参数资料
型号: LTC3853IUJ#TR
厂商: LINEAR TECHNOLOGY CORP
元件分类: 稳压器
英文描述: 0.15 A DUAL SWITCHING CONTROLLER, 830 kHz SWITCHING FREQ-MAX, PQCC40
封装: 6 X 6 MM, PLASTIC, QFN-40
文件页数: 12/36页
文件大小: 1780K
代理商: LTC3853IUJ#TR
LTC3853
2
3853fa
ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage (VIN)......................... 28V to –0.3V
Topside Driver Voltages
BOOST1, BOOST2, BOOST3 .................. 34V to –0.3V
Switch Voltage (SW1, SW2, SW3)................ 28V to –5V
INTVCC, RUN1, RUN2, RUN3, PGOOD12, PGOOD3,
DRVCC12, EXTVCC, (BOOST1-SW1),
(BOOST2-SW2), (BOOST3-SW3)................. 6V to –0.3V
SENSE1+, SENSE2+, SENSE1,
SENSE2Voltages..................................... 5.7V to –0.3V
SENSE3+, SENSE3.................................... 14V to –0.3V
VFB2........................................................ 300A Max IFB2
MODE/PLLIN, ILIM,TK/SS1,
TK/SS2, TK/SS3 Voltages ..................... INTVCC to –0.3V
ITH1, ITH2, ITH3, VFB1, VFB3 Voltages ...... INTVCC to –0.3V
INTVCC Peak Output Current ................................150mA
Operating Junction Temperature Range
(Note 3).................................................. –40°C to 125°C
Storage Temperature Range................... –65°C to 125°C
(Note 1)
39
40
38 37 36 35 34 33 32 31
11
20
12 13 14 15
TOP VIEW
41
16 17 18 19
22
23
24
25
26
27
28
29
9
8
7
6
5
4
3
2
TK/SS2
TK/SS3
SNSP1
SNSN1
SNSP2
SNSN2
SNSP3
SNSN3
VFB1
ITH1
BG1
DRVCC12
BG2
SW2
TG2
BOOST2
VIN
EXTVCC
INTVCC
BG3
TK/SS1
I LIM
FREQ/PLLFLTR
MODE/PLLIN
RUN1
RUN2
RUN3
BOOST1
TG1
SW1
SGND
V FB2
I TH2
V FB3
I TH3
PGOOD3
PGOOD12
BOOST3
TG3
SW3
21
30
10
1
UJ PACKAGE
40-LEAD (6mm × 6mm) PLASTIC QFN
TJMAX = 125°C, θJA = 33°C/W
EXPOSED PAD (PIN 41) IS PGND, MUST BE SOLDERED TO PCB
PIN CONFIGURATION
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3853EUJ#PBF
LTC3853EUJ#TRPBF
LTC3853UJ
40-Lead (6mm × 6mm) Plastic QFN
–40°C to 125°C
LTC3853IUJ#PBF
LTC3853IUJ#TRPBF
LTC3853UJ
40-Lead (6mm × 6mm) Plastic QFN
–40°C to 125°C
LEAD BASED FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3853EUJ
LTC3853EUJ#TR
LTC3853UJ
40-Lead (6mm × 6mm) Plastic QFN
–40°C to 125°C
LTC3853IUJ
LTC3853IUJ#TR
LTC3853UJ
40-Lead (6mm × 6mm) Plastic QFN
–40°C to 125°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
相关PDF资料
PDF描述
LTC3853EUJ#TR 0.15 A DUAL SWITCHING CONTROLLER, 830 kHz SWITCHING FREQ-MAX, PQCC40
LTC3853EUJ 0.15 A DUAL SWITCHING CONTROLLER, 830 kHz SWITCHING FREQ-MAX, PQCC40
LTC4011EFE#PBF BATTERY CHARGE CONTROLLER, 615 kHz SWITCHING FREQ-MAX, PDSO20
LTC4075HVXEDD#TR 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
LTC4075HVXEDD 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO10
相关代理商/技术参数
参数描述
LTC3854EDDB#PBF 制造商:Linear Technology 功能描述:DP-SWREG/Controller, Cut Tape Small Footprint, Low Pin Count Synchronous Step-Do
LTC3854EDDB#TRMPBF 功能描述:IC REG CTRLR BUCK PWM CM 12-DFN 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: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)
LTC3854EDDB#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 12-DFN 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: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)
LTC3854EMSE#PBF 功能描述:IC REG CTRLR BUCK PWM CM 12-MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 特色产品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 标准包装:1 系列:PowerWise® PWM 型:电压模式 输出数:1 频率 - 最大:1MHz 占空比:81% 电源电压:4.5 V ~ 18 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:-5°C ~ 125°C 封装/外壳:32-WFQFN 裸露焊盘 包装:Digi-Reel® 产品目录页面:1303 (CN2011-ZH PDF) 其它名称:LM3754SQDKR
LTC3854EMSE#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 12-MSOP 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: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)