参数资料
型号: LTC3829EFE#PBF
厂商: Linear Technology
文件页数: 40/40页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 38TSSOP
标准包装: 50
系列: PolyPhase®
PWM 型: 电流模式
输出数: 1
频率 - 最大: 850kHz
占空比: 94%
电源电压: 4.5 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 ~ 125°C
封装/外壳: 38-TFSOP (0.173",4.40mm 宽)裸露焊盘
包装: 管件
LTC3829
TYPICAL APPLICATION
1.2V/60A Triple Phase Converter with Active Voltage Positioning, f SW = 400kHz, R DROOP = 1.33mΩ
0.1μF
INTV CC
V IN
I TEMP
BOOST2
SENSE1 –
I LIM
MODE
FREQ
LTC3829
I TH
TK/SS
4.7μF
SW3 SW2 SW1
220pF
10k
20k
75
100k
EXTV CC SW1
BOOST1
RUN
SGND
DIFFOUT
AVP
ISET
V FB
TG1
BG1
PGND
BOOST3 SENSE1 +
TG2
SW2
BG2
IFAST
SENSE2 +
SENSE2 –
TG3
SW3
BG3
0.3μH
V IN
0.3μH
V IN
0.3μH
0.001
0.001
0.001
+
V IN
22μF 6V TO 14V
35V
× 3
V OUT
1.2V
60A
20k
100
DIFFN
DIFFP
PGOOD
CLKOUT
SENSE3 +
SENSE3 –
+
C OUT1
330μF
4V
× 6
C OUT2
100μF
6.3V
× 6
3829 TA03
RELATED PARTS
PART NUMBER
DESCRIPTION
Dual, Multiphase, Synchronous DC/DC Step-Down Controller
with Differential Remote Sense
COMMENTS
Phase-Lockable Fixed Frequency 250kHz to 770kHz,
4.5V ≤ V IN ≤ 38V, 0.8V ≤ V OUT ≤ 12.5V
Dual, Multiphase Step-Down DC/DC Controller with Differential Works with DRMOS and Power Blocks for High Current
Remote Sense and Accurate Current Share Applications
Triple Output, Multiphase Synchronous Step-Down DC/DC
Controller, R SENSE or DCR Current Sensing and Tracking
Phase-Lockable Fixed 250kHz to 750kHz Frequency,
4V ≤ V IN ≤ 24V, V OUT3 Up to 13.5V
Dual 2-Phase, High Efficiency Synchronous Step-Down DC/DC Phase-Lockable Fixed 250kHz to 780kHz Frequency,
Controller, R SENSE or DCR Current Sensing and Tracking 4V ≤ V IN ≤ 30V, 0.8V ≤ V OUT ≤ 5.25V
LTC3851/LTC3851-1
Small Footprint Wide V IN Range Synchronous Step-Down
DC/DC Controller, R SENSE or DCR Current Sensing
No R SENSE ? Wide V IN Range Synchronous Step-Down DC/DC
Controller, RS ENSE or DCR Current Sensing and Tracking
High Frequency Synchronous Voltage Mode Step-Down
DC/DC Controller
Fixed 400kHz Operating Frequency, 4.5V ≤ V IN ≤ 38V,
0.8V ≤ V OUT ≤ 5.25V, 2mm × 3mm QFN-12
Phase-Lockable Fixed 250kHz to 750kHz Frequency,
4V ≤ V IN ≤ 38V, 0.8V ≤ V OUT ≤ 5.25V, MSOP-16E,
3mm × 3mm QFN-16, SSOP-16
Fast Transient Response, t ON(MIN) = 30ns, 4V ≤ V IN ≤ 38V,
0.6V ≤ V OUT ≤ 0.8V IN , MSOP-16E, 3mm × 3mm QFN-16
No R SENSE Constant On-Time Synchronous Step-Down DC/DC Very Fast Transient Response, t ON(MIN) = 43ns, 4V ≤ V IN ≤ 38V,
Controller, No R SENSE Required 0.8V ≤ V OUT ≤ 0.9V IN , SSOP-16
No R SENSE Constant On-Time Synchronous Step-Down DC/DC Very Fast Transient Response, t ON(MIN) = 43ns, 4V ≤ V IN ≤ 38V,
Controller, No R SENSE Required 0.6V ≤ V OUT ≤ 0.9V IN , MSOP-16E, 3mm × 3mm QFN-16
3829fa
(408) 432-1900 ● FAX : (408) 434-0507 www.linear.com/LTC3829
40
Linear Technology Corporation
Formore
1630 McCarthy Blvd., Milpitas, CA 95035-7417 information www.linear.com/LTC3829
LT 0313 REV A ? PRINTED IN USA
?  LINEAR TECHNOLOGY CORPORATION 2010
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LTC3829EUHF#PBF 功能描述:IC REG CTRLR BUCK PWM CM 38-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:PolyPhase® 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)
LTC3829EUHF#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 38-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:PolyPhase® 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 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:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX
LTC3829IFE#PBF 功能描述:IC REG CTRLR BUCK PWM CM 38TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:PolyPhase® 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 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:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX
LTC3829IFE#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 38TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:PolyPhase® 标准包装:4,500 系列:PowerWise® PWM 型:控制器 输出数:1 频率 - 最大:1MHz 占空比:95% 电源电压:2.8 V ~ 5.5 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:-40°C ~ 125°C 封装/外壳:6-WDFN 裸露焊盘 包装:带卷 (TR) 配用:LM1771EVAL-ND - BOARD EVALUATION LM1771 其它名称:LM1771SSDX
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