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| 型号： | LT3781IG#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 20/20页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR ISO PWM CM 20-SSOP |
| 标准包装： | 1,800 |
| PWM 型： | 电流模式 |
| 输出数： | 2 |
| 频率 - 最大： | 700kHz |
| 占空比： | 100% |
| 电源电压： | 8 V ~ 72 V |
| 降压： | 无 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 是 |
| 工作温度： | -40°C ~ 85°C |
| 封装/外壳： | 20-SSOP（0.209"，5.30mm 宽） |
| 包装： | 带卷 (TR) |
LT3781
RELATED PARTS
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No R SENSE Synchronous Controller
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PART NUMBER
LT1158
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LT1336
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LT1680
LT1681
LTC1696
LTC1698
LTC1735
LTC1922-1
LTC1929
LT3710
LTC3728
DESCRIPTION
Half-Bridge N-Channel MOSFET Driver
Half-Bridge N-Channel MOSFET Driver
Dual Half-Bridge N-Channel MOSFET Driver
Half-Bridge N-Channel MOSFET Driver
High Power Synchronous DC/DC Controller
High Power Step-Down Switching Regulator Controller
TM
Negative Voltage Hot Swap TM Controller
High Power DC/DC Current Mode Step-Up Controller
Dual Transistor Synchronous Foward Controller
TM
Secondary Synchronous Rectifier Controller
Synchronous Step-Down Controller
Synchronous Phase Modulated Full-Bridge Controller
2-Phase 42A Synchronous Controller
Secondary Side Synchronous Post Regulator
550kHz, Dual 2-Phase Synchronous Controller
COMMENTS
Current Limit Protection, 100% of Duty Cycle
Up to 60V Input Supply, No Shoot-Through
V IN to 60V, Good for Full-Bridge Applications
Smooth Operation at High Duty Cycle (95% to 100%)
60V Dual N-Channel MOSFET Controller
Excellent for 5V to 3.x Up to 50A
97% Efficient, 1.19V ≤ V IN ≤ 36V, 1.19V ≤ V OUT ≤ V IN
Allows Safe Board Insertion and Removal from a Live –48V Backplane,
Operates from –10V to –80V
High Side Current Sense, Up to 60V Input
Operation up to 72V Maximum
± 2% Overvoltage Threshold Protection Accuracy, Gate Drive for SCR
Crowbar or External N-Channel MOSFET Disconnect,
Monitors Two Output Voltages
Use with the LT1681, Isolated Power Supplies, Contains Voltage Merging,
Optocoupler Driver, Synchronization Circuit with the Primary Side
Current Mode, 3.5V ≤ V IN ≤ 36V, 0.5V ≤ V OUT ≤ 5V
50W to 2kW Power Supply Design, Adaptive Direct Sense ZVS
Minimizes C IN and C OUT , 4V ≤ V IN ≤ 36V, 300kHz
Generates Auxiliary Output in Isolated DC/DC Converters,
Programmable Current Limit Protection, 0.8V ± 1.5% Reference
High Frequency Reduces Size of Inductors, Minimum C IN , 4V ≤ V IN ≤ 36V,
I OUT1, 2 up to 20A
No R SENSE , ThinSOT and Hot Swap are trademarks of Linear Technology Corporation.
3781f
(408) 432-1900 FAX: (408) 434-0507 q www.linear.com
20
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
q
LT/TP 0303 2K ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2001
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LT3782 | 制造商:LINER 制造商全称:Linear Technology 功能描述:2-Phase Step-Up DC/DC Controller |
| LT3782A | 制造商:LINER 制造商全称:Linear Technology 功能描述:2-Phase Step-Up DC/DC Controller |
| LT3782AEFE | 制造商:LINER 制造商全称:Linear Technology 功能描述:2-Phase Step-Up DC/DC Controller |
| LT3782AEFE#PBF | 功能描述:IC REG CTRLR BST PWM CM 28-TSSOP 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 |
| LT3782AEFE#PBF | 制造商:Linear Technology 功能描述:Switch Regulator IC |
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