型號: LT3645IUD#PBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: 1.25 A SWITCHING REGULATOR, 825 kHz SWITCHING FREQ-MAX, PQCC16
封裝: 3 X 3 MM, LEAD FREE, PLASTIC, MO-220WEED-2, QFN-16
文件頁數(shù): 17/24頁
文件大小: 296K
代理商: LT3645IUD#PBF
LT3645
24
3645f
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2011
LT 0511 PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER
DESCRIPTION
COMMENTS
LT3694
36V, 70V Transient Protection, 2.6A, 2.5MHz
High Efciency Step-Down DC/DC Converter
with Dual LDO Controllers
VIN: 3.6V to 36V, Transient to 70V, VOUT(MIN) = 0.75V, IQ = 1mA, ISD < 1μA,
4mm × 5mm QFN-28, TSSOP-20E
LT3509
36V, 60V Transient Protection, Dual 700mA,
2.2MHz High Efciency Step-Down DC/DC
Converter
VIN: 3.6V to 36V, Transient to 60V, VOUT(MIN) = 0.8V, IQ = 1.9mA, ISD < 1μA,
3mm × 4mm DFN-14, MSOP-16E
LT3689
36V, 60V Transient Protection, 800mA, 2.2MHz
High Efciency MicroPower Step-Down DC/DC
Converter with POR Reset and Watchdog Timer
VIN: 3.6V to 36V, Transient to 60V, VOUT(MIN) = 0.8V, IQ = 75μA, ISD < 1μA,
3mm × 3mm QFN-16
LT3682
36V, 60VMax, 1A, 2.2MHz High Efciency
Micropower Step-Down DC/DC Converter
VIN: 3.6V to 36V, Transient to 60V, VOUT(MIN) = 0.8V, IQ = 75μA, ISD < 1μA,
3mm × 3mm QFN-12
LT3970
40V, 350mA (IOUT), 2.2MHz, High Efciency
Step-Down DC/DC Converter with Only 2.5μA of
Quiescent Current
VIN: 4.2V to 40V, VOUT(MIN) = 1.21V, IQ = 2.5μA, ISD < 1μA, 3mm × 3mm DFN-10,
MSOP-10
LT3990
62V, 350mA (IOUT), 2.2MHz, High Efciency
Step-Down DC/DC Converter with Only 2.5μA of
Quiescent Current
VIN: 4.2V to 40V, VOUT(MIN) = 1.21V, IQ = 2.5μA, ISD < 1μA, 3mm × 3mm DFN-10,
MSOP-10
LT3791
38V, 1.2A, 2.2MHz High Efciency MicroPower
Step-Down DC/DC Converter with IQ = 2.8μA
VIN: 4.3V to 38V, VOUT(MIN) = 1.2V, IQ = 2.8mA, ISD < 1μA, 3mm × 3mm DFN-10,
MSOP-10E
LT3991
55V, 1.2A, 2.2MHz High Efciency MicroPower
Step-Down DC/DC Converter with IQ = 2.8μA
VIN: 4.3V to 55V, VOUT(MIN) = 1.2V, IQ = 2.8mA, ISD < 1μA, 3mm × 3mm DFN-10,
MSOP-10E
LT3480
36V with Transient Protection to 60V, 2A (IOUT),
2.4MHz, High Efciency Step-Down DC/DC
Converter with Burst Mode Operation
VIN: 3.6V to 38V, VOUT(MIN) = 0.78V, IQ = 70μA, ISD < 1μA, 3mm × 3mm DFN-10,
MSOP-10E
LT3685
36V with Transient Protection to 60V, 2A (IOUT),
2.4MHz, High Efciency Step-Down DC/DC
Converter
VIN: 3.6V to 38V, VOUT(MIN) = 0.78V, IQ = 70μA, ISD < 1μA, 3mm × 3mm DFN-10,
MSOP-10E
1.8V Step-Down Converter with 0.8V Logic Rail
1μF
3645 TA07
PGOOD
12V
GND
SW
DA
FB
FB2
EN2
VCC2
VIN
EN/UVLO
NPG
OUT2
10μF
1.8V
500mA
0.8V
200mA
ALTERNATE
POWER SOURCE
3V
4.7μH
MBRM140
12.4k
10k
BOOST
LT3645
2.2μF
0.1μF
+
V
ON OFF
0.1μF
相關(guān)PDF資料
PDF描述
LT3645EUD#TRPBF 1.25 A SWITCHING REGULATOR, 825 kHz SWITCHING FREQ-MAX, PQCC16
LT3645EMSE#TRPBF 1.25 A SWITCHING REGULATOR, 825 kHz SWITCHING FREQ-MAX, PDSO12
LT3651IUHE-4.2#PBF BATTERY CHARGE CONTROLLER, 1100 kHz SWITCHING FREQ-MAX, PQCC36
LT3651IUHE-4.2#TRPBF BATTERY CHARGE CONTROLLER, 1100 kHz SWITCHING FREQ-MAX, PQCC36
LT3651IUHE-4.1#TRPBF BATTERY CHARGE CONTROLLER, 1100 kHz SWITCHING FREQ-MAX, PQCC36
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LT3650EDD-4.1#PBF 功能描述:IC CHARGER LI-ION 2A 12-DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 電池管理 系列:- 其它有關(guān)文件:STC3100 View All Specifications 特色產(chǎn)品:STC3100 - Battery Monitor IC 標準包裝:4,000 系列:- 功能:燃料,電量檢測計/監(jiān)控器 電池化學:鋰離子(Li-Ion) 電源電壓:2.7 V ~ 5.5 V 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-TSSOP,8-MSOP(0.118",3.00mm 寬) 供應(yīng)商設(shè)備封裝:8-MiniSO 包裝:帶卷 (TR) 其它名稱:497-10526-2