参数资料
型号: LTC3785EUF-1#PBF
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 3 A SWITCHING REGULATOR, 650 kHz SWITCHING FREQ-MAX, PQCC24
封装: 4 X 4 MM, LEAD FREE, PLASTIC, MO-220WGGD, QFN-24
文件页数: 13/20页
文件大小: 213K
代理商: LTC3785EUF-1#PBF
LTC3785-1
20
37851fa
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2008
LT 0409 REV A PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
Li-Ion/9V Wall Adapter to 5V/2A
VCC
ISVIN
TG1
VSENSE
BG1
FB
VC
TG2
BG2
SW2
37851 TA03
VBST1
SW1
ISSW1
ISVOUT
RT
VDRV
ISSW2
VBST2
CCM
ILSET
MODE
RUN/SS
VIN
1nF
205k
270pF
1.3k
205k
12k
59k
66.5k
42.2k
66.5k
LTC3785-1
GND
CVCC
4.7μF
Li-Ion
2.7V TO 4.2V
MA = MB = MC = MD = 1/2 Si7940DY
L1 = RLF7030T-3R3M4R1
D1 = D2 = PMEG2020EJ
9V REGULATED
WALL ADAPTER
VIN
2.7V TO 10V
VOUT
5V
2A
CIN
22μF
MA
MB
D1
D2
OPTIONAL
MD
MC
CA
0.22μF
CB
0.22μF
CMDSH-3
L1
3.3μH
COUT
100μF
+
PGOOD
VOUT
100k
PART NUMBER DESCRIPTION
COMMENTS
LTC3443
1.2A IOUT, 600kHz, Synchronous Buck-Boost DC/DC Converter
VIN: 2.4V to 5.5V, VOUT: 2.4V to 5.25V, IQ = 28μA, ISD < 1μA,
MS Package
LTC3444
500mA IOUT, 1.5MHz Synchronous Buck-Boost DC/DC Converter
VIN: 2.7V to 5.5V, VOUT: 0.5V to 5.25V, Optimized for WCDMA RF
Amplier Bias
LTC3531/
LTC3531-3/
LTC3531-3.3
200mA IOUT, Synchronous Buck-Boost DC/DC Converter
VIN: 1.8V to 5.5V, VOUT: 2V to 5V, IQ = 35μA, ISD < 1μA,
MS, DFN Packages
LTC3532
500mA IOUT, 2MHz, Synchronous Buck-Boost DC/DC Converter
VIN: 2.4V to 5.5V, VOUT: 2.4V to 5.25V, IQ = 35μA, ISD < 1μA,
MS, DFN Packages
LTC3533
2A Wide Input Voltage Synchronous Buck-Boost DC/DC Converter VIN: 1.8V to 5.5V, VOUT: 1.8V to 5.25V, IQ = 40μA, ISD < 1μA,
DFN Package
LTC3780
High Efciency, Synchronous, 4-Switch Buck-Boost Controller
VIN: 4V to 36V, VOUT: 0.8V to 30V, IQ = 1.5mA, ISD < 55μA,
SSOP-24, QFN-32 Packages
LTC3785
10V, High Efciency, Synchronous, No RSENSE, Buck-Boost
Controller
VIN: 2.7V to 10V, VOUT: 2.7V to 10V, IQ = 86mA, ISD < 15μA,
QFN-24 Package
LTM4605
5A to 12A Buck-Boost μModule
4.5V ≤ VIN ≤ 20V, 0.8V ≤ VOUT ≤ 16V, 15mm × 15mm × 2.8mm
LGA Package
LTM4607
5A to 12A Buck-Boost μModule
4.5V ≤ VIN ≤ 36V, 0.8V ≤ VOUT ≤ 24V, 15mm × 15mm × 2.8mm
LGA Package
相关PDF资料
PDF描述
LTC3823EUH 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PQCC32
LTC3823EGN 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
LTC3823EUH#TR 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PQCC32
LTC3823EGN#TR 4 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO28
LTC3827IUH 3 A DUAL SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PQCC32
相关代理商/技术参数
参数描述
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