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 2005SemtechCorp.

www.semtech.com

POWER MANAGEMENT

SC635

DEVICE

PACKAGE

(1)

SC635MLTRT

(2)(1)

(1)(2)

MLPD-10 3x3

SC635EVB

Evaluation Board

Notes:

(1) Available in tape and reel only. A reel contains 3,000 devices.

(2) Available in lead-free package only. Device is WEEE and

RoHS compliant.

Pin#

Pin Name Pin Function

1

VIN

Input voltage.

2

C2-

Negative terminal of bucket capacitor 2.

3

GND

Ground - connect to ground plane using multiple vias.

4

C1-

Negative terminal of bucket capacitor 1.

5

FLASH

Flash mode enable pin - puts the device in active Flash mode when high and also overrides

CTRL.

6

ISET

Current-setting reference pin - connect to the LED cathode and the current setting resistor.

7

CTRL

Control input bit - used to enable and set the output current in Spotlight mode when high.

8

C1+

Positive terminal of bucket capacitor 1.

9

VOUT

Output pin.

10

C2+

Positive terminal of bucket capacitor 2.

T

Thermal

Pad

Pad for heat sinking purposes - not connected internally. Connect to ground plane using

multiple vias.

PinConfiguration

OrderingInformation

PinDescriptions

TOPVIEW

1

2

3

4

10

9

8

7

5

6

MLP10:3X310LEAD

T

VIN

C2-

GND

C1-

FLASH

C2+

VOUT

C1+

CTRL

ISET