参数资料
型号: LTC3441EDE#PBF
厂商: Linear Technology
文件页数: 16/16页
文件大小: 0K
描述: IC REG BUCK BOOST SYNC ADJ 12DFN
标准包装: 91
类型: 降压(降压),升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 2.4 V ~ 5.25 V
输入电压: 2.4 V ~ 5.5 V
PWM 型: Burst Mode?
频率 - 开关: 1MHz
电流 - 输出: 1.2A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 12-WFDFN 裸露焊盘
包装: 管件
供应商设备封装: 12-DFN(4x3)
产品目录页面: 1334 (CN2011-ZH PDF)
LTC3441
TYPICAL APPLICATIO
PCMCIA Powered GSM Modem
L1
10 μ H
V OUT
3.6V
V IN
2.5V TO 5.5V
1A MAX
R S
0.05 Ω
C1
10 μ F
4
9
10
1
7
3
SW1 SW2
PV IN V OUT
LTC3441
V IN FB
SHDN/SS V C
MODE/SYNC GND
PGND PGND
5
8
12
11
2
6
C4
10nF
R6
24k
1N914
R5
+
1/2 LT1490A
R1
392k
R2
2A (PULSED)
C OUT
2200 μ F
24k
200k
3441 TA05
+
C1: TAIYO YUDEN JMK212BJ106MG
I CURRENTLIMIT = 1.22 ? R4
R4
1k
1/2 LT1490A
2N3906
R5 ? R S
C2: SANYO MV-AX SERIES
L1: TOKO A916CY-4R7M
AVERAGE INPUT
CURRENT CONTROL
RELATED PARTS
LT 1613
PART NUMBER
?
LT1615/LT1615-1
LT1616
LTC1776
LTC1877
LTC1878
LTC1879
DESCRIPTION
550mA (I SW ) 1.4MHz High Efficiency Step-Up DC/DC Converter
300mA/80mA (I SW ) Constant Off-Time, High Efficiency Step-Up
DC/DC Converter
500mA (I OUT ) 1.4MHz High Efficiency Step-Down DC/DC Converter
500mA (I OUT ) 200kHz High Efficiency Step-Down DC/DC Converter
600mA (I OUT ) 550kHz Synchronous Step-Down DC/DC Converter
600mA (I OUT ) 550kHz Synchronous Step-Down DC/DC Converter
1.2A (I OUT ) 550kHz Synchronous Step-Down DC/DC Converter
COMMENTS
V IN : 0.9V to 10V, V OUT(MAX) : 34V, I Q : 3mA,
I SD : ≤ 1 μ A, ThinSOT TM
V IN : 1.2V to 15V, V OUT(MAX) : 34V, I Q : 20 μ A,
I SD : ≤ 1 μ A, ThinSOT
High Efficiency, V IN : 3.6V to 25V, V OUT(MIN) : 1.25V, I Q : 1.9mA,
I SD : ≤ 1 μ A, ThinSOT
High Efficiency, V IN : 7.4V to 40V, V OUT(MIN) : 1.24V, I Q : 3.2mA,
I SD : 30 μ A, N8, S8
95% Efficiency, V IN : 2.7V to 10V, V OUT(MIN) : 0.8V, I Q : 10 μ A,
I SD : ≤ 1 μ A, MS8
95% Efficiency, V IN : 2.7V to 6V, V OUT(MIN) : 0.8V, I Q : 10 μ A,
I SD : ≤ 1 μ A, MS8
95% Efficiency, V IN : 2.7V to 10V, V OUT(MIN) : 0.8V, I Q : 15 μ A,
I SD : ≤ 1 μ A, TSSOP16
LT1930/LT1930A
1A (I SW ) 1.2MHz/2.2MHz High Efficiency Step-Up DC/DC Converter V IN : 2.6V to 16V, V OUT(MAX) : 34V, I Q : 5.5mA,
I SD : ≤ 1 μ A, ThinSOT
LTC3405/LTC3405A 300mA (I OUT ) 1.5MHz Synchronous Step-Down DC/DC Converter
LTC3406/LTC3406B 600mA (I OUT ) 1.5MHz Synchronous Step-Down DC/DC Converter
95% Efficiency, V IN : 2.7V to 6V, V OUT(MIN) : 0.8V, I Q : 20 μ A,
I SD : ≤ 1 μ A, ThinSOT
95% Efficiency, V IN : 2.5V to 5.5V, V OUT(MIN) : 0.6V, I Q : 20 μ A,
I SD : ≤ 1 μ A, ThinSOT
LTC3407
LTC3411
LTC3412
LTC3440
600mA (I OUT ) × 2 1.5MHz Dual Synchronous Step-Down
DC/DC Converter
1.25A (I OUT ) 4MHz Synchronous Step-Down DC/DC Converter
2.5A (I OUT ) 4MHz Synchronous Step-Down DC/DC Converter
600mA (I OUT ) 2MHz Synchronous Buck-Boost DC/DC Converter
96% Efficiency, V IN : 2.5V to 5.5V, V OUT(MIN) : 0.6V, I Q : 40 μ A,
I SD : ≤ 1 μ A, 10-Lead MS
95% Efficiency, V IN : 2.5V to 5.5V, V OUT(MIN) : 0.8V, I Q : 60 μ A,
I SD : ≤ 1 μ A, 10-Lead MS
95% Efficiency, V IN : 2.5V to 5.5V, V OUT(MIN) : 0.8V, I Q : 60 μ A,
I SD : ≤ 1 μ A, TSSOP16E
95% Efficiency, V IN : 2.5V to 5.5V, V OUT(MIN) : 2.5V, I Q : 25 μ A,
I SD : ≤ 1 μ A, 10-Lead MS
ThinSOT is a trademark of Linear Technology Corporation.
3441fa
(408) 432-1900 ● FAX: (408) 434-0507 www.linear.com
16
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
LT 0507 REV A ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2003
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LTC3442EDE 制造商:Linear Technology 功能描述:Conv DC-DC Single Non-Inv/Inv/Step Up/Step Down 2.4V to 5.5V 12-Pin DFN EP
LTC3442EDE#PBF 功能描述:IC REG BUCK BOOST SYNC ADJ 12DFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:250 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V 输入电压:2.05 V ~ 6 V PWM 型:电压模式 频率 - 开关:2MHz 电流 - 输出:500mA 同步整流器:是 工作温度:-40°C ~ 85°C 安装类型:表面贴装 封装/外壳:6-UFDFN 包装:带卷 (TR) 供应商设备封装:6-SON(1.45x1) 产品目录页面:1032 (CN2011-ZH PDF) 其它名称:296-25628-2
LTC3442EDE#TR 制造商:Linear Technology 功能描述:Conv DC-DC Single Non-Inv/Inv/Step Up/Step Down 2.4V to 5.5V 12-Pin DFN EP T/R
LTC3442EDE#TRPBF 功能描述:IC REG BUCK BOOST SYNC ADJ 12DFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 开关稳压器 系列:- 标准包装:2,500 系列:- 类型:降压(降压) 输出类型:固定 输出数:1 输出电压:1.2V,1.5V,1.8V,2.5V 输入电压:2.7 V ~ 20 V PWM 型:- 频率 - 开关:- 电流 - 输出:50mA 同步整流器:是 工作温度:-40°C ~ 125°C 安装类型:表面贴装 封装/外壳:10-TFSOP,10-MSOP(0.118",3.00mm 宽)裸露焊盘 包装:带卷 (TR) 供应商设备封装:10-MSOP 裸露焊盘