E C 1 S A
1 WATT, UNREGULATED
DC-DC CONVERTERS
• 1W Output Power
• Unregulated Output
• SIP-7 / SMD Package
Features
• Efficiency up to 81%
• 1000VDC Isolation
• Input Voltage 5V & 12V
MODEL
NUMBER
EC1SA01N
EC1SA02N
EC1SA03N
EC1SA04N
EC1SA05N
EC1SA06N
EC1SA11N
EC1SA12N
EC1SA13N
EC1SA14N
EC1SA15N
EC1SA16N
Specifications
INPUT SPECIFICATIONS:
Input Voltage Range..............................................................................±1
Input Filter.......................................................................................Capacitve
OUTPUT SPECIFICATIONS:
Voltage Accuracy.......................................................................± 3. max.
Ripple and Noise, 20MHz BW....SIP Models.........................75mV p-p max.
SMD Models.......................120mV p-p max.
Temperature Coefficient...................................................± 0.05% / ˚Cmax.
Short Circuit Protection...........................................Momentary 1sec. max.
Line Regulation1
.......................................................................... ± 1.2% max.
Load Regulation2
..........................................................................± 1 max.
GENERAL SPECIFICATIONS:
Efficiency.........................................................................................See Table
Isolation Voltage.....................................................................1000 VDC min.
Isolation Resistance..................................................................109
ohms min.
Switching Frequency..................................................................100KHz, typ.
Operating Ambient Temperature Range...........................-40˚C to + 85˚C
De-rating, Above 85˚C …………..……… Linearly to Zero power at 100˚C
Case temperature5
………..………….………..…..…...................+100˚C max
Cooling………………………………………..…..………..Natural Convection
Storage Temperature Range.............................................-55˚C to + 125˚C
Dimensions :
SIP Models…..................0.77 x 0.24 x 0.40inches（19.5 x 6.1 x 10.2mm）
SMD Models（Single）..........0.5 x 0.31 x 0.27inches（12.7 x 8.0 x 6.8mm）
SMD Models（Dual）......... 0.6 x 0.31 x 0.27inches（15.24 x 8.0 x 6.8mm）
Case Material………..SIP Models……........Non-conductive black plastic
SMD Models……............. Epoxy molding compound
Weight........................................................................................................1.8g
NOTE:
1. Line regulation is per 1. change in input voltage
2. Load regulation is for load change from to 2
3. The output noise is measured with 0.33uF ceramic capacitor.
4. Suffix “S” to the model number with SMD packages
5. Maximum case temperature under any operating condition should
not exceed 100˚C.
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