收藏本站
参数资料
型号： LT1184CS
厂商： LINEAR TECHNOLOGY CORP
元件分类： 稳压器
英文描述： RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS
中文描述： 1.25 A FLUORESCENT LIGHT CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO16
封装： 0.150 INCH, PLASTIC, SO-16
文件页数： 3/24页
文件大小： 409K
代理商： LT1184CS
3
LT1182/LT1183/LT1184/LT1184F
SYMBOL
I
Q
PARAMETER
Supply Current
CONDITIONS
LT1182/LT1183: 3V
≤
V
IN
≤
30V
LT1184/LT1184F: 3V
≤
V
IN
≤
30V
SHUTDOWN = 0V, CCFL V
C
= LCD V
C
= Open (Note 2)
SHUTDOWN = 0V, CCFL V
C
= LCD V
C
= Open
MIN
TYP
9
6
35
3
0.85
200
MAX
14
9.5
70
6
1.2
225
UNITS
mA
mA
G
G
I
SHDN
SHUTDOWN Supply Current
SHUTDOWN Input Bias Current
SHUTDOWN Threshold Voltage
Switching Frequency
μ
A
μ
A
V
kHz
G
0.6
175
f
Measured at CCFL V
SW
and LCD V
SW
, I
SW
= 50mA,
I
CCFL
= 100
μ
A, CCFL V
C
= Open, (LT1182) FBN = FBP =
1V, (LT1183) FB = 1V, (LT1182/LT1183) LCD V
C
= Open
Measured at CCFL V
SW
and LCD V
SW
G
160
80
75
60
200
85
85
70
240
kHz
%
%
DC(MAX)
Maximum Switch Duty Cycle
G
BV
Switch Breakdown Voltage
Switch Leakage Current
Measured at CCFL V
SW
and LCD V
SW
V
SW
= 12V, Measured at CCFL V
SW
and LCD V
SW
V
SW
= 30V, Measured at CCFL V
SW
and LCD V
SW
3V
≤
V
IN
≤
30V, Measured on LT1182/LT1183
V
20
40
0.49
0.54
0.505
0.555
15
μ
A
μ
A
V
V
V
V
mV
I
CCFL
Summing Voltage
0.41
0.37
0.425
0.385
0.45
0.45
0.465
0.465
5
G
3V
≤
V
IN
≤
30V, Measured on LT1184/LT1184F
G
I
CCFL
Summing Voltage for
Input Programming Current
CCFL V
C
Offset Sink Current
CCFL V
C
Source Current for
I
CCFL
Programming Current
CCFL V
C
to DIO Current Servo Ratio
CCFL V
C
Low Clamp Voltage
CCFL V
C
High Clamp Voltage
CCFL V
C
Switching Threshold
CCFL High-Side Sense Servo Current
CCFL High-Side Sense Servo Current
Line Regulation
CCFL High-Side Sense Supply Current
Bulb Protect Servo Voltage
I
CCFL
= 0
μ
A to 100
μ
A
CCFL V
C
= 1.5V, Positive Current Measured into Pin
I
CCFL
= 25
μ
A, 50
μ
A, 75
μ
A, 100
μ
A,
CCFL V
C
= 1.5V
DIO = 5mA out of Pin, Measure I
VC
at CCFL V
C
= 1.5V
V
BAT
– V
BULB
= Bulb Protect Servo Voltage
I
CCFL
= 100
μ
A
CCFL V
SW
DC = 0%
I
CCFL
= 100
μ
A, I
VC
= 0
μ
A at CCFL V
C
= 1.5V
BAT = 5V to 30V, I
CCFL
= 100
μ
A,
I
VC
= 0
μ
A at CCFL V
C
= 1.5V
Current Measured into BAT and Royer Pins
I
CCFL
= 100
μ
A, I
VC
= 0
μ
A at CCFL V
C
= 1.5V,
Servo Voltage Measured Between BAT and Bulb Pins
I
CCFL
= 100
μ
A, I
VC
= 0
μ
A at CCFL V
C
= 1.5V
Duty Cycle = 50%
Duty Cycle = 75% (Note 3)
CCFL I
SW
= 1A
CCFL I
SW
= 1A
–5
4.70
5
15
5.20
μ
A
G
4.95
μ
A/
μ
A
G
94
99
0.1
2.1
0.95
1.00
0.1
104
0.3
2.4
1.3
1.07
0.16
μ
A/mA
G
V
V
V
A
G
1.7
0.6
0.93
G
G
%/V
G
50
6.5
100
7.0
150
7.5
μ
A
V
G
Bulb Input Bias Current
CCFL Switch Current Limit
5
9
μ
A
A
A
I
LIM1
G
G
1.25
0.9
1.9
1.6
0.6
20
3.0
2.6
1.0
30
V
SAT1
I
Q
I
SW1
V
REF
CCFL Switch On-Resistance
Supply Current Increase During
CCFL Switch On-Time
Reference Voltage
G
mA/A
Measured at REF (Pin 11) on LT1183/LT1184/LT1184F
1.224
1.214
20
5
1.244
1.244
45
15
1.264
1.274
70
30
V
V
G
Reference Output Impedance
Measured at REF (Pin 11) on LT1183
Measured at REF (Pin 11) on LT1184/LT1184F
G
G
ELECTRICAL CHARACTERISTICS
T
A
= 25
°
C, V
IN
= 5V, BAT = Royer = Bulb = 12V, I
CCFL
= SHUTDOWN = CCFL V
SW
= Open, DIO = GND, CCFL V
C
= 0.5V,
(LT1182/LT1183) LCD V
C
= 0.5V, LCD V
SW
= Open, (LT1182) FBN = FBP = GND, (LT1183) FB = GND,
(LT1183/LT1184/LT1184F) REF = Open, unless otherwise specified.
相关PDF资料
PDF描述
LT1182 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
LT1183 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
LT1184 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
LT1184F 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
LT1185CQ Cap-Free, NMOS, 150mA Low Dropout Regulator with Reverse Current Protection
相关代理商/技术参数
参数描述
LT1184CS#PBF 功能描述:IC SW REG CCFL CONTRAST 16-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
LT1184CS#TR 功能描述:IC REG SWITCH DUAL CCFL 16SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
LT1184CS#TRPBF 功能描述:IC SW REG CCFL CONTRAST 16-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
LT1184FCS 功能描述:IC SW REG CCFL CONTRAST 16-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:43 系列:- 应用:控制器，Intel VR11 输入电压:5 V ~ 12 V 输出数:1 输出电压:0.5 V ~ 1.6 V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:48-VFQFN 裸露焊盘 供应商设备封装:48-QFN（7x7） 包装:管件
LT1184FCS#PBF 功能描述:IC SW REG CCFL CONTRAST 16-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 专用型 系列:- 标准包装:2,000 系列:- 应用:控制器，DSP 输入电压:4.5 V ~ 25 V 输出数:2 输出电压:最低可调至 1.2V 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:30-TFSOP（0.173"，4.40mm 宽） 供应商设备封装:30-TSSOP 包装:带卷 (TR)
发布紧急采购，3分钟左右您将得到回复。

采购需求

(若只采购一条型号，填写一行即可)

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

*型号 *数量 厂商 批号 封装
添加更多采购

我的联系方式

*
*
*