參數(shù)資料
型號(hào)： LX1689CPWT
廠商： MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分類： 穩(wěn)壓器
英文描述： FLUORESCENT LIGHT CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO20
封裝： PLASTIC, TSSOP-20
文件頁(yè)數(shù)： 11/14頁(yè)
文件大?。?/td> 491K
代理商： LX1689CPWT
Microsemi
Integrated Products
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 6
Copyright
2000
Rev. 1.0c, 2004-02-23
WWW
.Microse
m
i
.CO
M
LX1689
Third Generation CCFL Controller
PRODUCTION DATA SHEET
I N T E GRA T ED
PR ODUC T S
ELECTRICAL CHA RACTERISTICS (CONTINUED)
LX1689
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
RAMP GENERATOR
Max Strike / Run Frequency Ratio
FRAMP_STK
Ratio to run frequency, I_SNS = OV_SNS = 0V
4
5
6
Maximum Lamp Run Frequency
FRAMP_RUNMAX Lamp is ignited; I_R=10K
250
450
KHz
Lamp Run Frequency
FLAMP_RUN
Lamp is ignited ;TA = 25°C
63
65
67
KHz
Lamp Run Frequency
FLAMP_RUN
Lamp is ignited
61
65
69
KHz
Lamp Run Frequency Regulation over
V_BATT
FLAMP_REG
3.3 < VBATT < 28V
0.1
%
DIV_248 = VDD_A, DIM_MODE = 0V
254
Hz
DIV_248 = Floating, DIM_MODE = 0V
127
Hz
Internal Digital Dimming
Burst Frequency
FBURST
DIV_248 = Gnd, DIM_MODE = 0V
63.5
Hz
BIAS BLOCK
Voltage at Pin I_R
V_IR
VBATT = 2.8V to 28V, IOUT = 0 to 100uA, TA = 25°C
0.95
1.0
1.05
V
Pin I_R Max Source Current
IMAX_IR
I_R = 0V
100
700
A
Voltage Reference Voltage
(Internal node)
V2P0
TA = 25°C, reference use only
1.99
2
2.01
V
PWM BLOCK
Error Amp Transconductance
GM_EAMP
90
180
mho
Error Amp Output Source Current
IS_EAMP
5
12
A
Error Amp Output Sink Current
ISK_EAMP
5
12
A
Error Amp Output High Voltage
VH_EAMP
BRITE_OUT – EA_IN = 50mV
2.5
2.9
V
Error Amp Output Low Voltage
VL_EAMP
EA_IN – BRITE_OUT = 50mV
0.015
0.5
V
Error Amp Input Offset Voltage
VOS_EAMP
70
mV
Max Duty Cycle
DCMAX
44
%
Ramp Valley Voltage
RVV
200
mV
Ramp Peak Voltage
RPV
1.95
V
OUTPUT BUFFER BLOCK
Output Sink Current
ISK_OUTBUF
VAOUT, VBOUT = VDD_P
100
mA
Output Source Current
IS_OUTBUF
VAOUT, VBOUT = 0V
100
mA
Output Rise Time
TR
COUT = 1000pF
25
200
nS
Output Fall Time
TF
COUT = 1000pF
25
200
nS
DIM_CLK INPUT
Pull-up Resistance
To VDDA
50
K
Input High Threshold
VTH_DIM_CLK Conventional Dimming
0.9
1.4
V
Input Low Threshold
VTL_DIM_CLK
Reverse Dimming
0.4
0.9
V
Input High Current
IIH_DIM_CLK
DIM_CLK = 5V
45
70
A
Input Low Current
IIL_DIM_CLK
DIM_CLK = 0V
-65
-100
A
TRI-STATE LOGIC INPUTS (DIM_MODE,DIV_248)
Low State
VTL_TRI_
0.4
0.6
V
Floating State
VTF_TRI
1.2
1.35
1.8
V
High State
VTH_TRI
2.1
2.8
V
Input High Current
IIH_TRI
DIM_MODE = DIV_248 = 5V
70
120
A
Input Low Current
IIL_TRI
DIM_MODE = DIV_248 = 0V
-25
-50
A
EE
LL
EE
CC
TT
RR
IICC
AA
LL
SS
相關(guān)PDF資料
PDF描述
LX1691AIPW-TR 0.1 A FLUORESCENT LIGHT CONTROLLER, 250 kHz SWITCHING FREQ-MAX, PDSO16
LX1692BIPW-TR 0.1 A SWITCHING CONTROLLER, PDSO20
LX1692IDW-TR 0.1 A SWITCHING CONTROLLER, PDSO20
LX1732CDUTR 1 A SWITCHING REGULATOR, 135 kHz SWITCHING FREQ-MAX, PDSO8
LX1732CDU-TR 1 A SWITCHING REGULATOR, 135 kHz SWITCHING FREQ-MAX, PDSO8
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LX1689CPW-TR 制造商:Microsemi Corporation 功能描述:CCFL DRVR 28V 20TSSOP - Tape and Reel 制造商:Microsemi Corporation 功能描述:DIRECT DRIVE CONTROLLER
LX1689IPW 功能描述:IC CTLR CCFL BACKLIGHT 20-TSSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 照明，鎮(zhèn)流器控制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:CCFL 控制器 頻率:40 ~ 80 kHz 電流 - 電源:5mA 電流 - 輸出:- 電源電壓:4.5 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 封裝/外殼:16-SOIC（0.154"，3.90mm 寬） 供應(yīng)商設(shè)備封裝:16-SOIC 包裝:帶卷 (TR) 其它名稱:90-3991V+V01
LX1689IPWTR 制造商:Microsemi Corporation 功能描述:CCFL Controller 3.3V/5V/9V/12V/15V/18V/24V 20-Pin TSSOP T/R
LX1689IPW-TR 制造商:Microsemi Corporation 功能描述:CCFL DRVR 28V 20TSSOP - Tape and Reel
LX1691 制造商:MICROSEMI 制造商全稱:Microsemi Corporation 功能描述:Enhanced Multi-Mode CCFL Controller
發(fā)布緊急采購(gòu)，3分鐘左右您將得到回復(fù)。

采購(gòu)需求

(若只采購(gòu)一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購(gòu)。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購(gòu)

我的聯(lián)系方式

*
*
*