LX1692IDW MICROSEMI, LX1692IDW Datasheet - Page 5

• Manufacturer Part Number: LX1692IDW
• Description: CCFL DRVR 5.5V 20-Pin SOIC
• Manufacturer: MICROSEMI

Specifications of LX1692IDW

• Package: 20SOIC
• Driver Type: CCFL
• Maximum Operating Supply Voltage: 5.5 V

Copyright © 2004
Rev. 1.2, 12/20/2006
Unless otherwise specified, the following specifications apply over the operating ambient temperature -20°C
otherwise noted and the following test conditions:.
POWER
Power Supply Input Voltage
Power Supply Output Voltage
VDDP Operating Current
ENABLE INPUT
ENABLE Logic Threshold
ENABLE threshold Hysteresis
ENABLE High
ENABLE Low
Sleep Mode Current
Input Resistance
UNDER VOLTAGE LOCKOUT
UVLO Threshold VDDP
UVLO Hysteresis
BRIGHTNESS CONTROL
BRITE_A Voltage Range
Full Brightness BRITE_A Input
Full Darkness BRITE_A Input
Full Darkness BRITE_A input Offset V
BRITE_D Voltage Range
Full Brightness BRITE_D Input
Full Darkness BRITE_D Input
BURST RAMP GENERATOR
Ramp Valley Voltage
Ramp Peak Voltage
Ramp Frequency
Burst Duty Cycle Range
BRITE_D to DIMPWM Jitter
Burst PWM min Duty Resolution
LAMP FREQUENCY GENERATOR
Lamp Frequency Range
Max Lamp Strike Frequency
Lamp Run Ramp Frequency
Lamp Run Ramp Frequency
Regulation
Ramp Valley Voltage
Ramp Peak Voltage
Ramp PWM Jitter
VIN_SNS RAMP
Ramp Peak Clamp Voltage
VIN_SNS Discharge Current
TM
Parameter
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: [phone]
V
V
E L E C T R I C A L C H A R A C T E R I S T I C S
V
V
V
Symbol
F
F
DARKFULL_OS
F
DARK_FULL_A
DARK_FULL_D
V
I
VDD_A
V
V
V
DD_SLEEP
TH_UVLO_P
V
BR_FULL _A
BR_FULL _D
VDDP
V
DR
LAMP_STK
LAMP_RUN
LAMP_REG
VL
VL
V
F
V
F
EN_HIGH
EN_LOW
R
I
H_UVLO
V
V
J
R_BR_A
R_BR_D
LFJ
TH_EN
VRVV
I
Ramp
LAMP
RPCV
H_EN
BDD
BB
ENR
RVV
RPV
RVV
RPV
BST
Integrated Products Division
VDDP = 4.5V to 5.5V, I Load = 5mADC
C
f
V
Rising edge
V
V
V
V
V
V
C_BST = 10nF, I_R = 40K
C_BST = 10nF, BRITE_D = 2.4V
Lamp is not ignited
Lamp Ignited, Run Mode, T
C_R = 100pF
4.5 > VDDP < 5.5V, T
VDDP = 5.5V
VIN = 8V, C_P = C_R = 100pF, R_P = TBD,
VDDP = 5V
LAMP
ENABLE
R_BR_D
R_BR_D
R_BR_D
R_BR_A
R_BR_A
R_BR_A
AOUT
®
= 62.5kHz
Microsemi
= C
= VDDA, T
= VDDA
= VDDA, BRITE_A = 0V
= VDDA, T
= VDDA
= VDDA
= 0V
BOUT
= C
Test Conditions
COUT
A
A
Full Bridge Resonant CCFL Controller
=25°C
= 25°C
A
= C
= 25°C
DOUT
A
= 25°C, I_R = 40K,
=2000pF,
P
RODUCTION
D
Min
0.35
2.37
0.43
0.43
2.37
60.6
ATA
230
4.5
3.8
1.6
2.4
3.8
1.9
0.4
30
0
0
0
7
≤
S
LX1692
HEET
T
A
Typ
1.85
0.45
0.55
0.55
62.5
12.5
500
100
200
250
4.0
2.5
2.5
0.2
2.0
10
20
2
0
1
5
≤
70°C except where
VDDP+0
VDDP
VDDP
VDDP
Max
0.55
2.63
0.67
0.67
2.63
64.4
±0.5
±0.1
150
270
100
150
5.5
4.2
2.0
0.8
4.2
2.1
15
50
18
.9
3
1
1
LX1692
Units
% / V
%/°C
KHz
KHz
KHz
mA
mV
mV
mA
KΩ
µA
Hz
µs
µs
%
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
Page 5