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参数资料
型号： LT3751IUFD#TR
厂商： LINEAR TECHNOLOGY CORP
元件分类： 电源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
封装： 4 X 5 MM, PLASTIC, QFN-20
文件页数： 28/34页
文件大小： 403K
代理商： LT3751IUFD#TR
LT3751
34
3751fb
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 0510 REV B PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
300V Regulated Power Supply
PART NUMBER
DESCRIPTION
COMMENTS
LTC3225
150mA Supercapacitor Charger
VIN: 2.75V to 5.5V, Charges Two Supercapacitors in Series to 4.8V or 5.3V
LT3420/LT3420-1
1.4A/1A, Photoash Capacitor Charger
with Automatic Top-Off
Charges 220μF to 320V in 3.7 Seconds from 5V, VIN: 2.2V to 16V, ISD < 1μA,
10-Lead MS Package
LT3468/LT3468-1/
LT3468-2
1.4A, 1A, 0.7A, Photoash Capacitor Charger
VIN: 2.5V to 16V, Charge Time: 4.6 Seconds for LT3468 (0V to 320V, 100μF,
VIN = 3.6V), ISD < 1μA, ThinSOT Package
LT3484-0/LT3484-1/
LT3484-2
1.4A, 0.7A, 1A Photoash Capacitor Charger
VIN: 1.8V to 16V, Charge Time: 4.6 Seconds for LT3484-0 (0V to 320V, 100μF,
VIN = 3.6V), ISD < 1μA, 2mm × 3mm 6-Lead DFN Package
LT3485-0/LT3485-1/
LT3485-2/LT3485-3
1.4A, 0.7A, 1A, 2A Photoash Capacitor
Charger with Output Voltage Monitor and
Integrated IGBT
VIN: 1.8V to 10V, Charge Time: 3.7 Seconds for LT3485-0 (0V to 320V, 100μF,
VIN = 3.6V), ISD < 1μA, 3mm × 3mm 10-Lead DFN Package
LT3585-0/LT3585-1/
LT3585-2/LT3585-3
1.2A, 0.55A, 0.85A, 1.7A Photoash
Capacitor Charger with Adjustable Input
Current and IGBT Drivers
VIN: 1.5V to 16V, Charge Time: 3.3 Seconds for LT3585-3 (0V to 320V, 100μF,
VIN = 3.6V), ISD < 1μA, 3mm × 2mm DFN-10 Package
LT3750
Capacitor Charger Controller
VIN: 3V to 24V, Charge Time: 300ms for (0V to 300V, 100μF) MSOP-10 Package
ThinSOT is a trademark of Linear Technology Corporation.
UVLO1
OVLO1
UVLO2
OVLO2
RDCM
RVTRANS
T1
1:10
D1
VOUT
300V
0mA TO 270mA
VTRANS
24V
VCC
C3
680μF
3751 TA08
LT3751
GND
RBG
R6
40.2k
OFF ON
C2
2.2μF
5
VCC
24V
C1
10μF
R7
18.2k
M1
R5
6mΩ
+
C4
20μF
R8*
274k
* DEPENDING ON DESIRED OUTPUT
VOLTAGE, R8 MUST BE SPLIT
INTO MULTIPLE RESISTORS TO
MEET MANUFACTURER’S VOLTAGE
SPECIFICATION.
VTRANS
VCC
R9
1.13k
R1
432k
R2
475k
R4
475k
R3
432k
TO
MICRO
C1: 25V X5R OR X7R CERAMIC CAPACITOR
C2: 25V X5R OR X7R CERAMIC CAPACITOR
C3: 25V ELECTROLYTIC
C4: 330V RUBYCON PHOTOFLASH CAPACITOR
D1: VISHAY US1M 1000V
M1: FAIRCHILD FQP34N20L
R1 THROUGH R4: USE 1% 0805 RESISTORS
R5: IRC LR SERIES 2512 RESISTOR
T1: SUMIDA PS07-299, 20A TRANSFORMER
CSN
FB
DONE
FAULT
VCC
CLAMP
CHARGE
RVOUT
HVGATE
LVGATE
CSP
C5
10nF
相关PDF资料
PDF描述
LT3751IUFD#TRPBF 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
LT3751EFE 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
LT3751EUFD#TRPBF 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
LT3751EUFD 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQCC20
LT3751IFE#TRPBF 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
相关代理商/技术参数
参数描述
LT3751IUFD-TRPBF 制造商:LINER 制造商全称:Linear Technology 功能描述:Capacitor Charger Controller with Regulation
LT3754 制造商:LINER 制造商全称:Linear Technology 功能描述:16-Channel 50mA LED
LT3754EUH#PBF 功能描述:IC LED DRIVER AUTOMOTIVE 32QFN RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:6,000 系列:- 恒定电流:- 恒定电压:- 拓扑:开路漏极，PWM 输出数:4 内部驱动器:是 类型 - 主要:LED 闪烁器 类型 - 次要:- 频率:400kHz 电源电压:2.3 V ~ 5.5 V 输出电压:- 安装类型:表面贴装 封装/外壳:8-VFDFN 裸露焊盘 供应商设备封装:8-HVSON 包装:带卷 (TR) 工作温度:-40°C ~ 85°C 其它名称:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND
LT3754EUH#TRPBF 功能描述:IC LED DVR 16CH 50MA 32QFN RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:6,000 系列:- 恒定电流:- 恒定电压:- 拓扑:开路漏极，PWM 输出数:4 内部驱动器:是 类型 - 主要:LED 闪烁器 类型 - 次要:- 频率:400kHz 电源电压:2.3 V ~ 5.5 V 输出电压:- 安装类型:表面贴装 封装/外壳:8-VFDFN 裸露焊盘 供应商设备封装:8-HVSON 包装:带卷 (TR) 工作温度:-40°C ~ 85°C 其它名称:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND
LT3754EUHPBF 制造商:LINER 制造商全称:Linear Technology 功能描述:16-Channel × 50mA LED Driver
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