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SHENZHEN SUNYUAN TECHNOLOGY CO., LTD.
AXXXXS/D-1W SERIES FIXED UNREGULATED INPUT DC-DC CONVERTER
www.DataSheet4U.com
z RATED 1W OUTPUT
z HIGH POWER DENSITY
z S:7PIN SIP D:14PIN DIP PACKAGE
z DUAL OUTPUT
z INDUSTRIAL STANDARD PIN-OUT
z NO HEAT SINK REQUIRED
z 1KVAC ISOLATION
z FIXED INPUT
z UNREGULATED OUTPUT
z ISO9001 CERTIFIED
ELECTRICAL SPECIFICATIONS
All specifications tested typically @ 25°C, humidity<75%, nominal input and rated output unless otherwise noted.
OUTPUT SPECIFICATIONS
Items:
Testing condition
Min
Typ
Output accuracy
At full load and nominal Vin
Output power
Line voltage regulation
Load voltage regulation
Ripple and noise
Temperature drift
Minimum load
Switching frequency
Short circuit protection
For Vin change of 1%
From 20% to full load
20MHz bandwidth
±1.2%
±8%
Momentary(<1s)
125KHz
Max
±5%
1W
75 mV p-p
±0.02 %/°C
10%
INPUT SPECIFICATIONS
Items:
Testing condition
Input voltage range
Leak Current
Resistance
Capacitance
Min
±10%
<1mA
109 ohm
Typ
60pF
Max
COMMON SPECIFICATIONS
Items
Operating temperature range
Storage temperature range
Humidity
Cooling
Isolation voltage (VAC)
Isolation resistance (ohms)
Isolation capacitance (pF)
Efficiency (%)
Case material
No-compress
Input to Output
See Product List
Min
-40°C
-55°C
Typ.
Free Air Convection
1,000
109
70
Non-conductive black plastic
Max
+85°C
+125°C
90%
60
85
Copyright @ Shenzhen Sunyuan Technology Co., Ltd.
Edition-SZSY-07-01
Printed in P.R.C January 2007 Page 1 of 3

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SHENZHEN SUNYUAN TECHNOLOGY CO., LTD.
AXXXXS/D-1W SERIES FIXED UNREGULATED INPUT DC-DC CONVERTER
Potting material
www.DataSheet4U.com
Epoxy Resin UL94-V0
Packing material
Tube
Dimension (mm / inch)
(L*W*H)
Weight (g)
SIP: 19.5*6.00*10 (0.76*0.24*0.37)
DIP: 20.4*10*8.2(0.80*0.39*0.32)
2~3g
MTBF (Hrs)
>1,000,000
PRODUCT LIST
Part Number
Input Voltage (VDC)
Range
Nominal
Max.
A0505S/D-1W
5 5.5
A0512S/D-1W 4.5-5.5
5 5.5
A0515S/D-1W
5 5.5
A1205S/D-1W
A1212S/D-1W
10.8-13.2
12 13.2
12 13.2
A2403S/D-1W
24 26.4
A2405S/D-1W 21.6-26.4
24 26.4
A2412S/D-1W
24 26.4
Output
Current (mA) Voltage (VDC)
±100
±5
±42 ±12
±34 ±15
±100
±5
±42 ±12
±150
±3.3
±100
±5
±42 ±12
Efficiency
(%, Typ.)
Package
Capacitor
Load Max (uF)
71 SIP/DIP
80 SIP/DIP
80 SIP/DIP
80 SIP/DIP
78 SIP/DIP
75 SIP/DIP
74 SIP/DIP
76 SIP/DIP
4.7
1
0.47
4.7
1
4.7
4.7
1
NOMENCLATURE
TEMPERATURE DERATING GRAPH
120
100
80
60
Safe Operating Area
40
20
0
-40 0 40 71 85
Operating Temp (Celsius)
120
TYPICAL CONNECTION
+Vin
Cin
-Vin
DC-DC
CONVERTER Cout2
+Vo
0V
-Vo
Copyright @ Shenzhen Sunyuan Technology Co., Ltd.
Edition-SZSY-07-01
Printed in P.R.C January 2007 Page 2 of 3

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SHENZHEN SUNYUAN TECHNOLOGY CO., LTD.
AXXXXS/D-1W SERIES FIXED UNREGULATED INPUT DC-DC CONVERTER
OUTLINE DIMENSION
www.DataSheet4U.com
PINS DESCRIPTION
SIP Connection
1
+Vin
Input
2
GND
Input
4 -Vo Output
5 0V Common
6 +Vo Output
NC
DIP
14
1
11
8
9
7
PIN 7 can not connect any external circuit.
SHENZHEN SUNYUAN TECHNOLOGY CO., LTD.
3F, 3Bldg, Duoli Industrial Zone,
Meihua Rd. Futian District,
Shenzhen 518049, China
Tel: +86-755-83100080
Fax: +86-755-83116652
Email: info@szsunyuan.com
www.szsunyuan.com
Copyright @ Shenzhen Sunyuan Technology Co., Ltd.
Edition-SZSY-07-01
Printed in P.R.C January 2007 Page 3 of 3