SC4540EVB View Datasheet(PDF) - Semtech Corporation

Part Name

Description

MFG CO.

SC4540EVB

High Efficiency Boost Converter for up to 10 LEDs

Semtech Corporation 

1 2 3 4 5 6 7 8 9 10 Next

SC4540

Typical Characteristics (continued)

PWM Operation at 20kHz and 10% Duty Cycle

V (20V/div)

LX

PWM Operation at 32kHz and 17% Duty Cycle

V (20V/div)

LX

I (10mA/div)

OUT

I (10mA/div)

OUT

V (5V/div)

EN

2μs/div

PWM Operation at 50kHz and 20% Duty Cycle

V (5V/div)

EN

V (20V/div)

LX

2μs/div

I (10mA/div)

OUT

V (5V/div)

EN

1μs/div

7

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