KC24AH Series
PWM DIM CONSTANT CURRENT OUTPUT
LED DRIVER
multi-country patent protection RoHS
FEATURES
PRODUCT PROGRAM
● High efficiency up to 95%
● Constant current output
● Power LED driver
● Wide input voltage range
● PWM dimming
Input Voltage(V)
Output
Part
Number
Dimming
control
Efficiency
(%,max)
Voltage
(VDC)
Current
(mA)
Normal
Range
KC24AH-300
KC24AH-350
KC24AH-500
KC24AH-600
KC24AH-700
24
24
24
24
24
5.5-36
5.5-36
5.5-36
5.5-36
5.5-36
2-32
2-32
2-32
2-32
2-32
0-300
0-350
0-500
0-600
0-700
95
95
95
95
95
PWM
PWM
PWM
PWM
PWM
● Remote ON/OFF
● Short circuit protection
SPECIFICATIONS
Item
Test condition
Min.
Typ.
24
Max.
40
Units
VDC
APPLICATIONS
Input Voltage
absolute maximum
The KC24AH Series is a step-down constant
current source designed for driving high power
LEDs. The output currents available are 300mA,
350mA, 500mA, 600mA, 700mA. The KC24AH
series is fully featured with very high efficiency,
wide input voltage range, high ambient operating
temperature,PWM dimming and Remote ON/OFF.
Recommended input voltage
Input filter
5.5
2
36
Capacitor
Output voltage range
Output current range
Output current accuracy
Output current stability
Temperature coefficient
Efficiency at full load
Short circuit protection
Vin=36V
32
VDC
%
See the selection guide ,while Vin-Vout>1.5-4V
Vin=24V, 5 LEDS
± 5
±5
±8
Vin=24V, 1LED to 5 LEDS
-40 °C to+71°C ambient
±10
± 0.03 %/°C
95
%
MODEL SELECTION
Continuous
KC24AH-350
300mA / 350mA
-40
-40
-55
85
Operating temperature range
500mA/ 600mA/ 700mA
71
125
O utput Current
°C
Storage temperature range
Maximum case temperature
Maximum capacitive Load
MTBF
Package Style
Input Voltage
Product Series
100
470
μF
MIL-HDBK-217F(+25°C)
2,000,000
Hours
Case Material
Plastic (UL94-V0)
22.8*10.2*9.5
3.5
Dimensions
mm
g
Weight
MORNSUN Science & Technology co.,Ltd.
Address: 2th floor 6th building, Huangzhou Industrial
District, Guangzhou, China
Tel: 86-20-38601850
Fax:86-20-38601272
Http://www.mornsun-power.com
PWM Dimming and ON/OFF Control (let it open if not use)
ON
Remote ON/OFF
Open or 2.8V<Vc<6V
OFF(shutdown)
Vc<0.6V
1
Remote pin current
Vc=5V
mA
Quiescent input current in
Shutdown mode
Vin=24V, Vc <0.6V
400
μA
PWM frequency
0.2
10
KHz
The copyright and authority for the interpretation of the products are reserved by Mornsun
Specifications subject to change without notice.
KC24AH -XXX A/0-2009 Page 1 of 2