LD12-20B12A2 Datasheet, PDF (1/5 Pages) MORNSUN Science& Technology Ltd. – LD12 series ----- are the 12W compact size power converter offered by Mornsun.

LD12 SERIES
12W, AC-DC CONVERTER
LD12 series ----- are the 12W compact size power converter offered by
Mornsun. It features universal input voltage, taking both DC and AC input
voltage, low power consumption, low ripple& noise , high efficiency, high
reliability, 4000VAC safer isolation. It offers good EMC performance, meet
IEC/EN61000-4, CISPR22/EN55022, UL60950 and EN60950 standards,
and widely used in industrial, electricity, instruments, telecommunication
and civil applications. For harsh EMC environment, this series of
products must use the refered application circuit.
RoHS
E235235
PRODUCT FEATURES
PART NUMBER SYSTEM
1. Universal input :85～264VAC/120～370VDC
LD12-20B12A2
2. AC and DC dual-use(input from the same terminal)
3. Super small volume
4. 4000VAC safer isolation
5. Low ripple and noise
6. High efficiency, low loss, green environmental protection
7. Output over voltage, short circuit and over current
protection
8. Meet UL60950 and EN60950 standards
9. Three years warranty
10. Mounting: PCB mounting, Chassis mounting with Screw
Terminals, DIN-Rail mounting
SELECTION GUIDE
Approval
Model
Package
UL/CE
LD12-20B03
LD12-20B05
LD12-20B12
LD12-20B15
LD12-20B24
53.8x28.8x23.5mm
INPUT SPECIFICATIONS
Input voltage range
Input frequency
Input current
Inrush current
Recommended External Input Fuse
(Special package series include fuse)
Power
7.9W
12W
Output (Vo/Io)
3.3V/2400mA
5V/ 2400m A
12V/1000mA
15V/800mA
24V/500mA
Ripple and Noise
(typ.)
50mV
Efficiency
(%)(typ.)
74
78
82
82
83
Standby Power
(max.)
0.3W
85～264VAC, 120～370VDC
47～440Hz
110VAC
280mA, typ
230VAC
190mA, typ
110VAC
10A, typ
230VAC
20A, typ
3.15A/250V
Slow-Blow
OUTPUT SPECIFICATIONS
Voltage set accuracy
Input variation
Load variation (10% to 100% load)
Min load
Ripple& noise(p-p)
(20MHz Bandwidth)
Short circuit protection
Over current protection
Over voltage protection
±2%
±0.5% (typ)
±1% (typ)
0%
100mV (max)
Continuous, and auto resume
≥110% Io and auto resume
Zener diode clamp
The copyright and authority for the interpretation of the products are reserved by MORNSUN
Specifications subject to change without notice.
LD12-20BXX
A/2-2012
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