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参数资料
| 型号： | LT3742EUF#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 26/26页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM CM 24-QFN |
| 标准包装： | 2,500 |
| 系列： | PolyPhase® |
| PWM 型： | 电流模式 |
| 输出数： | 2 |
| 频率 - 最大： | 560kHz |
| 占空比： | 100% |
| 电源电压： | 4 V ~ 30 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： | 24-WFQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
LT3742
RELATED PARTS
PART NUMBER
LTC1625/LTC1775
LTC1735
LTC1778
LT3430/LT3431
DESCRIPTION
No R SENSE ? Current Mode Synchronous Step-Down
Controllers
High Efficiency Synchronous Step-Down Switching
Regulator
No R SENSE Wide Input Range Synchronous Step-Down
Controller
Monolithic 3A, 200kHz/500kHz Step-Down Regulators
COMMENTS
97% Efficiency, No Sense Resistor, 16-Pin SSOP
Output Fault Protection, 16-Pin SSOP
Up to 97% Efficiency, 4V ≤ V IN ≤ 36V, 0.8V ≤ V OUT ≤ (0.9)(V IN ),
I OUT Up to 20A
5.5V = <V IN = <60V, 0.1 Saturation Switch, 16-Lead SSOP Package
LTC3703/LTC3703-5 100V Synchronous Switching Regulator Controllers
No R SENSE , Voltage Mode Control, GN16 Package
LT3724
LT3800
LT3844
LTC3727A-1
LTC3728
LTC3729
LTC3731
LTC3773
High Voltage Current Mode Switching Regulator Controllers
High Voltage Synchronous Controller
High Voltage Current Mode Controller with Programmable
Operating Frequency
Dual, 2-Phase Synchronous Controller
2-Phase 550kHz, Dual Synchronous Step-Down Controller
20A to 200A PolyPhase ? Synchronous Controllers
3-Phase, 600kHz Synchronous Step-Down Controller
Triple Output DC/DC Synchronous Controller
V IN Up to 60V, I OUT ≤ 5A, 16-Lead TSSOP Package, Onboard Bias
Regulator, Burst Mode ? Operation, I Q < 100μA, 200kHz Operation
V IN Up to 60V, I OUT ≤ 20A, Current Mode, Onboard Bias Regulator,
Burst Mode Operation, I Q = 100μA, 16-Lead TSSOP Package
V IN Up to 60V, I OUT ≤ 5A, Onboard Bias Regulator, Burst Mode
Operation, Sync Capability, I Q = 120μA, 16-Lead TSSOP Package
Very Low Dropout; V OUT ≤ 14V
QFN and SSOP Packages, High Frequency for Smaller L and C
Expandable from 2-Phase to 12-Phase, Uses All Surface Mount
Components, No Heat Sink
0.6V ≤ V OUT ≤ 6V, 4.5V ≤ V IN ≤ 32V, I OUT ≤ 60A,
Integrated MOSFET Drivers
3-Phase Step-Down DC/DC Controller, 3.3V ≤ V IN ≤ 36V,
Fixed Frequency 160kHz to 700kHz
LTC3826/LTC3826-1 30μA I Q , Dual, 2-Phase Synchronous Step-Down Controllers 2-Phase Operation, 30μA One Channel No Load I Q (50μA Total),
4V ≤ V IN ≤ 36V, 0.8V ≤ V OUT ≤ 10V
LTC3827/LTC3827-1 Low I Q Dual Synchronous Controllers
LTC3834/LTC3834-1 Low I Q Synchronous Step-Down Controllers
LTC3835/LTC3835-1 Low I Q Synchronous Step-Down Controllers
2-Phase Operation, 115μA Total No Load I Q , 4V ≤ V IN ≤ 36V,
80μA No Load I Q with One Channel On
30μA No Load I Q , 4V ≤ V IN ≤ 36V, 0.8V ≤ V OUT ≤ 10V
80μA No Load I Q , 4V ≤ V IN ≤ 36V, 0.8V ≤ V OUT ≤ 10V
LTC3850
LT3845
Dual, 2-Phase Synchronous Step-Down DC/DC Controller
High Voltage Synchronous Step-Down Single Output
Controller
2-Phase Operation, 4V ≤ V IN ≤ 24V, 95% Efficiency,
No R SENSE Option, I OUT Up to 20A, 4mm 4mm QFN
Very Low Quiescent Current (120μA), V IN Up to 60V, Fixed Frequency
100kHz to 500kHz, Synchronizable Up to 600kHz
3742fa
26 Linear Technology Corporation
(408) 432-1900 l FAX : (408) 434-0507 www.linear.com
1630 McCarthy Blvd., Milpitas, CA 95035-7417
l
LT 0511 REV A ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2007
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相关代理商/技术参数 |
参数描述 |
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| LT3743 | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Current Synchronous Step-Down LED Driver with Three-State Control |
| LT3743_10 | 制造商:LINER 制造商全称:Linear Technology 功能描述:High Current Synchronous Step-Down LED Driver with Three-State Control |
| LT3743EFE#PBF | 功能描述:IC LED DVR HP CONST CURR 28TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:60 系列:- 恒定电流:- 恒定电压:- 拓扑:线性（LDO），PWM，升压（升压） 输出数:8 内部驱动器:是 类型 - 主要:背光 类型 - 次要:RGB，白色 LED 频率:500kHz ~ 1.5MHz 电源电压:4.75 V ~ 26 V 输出电压:45V 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:* 工作温度:-40°C ~ 85°C |
| LT3743EFE#PBF | 制造商:Linear Technology 功能描述:IC LED DRIVER BUCK TSSOP-28 |
| LT3743EFE#TRPBF | 功能描述:IC LED DVR SYNC STEPDOWN 28TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - LED 驱动器 系列:- 标准包装:6,000 系列:- 恒定电流:- 恒定电压:- 拓扑:开路漏极，PWM 输出数:4 内部驱动器:是 类型 - 主要:LED 闪烁器 类型 - 次要:- 频率:400kHz 电源电压:2.3 V ~ 5.5 V 输出电压:- 安装类型:表面贴装 封装/外壳:8-VFDFN 裸露焊盘 供应商设备封装:8-HVSON 包装:带卷 (TR) 工作温度:-40°C ~ 85°C 其它名称:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND |
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