officers and employees, jointly and severally, against any
and all claims and litigation and all damages, cost and expenses associated with such use:
Not impose any responsibilty for any fault or negligence which may be cited in any such claim or
litigation on SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of
their officers and employees jointly or severally.
Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO believes information herein is accurate and reliable, but no guarantees
are made or implied regarding its use or any infringements of intellectual property rights or other rights of
third parties.
This catalog provides information as of July, 1998. Specifications and information herein are subject to
change without notice.
PS No.1056-4/4
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