LED Driver

KC24H-R Series

2014.02.28-A/3

Page 2 of 6

MORNSUN Guangzhou Science & Technology Co., Ltd. reserves the copyright and right of final interpretation

Note: *Parallel line test method is adopted to test the ripple and noise. Test with X1 probe, please see

operation methods.

General Specifications

Item

Operating Conditions

Min.

Typ.

Max.

Unit

Operating Temperature

300mA / 350mA

-40

--

85

℃

500mA/ 600mA/ 700mA

-40

--

71

Storage Temperature

-55

--

125

Operating Humidity

--

--

95

%

Storage Humidity

--

--

95

Case Temperature Rise

Ta=25°C--

--

65

℃

Lead Temperature

Welding spot is 1.5mm away from the casing, 10 seconds

--

--

300

Operating Frequency*

550

645

750

KHz

MTBF

MIL-HDBK-217F@25℃

1000

--

--

K hours

Thermal Impedance

--

60

--

Note:* When the mode works in the high-voltage input-area and 1LED load, its operating frequency will range from 100KHz to 400KHz.

PWM Dimming and Remote on/off Control

Item

Operating Conditions

Min.

Typ.

Max.

Unit

Analogue

Dimming

Input Voltage Range

Vin=5.5-46V

0-15V

Output Current Range

Vin=5.5-46V

0%-100%

Control Voltage Range

Full on

0.2V±50mV

Full off

4.5V±200mV

Driving Current

Vc=5V

--

--

0.2

mA

PWM

Dimming&

Remote

Turn-off

ON

Open or 2.8V<Vc<6V

OFF

Vc<0.6V

Turn-off-mode Static Input Current

Vin=24V, Vc <0.6V

--

400

--

μ

A

Isink

Vc=5V, Vin=24V, 5LEDs

--

--

1

mA

Isourse

Vc<0.6V, Vin=24V, 5LEDs

--

1

--

μ

A

PWM Dimming Frequency*

--

--

200

Hz

Note: *Refer to “PWM Dimming Control” on page five.

Physical Specifications

Casing Material

Black flame-retardant and heat-resistant plastic (UL94-V0)

Package Dimensions

22.80*10.20*9.50 mm

Weight

4.3g(Typ)

Cooling method

Free air convection

EMC Specifications

EMI

Conducted Disturbance

EN55015 power port/CISPR22 CLASS B (see Fig. 5 for recommended circuit)

Radiated Emission

EN55015 /CISPR22 CLASS B

(see Fig. 5 for recommended circuit)

EMS

Electrostatic

Discharge

KC24H-xxxR(X1)

IEC/EN 61000-4-2

Contact ±6KV

perf. Criteria B

KC24H-xxxRX2/X3

IEC/EN 61000-4-2

Contact ±2KV(see Fig. 5 for recommended circuit)

perf. Criteria B

Radiation Immunity

IEC/EN 61000-4-3

10V/m

perf. Criteria A

EFT

IEC/EN 61000-4-4

±1KV (see Fig. 5 for recommended circuit)

perf. Criteria B

Surge Immunity

IEC/EN 61000-4-5

±1KV (see Fig. 5 for recommended circuit)

perf. Criteria B

Conducted Disturbance Immunity

IEC/EN 61000-4-6

3Vr.ms

perf. Criteria A