Owner's Manual

File Name:LDH-25-SPEC 2022-02-18
DC-DC Step-Up Constant Current LED driver
LDH-25 series
SPECIFICATION
MODEL
RATED CURRENT
VOLTAGE RANGE Note.2
OUTPUT
CURRENT ACCURACY(Typ.)
VOLTAGE RANGE Note.2
EFFICIENCY (Typ.)
INPUT
SHORT CIRCUIT
WORKING HUMIDITY
WORKING TEMP.
STORAGE TEMP., HUMIDITY
TEMP. COEFFICIENT
VIBRATION
MTBF
DIMENSION
OTHERS
NOTE
PACKING
NO LOAD
DC CURRENT (Typ.)
21W
Leave open if not used
9.5~32VDC
91.5%/12V
20 ~ 90% RH non-condensing
-40 ~ +70℃ (Refer to "Derating Curve")
-40 ~ +85℃, 10 ~ 95% RH
±0.03%/℃ (0 ~ 50℃)
10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
52.4*27.2*24mm (L*W*H)
Pin mounted style: 50g, 200pcs/11Kg/0.89CUFT; Lead wire style: 57g, 200pcs/12.4kg/0.98CUFT
CURRENT RIPPLE
RATED POWER
℃



℃
℃℃

※   ：  ,    https://www.meanwell.com/serviceDisclaimer.aspx
ENVIRONMENT
PROTECTION
DIMMING
DIMMING FUNCTION Note.2
Output short circuit, the power supply will be damaged
Output voltage rise to OVP, and drop equal to input voltage, re-power to recovery
250mA
LDH-25-500
500mA
LDH-25-250
LDH-25-700
700mA
12.5~84VDC
12.5~50VDC
12.5~36VDC
±5% at 12VDC input and 24 VDC Input
5%(@rated current)
2.5A/12VDC, 1.2A/24VDC
1KHz-3KHz 10V PWM signal or 0-10V DC input
QUIESCENT INPUT CURRENT
IN SHUTDOWN MODE(Typ.)
7mA when PWM dimming OFF @12VDC
25W
25.2W
EMC
EMC IMMUNITY
Compliance to BS EN/EN55015;EAC TP TC 020
Compliance to BS EN/EN61547,BS EN/EN61000-4-2,3,4,6,8; light industry level,EAC TP TC 020
EMC EMISSION Note.5
91.5%/12V
92.5%/12V
12369.5K hrs min. Telcordia TR/SR-332(Bellcore); 896.4Khrs min. MIL-HDBK-217F (25℃)
SAFETY &
SAFETY STANDARDS
LVD BS EN/EN61347-1, BS EN/EN61347-2-13, EAC TP TC 004 approved
25.2W
92%/12V
350mA
LDH-25-350
12.5~72VDC
OVER VOLTAGE
85~120V 73~100V 51~80V 37~60V
94%/24V 95%/24V 94%/24V 95.5%/24V