GAPTEC-Electronic GmbH & Co. KG

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LEDT16_24 – Rev. 2018-1.1

Specifications subject to change without notice.

LEDT16_24 Series

Constant current power LED Driver - Wide Input - Non-Isolated & Regulated

EMC recommended circuit

EMI/RFI conducted EN55022 recommended circuit

EMI/EMC recommended circuit

Note:

1. DIM pin is the module’s PWM dimming pin as shown in EMI/EMC recommended circuit.

2. While adding circuit 2 , it may extend the PWM dimming output reaction time.

EMI/EMC standard:

Item

Standard

Level

Predicate

Remark

EMI conducted

EN 55015

Power port

Qualification

Add external circuit 1

ESD

IEC

61000-4-2:2001

Level 2

B

±4KV

Add external circuit 2

Surge

IEC

61000-4-5:2004

Level 2

B

±1KV

Add external circuit 1

EFT

IEC

61000-4-4:2004

Level 2

B

±1KV

Add external circuit 1

1. 24V input series, 24V output series is subject to CY (CY : 1nF/2KV).

2. It is not needed to add the component in the peripheral circuit when

parameter with the symbol of „--“.

Recommended parameter:

Components

Specifications

Tvs

SMCJ48A,1500W（Bringtking（

LCM

6.8µH CD43（

CEAIYA（

C0

470µF/50V（ CapXon（

C1

4.7µF/50V

1210 (TORCH)

C2

2.2µF/50V

1210 (TORCH)

C3

470pF/100V 0805 (TORCH)

R1

680Ω

0805 (can replaced by

inductance or magnetic bead)