LXM1621-02 View Datasheet(PDF) - Microsemi Corporation
Part Name
Description
View to exact match
LXM1621-02 Datasheet PDF : 11 Pages
| |||
INTEGRATED PRODUCTS
RangeMAX
LXM1621-xx
DIGITAL DIMMING DUAL LAMP CCFL INVERTER MODULE
PRELIMINARY DATA SHEET
ELECTRICAL CHARACTERISTICS (CONTINUED)
Unless otherwise specified, these specifications apply over the recommended operating conditions and 25°C ambient temperature for the LMX1621-xx.
Parameter
Symbol
Test Conditions
` BRITE INPUT
Input Current
Input Voltage For Max. Lamp Current
Input Voltage For Min. Lamp Current
(Note 3)
` SLEEP INPUT
RUN Mode
SLEEP Mode
Input Current
` VSYNC CHARACTERISTICS
Logic High Level
Logic Low Level
Input Impedance
Pulse Width (Note 4)
Input Frequency
` POWER CHARACTERISTICS
IBRT
VBRT_ADJ = 0V
VC
IO(LAMP) = 100% Duty Cycle
VC
IO(LAMP) = 2% Duty Cycle
IO(LAMP) = 0.5% Duty Cycle
V
SLEEP(HI)
V
SLEEP(LO)
I
SLEEP
SLEEP = 5.0V
VSYNC(HI)
VSYNC(LO)
ZIN
tPW
fSYNC
Sleep Current
IIN(MIN)
VIN = 12VDC, SLEEP < 0.8V
Note 2: Minimum lamp current required to maintain even light output may vary with display panel.
Note 3: See 200:1 Dimming Application section for details.
Note 4: The module will be functional with pulse widths much larger than 250µs.
LMX1621-xx
Units
Min Typ Max
-6
-8
-10 µADC
2.5
2.6
VDC
0
0
VDC
-50
mVDC
2.2
VIN
VDC
-0.3
0.8 VDC
70
75 100 µADC
4.0
6.5 VDC
-0.3
1.0 VDC
60
66 75 KΩ
25
250 µs
49
150 Hz
5
50 µADC
Conn.
Pin
CN1
FUNCTIONAL PIN DESCRIPTION
Description
CN1-1
CN1-2
VIN
Input Power Supply (8V < VIN < 16V)
CN1-3
CN1-4
GND Power Supply Return
CN1-5
SLEEP ON / OFF Control. (2.2V < SLEEP < VIN = ON, -0.3V < SLEEP < 0.8V = OFF)
CN1-6
BRITE Brightness Control (-0.3V to 2.5VDC). 2.5VDC gives maximum lamp current.
CN1-7, 8
VSYNC Vertical synchronization input 49Hz < fSYNC < 150Hz
CN2 thru CN5: Refer to Connection Schematic Section
Copyright 2000
Rev. 0.8, 2003-08-28
Microsemi
Linfinity Microelectronics Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 3
|
|
Share Link: 