Microsemi

Integrated Products

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

Page 4

Copyright

© 2002

Rev. 1.0a, 2005-01-17

PanelMatch

™

LXM1623-05-44

5V Dual 4W CCFL Programmable Inverter Module

I N T E GRA T ED

PR ODUC T S

TABLE 1

OUTPUT CURRENT SETTINGS

(Pin 7)

(Pin 8)

Nominal Output Current

Open*

Open*

6.7mA

Open*

Ground

6.2mA

Ground

Open*

5.7mA

Ground

Ground

5.2mA

* If driven by a logic signal it should be open collector or open drain only, not a voltage source.

PHY S IC AL D I M E N S ION S

L X M1623- 0 5 -44

108.7mm

4.28in.

CN1

22.35mm

0.88in.

3.05MM X 2

6MM SCREW HEAD CLEARANCE

85.75mm ±0.2mm

3.375in.

12.7mm ±0.2mm

0.500in.

19.45mm

0.765in.

10.2mm Max

0.402in.

Warning

High Voltage

Present at high

side of transformer

and Output

Connectors

10.5mm

0.413in.

6.75mm

0.266in.

PCB Tolerance ±0.5mm

Dimensions are in millimeters (inches are for reference)

SI MPLIFI ED BLOCK DI AGRAM

Ramp

Gen

Transformer

Driver

0.5 -

2V

DC

+

-

V

LO

V

HI

Comparator

Ramp

V

BRITE

SET

1

High Voltage

Transformer

I

SENSE

OC

SENSE

SET

2

+3V

10K

10K

+3V

+3V

V

IN1

OV

SENSE

10K

Controller

V

LO

V

HI

V

HI

Z

Z

Z