參數(shù)資料
型號: LTC3766MPUFD#TRPBF
廠商: LINEAR TECHNOLOGY CORP
元件分類: 穩(wěn)壓器
英文描述: SWITCHING CONTROLLER, 316 kHz SWITCHING FREQ-MAX, PQCC28
封裝: 4 X 5 MM, LEAD FREE, PLASTIC, MO-220, QFN-28
文件頁數(shù): 57/60頁
文件大?。?/td> 607K
代理商: LTC3766MPUFD#TRPBF
LTC3766
60
3766f
LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 FAX: (408) 434-0507 www.linear.com
LINEAR TECHNOLOGY CORPORATION 2011
LT 0711 PRINTED IN USA
RELATED PARTS
TYPICAL APPLICATION
PART NUMBER
DESCRIPTION
COMMENTS
LTC3765
Active Clamp Forward Controller and Gate Driver
Direct Flux Limit, Supports Self-Starting Secondary Forward Control, Works
in Conjuction with LTC3766
LTC3705/LTC3726
2-Switch Synchronous Forward No Opto Isolated
Controller Chip Set
Self-Starting Architecture Eliminates Need for Bias Voltage on Primary Side
LT1952/LT1952-1
Isolated Synchronous Forward Active Clamp
Contollers
Suitable for Medium Power 12V, 24V and 48V Input Applications, Adjustable
Synchronous Rectification Timing
LTC3723/LTC3723-2
Synchronous Push-Pull and Full-Bridge
Controllers
High Efficiency with On-Chip MOSFET Drivers, Adjustable Synchronous
Rectification Timing
LTC3721-1/LTC3721-2 Nonsynchronous Push-Pull and Full-Bridge
Controllers
Minimizes External Components, On-Chip MOSFET Drivers
LTC3722/LTC3722-2
Synchronous Isolated Full-Bridge Controllers
Adaptive or Manual Delay Control for Zero Voltage Switching, Adjustable
Synchronous Rectification Timing
36V-72V to 3.3V/20A Nonisolated Resonant-Reset Forward Converter
+
Si2328DS
(SOT23)
BSC320N20NS3
NDRV
FS/SYNC
ITH
SS
IS–
IS+ PT+
VAUX
FG
SW SG
33nF
1F
16V
0.1F
50V
1nF
VCC
VIN
RUN
VSOUT
FB
VS–
VS+
REGSD
0.22F
1.5nF
200V
NPO
VIN
36V TO 72V
47pF
2.2nF
–SENSE
+SENSE
8.62k
16.2k
16.5k
1/4W
100
15m
1W
100
L2
1mH
L1
0.85H
2.4
1/4W
L1: PULSE PA1294.910NL
L2: COOPER SD25-102
T1: PULSE PA0810.006NL
1nF
50V
210k
7.87k
GND PGND
LTC3766
330pF
VSEC SGD
49.9k
MODE
20.5k
6.2k
1.82k
100
3766 TA07
100
IPK
2.2F
100V
×3
1F
12T
6T
2T
T1
BAT54
BSC0901NS
VOUT
3.3V
20A
220F
6.3V
100F
6.3V
×2
Load Step
Efficiency vs Load Current
Start-Up
LOAD CURRENT (A)
6
86
EFFICIENCY
(%)
88
90
92
94
8
10
12
14
3766 TA07b
16
18
20
VIN = 36V
VIN = 48V
VIN = 72V
VOUT
1V/DIV
IL
5A/DIV
1ms/DIV
3766 TA07c
VIN = 48V
VOUT = 3.3V
RLOAD = 0.22
VOUT
200mV/DIV
IOUT
5A/DIV
20s/DIV
3766 TA07d
VIN = 48V
VOUT = 3.3V
LOAD STEP = 10A TO 20A
相關(guān)PDF資料
PDF描述
LTC3766IGN#TRPBF SWITCHING CONTROLLER, 316 kHz SWITCHING FREQ-MAX, PDSO28
LTC3766MPUFD#PBF SWITCHING CONTROLLER, 316 kHz SWITCHING FREQ-MAX, PQCC28
LTC3766EUFD#PBF SWITCHING CONTROLLER, 316 kHz SWITCHING FREQ-MAX, PQCC28
LTC3805EDD SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10
LTC3805EMSE SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LTC3770EG 制造商:Linear Technology 功能描述:LDO Cntrlr SYNC BUCK REG 0.6V to 32V 28-Pin SSOP
LTC3770EG#PBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
LTC3770EG#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 28-SSOP RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
LTC3770EUH#PBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:24-WQFN 裸露焊盤 包裝:帶卷 (TR)
LTC3770EUH#TRPBF 功能描述:IC REG CTRLR BUCK PWM CM 32-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標(biāo)準包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:500kHz 占空比:96% 電源電壓:4 V ~ 36 V 降壓:無 升壓:是 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 125°C 封裝/外殼:24-WQFN 裸露焊盤 包裝:帶卷 (TR)