参数资料
型号: LTC1147CS8-5#PBF
厂商: Linear Technology
文件页数: 16/16页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 8-SOIC
标准包装: 100
PWM 型: 电流模式
输出数: 1
占空比: 100%
电源电压: 3.5 V ~ 14 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
产品目录页面: 1332 (CN2011-ZH PDF)
LTC1147-3.3
LTC1147-5/LTC1147L
TYPICAL APPLICATIO N
3.3V/2A Output High Efficiency Regulator
V IN
4V TO 14V
0.1 μ F
Si4431DY
+
C IN
22 μ F
25V × 2
1
2
V IN
C T
PDRIVE
GND
8
7
L* D1
20 μ H MBRS130LT3
I TH
C T
220pF
C C
3300pF
R C
1k
3
4
LTC1147-3.3
SHDN
SENSE – SENSE +
0.01 μ F
6
5
SHUTDOWN
R SENSE **
0.05 ?
C OUT
220 μ F
10V
AVX
* COILTRONICS CTX20-4
V OUT
** KRL SP-1/2-A1-OR050
LTC1147 ? F12
3.3V/2A
PACKAGE DESCRIPTIO
Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
0.189 – 0.197 *
(4.801 – 5.004)
0.010 – 0.020
(0.254 – 0.508)
× 45 °
0.053 – 0.069
(1.346 – 1.752)
0.004 – 0.010
(0.101 – 0.254)
8
7
6
5
0.008 – 0.010
(0.203 – 0.254)
0 ° – 8 ° TYP
0.228 – 0.244
0.150 – 0.157**
0.016 – 0.050
0.406 – 1.270
0.014 – 0.019
(0.355 – 0.483)
0.050
(1.270)
(5.791 – 6.197)
(3.810 – 3.988)
TYP
* DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
SO8 0996
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
1
2
3
4
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
RELATED PARTS
PART NUMBER
LTC1142
LTC1143
LTC1147
LTC1148
LTC1149
LTC1159
LTC1174
LTC1265
LTC1267
LTC1435
DESCRIPTION
Dual High Efficiency Synchronous Step-Down Switching Regulator
Dual High Efficiency Step-Down Switching Regulator Controller
High Efficiency Step-Down Switching Regulator Controller
High Efficiency Step-Down Switching Regulator Controller
High Efficiency Step-Down Switching Regulator
High Efficiency Step-Down Switching Regulator
High Efficiency Step-Down and Inverting DC/DC Converter
High Efficiency Step-Down DC/DC Converter
Dual High Efficiency Synchronous Step-Down Switching Regulators
High Efficiency Low Noise Synchronous Step-Down Switching Regulator
COMMENTS
Dual Version of LTC1148
Dual Version of LTC1147
Nonsynchronous, 8-Lead, V IN ≤ 16V
Synchronous, V IN ≤ 20V
Synchronous, V IN ≤ 48V, for Standard Threshold FETs
Synchronous, V IN ≤ 40V for Logic Level MOSFETS
0.5A Switch, V IN ≤ 18.5V, Comparator
1.2A Switch, V IN ≤ 13V, Comparator
Dual Version of LTC1159
16-Pin Narrow SO/SSOP; Constant Frequency
sn1147 1147fds
16 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900 q FAX: (408) 434-0507 q www.linear-tech.com
LT/TP 0698 REV D 2K ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 1993
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相关代理商/技术参数
参数描述
LTC1147HVCS8-3.3 功能描述:IC REG CTRLR BUCK PWM CM 8-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:96% 电源电压:4 V ~ 36 V 降压:无 升压:是 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:24-WQFN 裸露焊盘 包装:带卷 (TR)
LTC1147HVCS8-3.3#PBF 功能描述:IC REG CTRLR BUCK PWM CM 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:4,000 系列:- PWM 型:电压模式 输出数:1 频率 - 最大:1.5MHz 占空比:66.7% 电源电压:4.75 V ~ 5.25 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 85°C 封装/外壳:40-VFQFN 裸露焊盘 包装:带卷 (TR)
LTC1147HVCS8-3.3#TR 功能描述:IC REG CTRLR BUCK PWM CM 8-SOIC RoHS:否 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:500kHz 占空比:96% 电源电压:4 V ~ 36 V 降压:无 升压:是 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 125°C 封装/外壳:24-WQFN 裸露焊盘 包装:带卷 (TR)
LTC1147HVCS8-3.3#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 标准包装:4,000 系列:- PWM 型:电压模式 输出数:1 频率 - 最大:1.5MHz 占空比:66.7% 电源电压:4.75 V ~ 5.25 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-40°C ~ 85°C 封装/外壳:40-VFQFN 裸露焊盘 包装:带卷 (TR)
LTC1147I 制造商:LINER 制造商全称:Linear Technology 功能描述:High Efficiency Step-Down Switching Regulator Controllers