INVC191

This Inverter is designed and adjusted for cold fluorescent lamp used in the LMG5320XUFC, LMG74xx,

LMG7380 STN liquid crystal display modules.

FEATURES

♦

Very small, very thin and low power consumption design

♦

Adaptable to a wide range of input voltages

♦

External On/Off switching of backlight

♦

Dimmable from 100 down to 50 percent with a variable resistor

♦

Low noise

GENERAL DATA

Item

Value

Unit

Module Dimensions

95 x 15

mm

Weight

11.0 max

g

Output Power

1.35 nominal

W

Efficiency

60 min

%

Mean Time Between Failure

(MTBF)

60.000 min

hrs

ABSOLUTE MAXIMUM RATINGS

Item

Symbol

Condition

Min

Max

Unit

Input Voltage

VMAX

-

-

18.0

V

Operating

Temperature

TOP

-5

50

¡C

Storage

Temperature

TST

-

-20

70

¡C

Humidity

-

-

-

90

% RH

ELECTRICAL CHARACTERISTICS

Item

Symbol

Condition

Min

Typ

Max

Unit

Input Voltage

VIN

-

7.0

12.0

17.0

V

Input Current

IIN

12V,

T=25¡C

0.13

0.18

0.23

A

Rush Current

IS

12V,

T=25¡C

-

-

1.0

A

Lamp Current

IL

12V,

T=25¡C

3.5

4.2

4.9

mA

Lamp Power

PL

12V,

T=25¡C

-

1.35

-

W

Frequency

fL

12V,

T=25¡C

50

65

80

kHz

Dimming

Range

-

12V,

T=25¡C

-

100-50

-

%

Startup

Characteristics

10¡C +/- 1¡C, DC 7.0V

INPUT AND OUTPUT CONNECTORS

Input Connector

Input Housing Connector

MOLEX 53261-0510

51021-0500

Output Connector

Output Housing Connector

MITSUMI M60-04-30-134P

M60-04

INPUT CONNECTOR PIN ASSIGNMENT

Pin No

Symbol

Comment

1

VCC

7 - 17V

2

GND

-

3

CFL ON/OFF

OFF at Open, ON at Low (V=0.8V,I=2mA)

4

BR1

Dimming through variable resistor 5kOhm

5

BR2

Brightness max at 0 kOhm, min at 2.5 kOhm

OUTPUT CONNECTOR PIN ASSIGNMENT

Pin No

Symbol

Comment

1

CFL HV

High voltage output

2NC

-

3NC

-

4

CFL HV

High voltage output

MECHANICAL DIMENSIONS

4

1

1

5

11

10

20

6.0+/-0.3

95+/-0.5

78+/-0.3

2-¯ 1.7+/-0.1

OUTPUT CONNECTOR

INPUT CONNECTOR