
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquaters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
TR:NPN Epitaxial Planar Silicon Transistor
SBD:Schottky Barrier Diode
DC-DC Converter Applications
Ordering number:EN4657
FP303
Features
· Composite type with NPN transistor and Schottoky
barrier diode facilitates high-density mounting.
· The FP303 is composed of chips equivalent to the
2SD1623 and SB05-05CP, which are placed in one
package.
Specifications
Absolute Maximum Ratings at Ta = 25˚C
retemaraPlobmySsnoitidnoCsgnitaRtinU
]RT[
egatloVesaB-ot-rotcelloCV
egatloVrettimE-ot-rotcelloCV
egatloVesaB-ot-rettimEV
tnerruCrotcelloCI
)esluP(tnerruCrotcelloCI
tnerruCesaBI
noitapissiDrotcelloCP
erutarepmeTnoitcnuJjT 051
erutarepmeTegarotSgtsT 051+ot55–
]DBS[
egatloVesreveRkaePevititepeRV
egatloVegruSesreveRkaePevititeper-noNV
tnerruCdeifitceRegarevAI
tnerruCdrawroFegruSI
erutarepmeTnoitcnuJjT 521+ot55–
erutarepmeTegarotSgtsT 521+ot55–
Electrical Connection
1:Base
2:Collector
3:Emitter Common
4:Cathode
5:Anode
6:Cathode
7:Collector
OBC
OEC
OBE
C
PC
B
C
MRR
MSR
O
MSF
Package Dimensions
unit:mm
2099A
Mounted on ceramic board (250mm
elcyc1,evaweniszH05 5A
2
×0.8mm)
[FP303]
1:Base
2:Collector
3:Emitter
4:Cathode
5:Anode
6:Cathode
7:Collector
SANYO:PCP5
(Bottom view)
06V
05V
6V
2A
4A
004Am
8.0W
˚C
˚C
05V
55V
005Am
˚C
˚C
Continued on next page.
(T op View)
52098HA (KT)/N2394TS (KOTO) B8-0025 No.4657-1/4

FP303
Continued from preceding page.
Electrical Characteristics at Ta=25˚C
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]RT[
tnerruCffotuCrotcelloCI
tnerruCffotuCrettimEI
niaGtnerruCCD
tcudorPhtdiwdnaB-niaGf
ecnaticapaCtuptuOboCV
egatloVnoitarutaSE-CV
egatloVnoitarutaSE-BV
egatloVnwodkaerBB-CV
egatloVnwodkaerBE-CV
egatloVnwodkaerBB-EV
emiTNO-nruTt
emiTegarotSt
emiTllaFt
]DBS[
egatloVesreveRV
egatloVdrawroFV
tnerruCesreveRI
ecnaticapaClanimretretnICV
emiTyrevoceResreveRt
ecnatsiseRlamrehTa-jhtR 071
hEF1VECI,V2=
hEF2VECI,V2=
V
OBC
V
OBE
V
T
I
)tas(EC
C
I
)tas(EB
C
I
OBC)RB(
C
I
OEC)RB(
C
I
OBE)RB(
E
no
gts
f
I
R
R
I
F
F
VRV52= 05Aµ
R
R
IFI=
rr
Mounted on ceramic board (250mm2×0.8mm)
I,V05=
BC
BE
EC
EC
R
0=1.0Aµ
E
I,V4=
0=1.0Aµ
C
Am001=041065
C
A5.1=04
C
I,V01=
Am05=
C
zHM1=f,V01=
I,A0.1=
Am05=
B
I,A0.1=
Am05=9.02.1V
B
I,Aµ01=
0=06V
E
R,Am1=
=∞ 05V
EB
I,Aµ01=
0=6V
C
Aµ002=05V
Am005= 55.0V
tiucriCtseTdeificepseeS06sn
tiucriCtseTdeificepseeS055sn
tiucriCtseTdeificepseeS03sn
zHM1=f,V01=22Fp
sgnitaR
nimpytxam
051zHM
21Fp
51.04.0V
.tiucriCtseTdeificpeseeS,Am001= 01sn
˚C/W
tinU
Marking:303
No.4657-2/4

FP303
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 guarant-
eed 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 May, 1998. Specifications and information herein are subject to
change without notice.
PS No.4657-4/4