参数资料
型号: LTC3851EGN#PBF
厂商: Linear Technology
文件页数: 2/28页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 16-SSOP
产品培训模块: LTC3851 Single Output DC/DC Switching Regulator Controller
特色产品: Wide Input Voltage Range Synchronous Step-Down DC/DC Controller
标准包装: 100
PWM 型: 电流模式
输出数: 1
频率 - 最大: 790kHz
占空比: 99%
电源电压: 4 V ~ 38 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
包装: 管件
产品目录页面: 1336 (CN2011-ZH PDF)
LTC3851
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Supply Voltage (V IN ) ......................... 40V to –0.3V
Topside Driver Voltage (BOOST) ................ 46V to –0.3V
Switch Voltage (SW) ..................................... 40V to –5V
INTV CC , (BOOST – SW), RUN ...................... 6V to –0.3V
TK/SS, I LIM ............................................ INTV CC to –0.3V
SENSE + , SENSE – .......................................... 6V to –0.3V
MODE/PLLIN, FREQ/PLLFLTR ............... INTV CC to –0.3V
I TH , V FB Voltages .......................................... 3V to –0.3V
INTV CC Peak Output Current ..................................50mA
Operating Temperature Range (Note 2).. –40°C to 125°C
Junction Temperature (Note 3) ............................. 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec)
GN/MSE ............................................................ 300°C
PIN CONFIGURATION
TOP VIEW
TOP VIEW
MODE/PLLIN
1
16 SW
TOP VIEW
FREQ/PLLFLTR
2
15 TG
MODE/PLLIN
FREQ/PLLFLTR
1
2
16
15
SW
TG
16 15 14 13
RUN
TK/SS
I TH
FB
3
4
5
6
14 BOOST
13 V IN
12 INTV CC
11 BG
RUN
TK/SS
I TH
FB
SENSE –
SENSE +
3
4
5
6
7
8
17
14
13
12
11
10
9
BOOST
V IN
INTV CC
BG
GND
I LIM
RUN 1
TK/SS 2
I TH 3
FB 4
17
12 BOOST
11 V IN
10 INTV CC
9 BG
SENSE –
SENSE +
7
8
10 GND
9 I LIM
MSE PACKAGE
16-LEAD PLASTIC MSOP
T JMAX = 125°C, θ JA = 35°C/W TO 40°C/W
5
6
7
8
GN PACKAGE
16-LEAD PLASTIC SSOP NARROW
T JMAX = 125°C, θ JA = 110°C/W
EXPOSED PAD (PIN 17) IS GND,
MUST BE SOLDERED TO PCB
UD PACKAGE
16-LEAD (3mm 3mm) PLASTIC QFN
T JMAX = 125°C, θ JA = 68°C/W, θ JC = 4.2°C/W
EXPOSED PAD (PIN 17) IS GND,
MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
LTC3851EGN#PBF
LTC3851IGN#PBF
LTC3851EMSE#PBF
LTC3851IMSE#PBF
LTC3851EUD#PBF
LTC3851IUD#PBF
TAPE AND REEL
LTC3851EGN#TRPBF
LTC3851IGN#TRPBF
LTC3851EMSE#TRPBF
LTC3851IMSE#TRPBF
LTC3851EUD#TRPBF
LTC3851IUD#TRPBF
PART MARKING *
3851
3851
3851
3851
LCXN
LCXN
PACKAGE DESCRIPTION
16-Lead Plastic SSOP
16-Lead Plastic SSOP
16-Lead Plastic MSOP
16-Lead Plastic MSOP
16-Lead (3mm × 3mm) Plastic QFN
16-Lead (3mm × 3mm) Plastic QFN
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges. *The temperature grade is identi?ed by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based ?nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speci?cations, go to: http://www.linear.com/tapeandreel/
3851fb
2
相关PDF资料
PDF描述
LTC3851EMSE-1#PBF IC REG CTRLR BUCK PWM CM 16-MSOP
LTC3852EUDD#PBF IC REG CTRLR DOUBLER PWM 24-QFN
LTC3853EUJ#PBF IC REG CTRLR BUCK PWM CM 40-QFN
LTC3854EMSE#PBF IC REG CTRLR BUCK PWM CM 12-MSOP
LTC3855IUJ#PBF IC REG CTRLR BUCK PWM CM 40-QFN
相关代理商/技术参数
参数描述
LTC3851EMSE#PBF 功能描述:IC REG CTRLR BUCK PWM CM 16-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
LTC3851EMSE#PBF 制造商:Linear Technology 功能描述:Switch Regulator IC 制造商:Linear Technology 功能描述:IC SYNC STEP-DOWN REGULATOR CTRL MSOP-16
LTC3851EMSE#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 16-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)
LTC3851EMSE-1#PBF 功能描述:IC REG CTRLR BUCK PWM CM 16-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
LTC3851EMSE-1#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 16-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)