参数资料
| 型号： | LA5757TP-TL-E |
| 厂商： | ON Semiconductor |
| 文件页数： | 1/6页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK ADJ TP5HFA |
| 标准包装： | 700 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 可调至 1.255V |
| 输入电压： | 4.5 V ~ 32 V |
| 频率 - 开关： | 300kHz |
| 同步整流器： | 无 |
| 工作温度： | -30°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | TO-252-5，DPak（4 引线 + 接片），TO-252AD |
| 包装： | 带卷 (TR) |
| 供应商设备封装： | TP5HFA |
Ordering number : ENA1439
LA5757TP
Monolithic Linear IC
Separately-excited Step-down
http://onsemi.com
Switching Regulator
(Variable Type)
Overview
The LA5757TP is a separately-excited step-down switching regulator (variable type).
Features
? Output smoothing condenser can use a Low ESR condenser for the reliability improvement
? High efficiency
? Four external parts
? Time-base generator (300kHz) incorporated
? Current limiter incorporated
? Thermal shutdown circuit incorporated
? Soft start circuit incorporated
Specifications
Maximum Ratings at Ta = 25 ° C
Parameter
Input voltage
Output current
SW pin application reverse
Symbol
VIN max
IO max
VSW
Conditions
Ratings
34
1.5
-1
Unit
V
A
V
Allowable power dissipation
Operating temperature
Storage temperature
Pd max
Topr
Tstg
Mounted on a specified board*
1.1
-30 to +125
-40 to +150
W
° C
° C
* Specified board: 114.3mm × 76.1mm × 1.6mm, glass epoxy board.
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating
Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.
Recommended Operating Conditions at Ta = 25 ° C
Parameter
Input voltage range
Symbol
VIN
Conditions
Ratings
4.5 to 32
Unit
V
Semiconductor Components Industries, LLC, 2013
August, 2013
40809 MS 20090326-S00004 No.A1439-1/6
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LA5759 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC Separately-excited Step-down Switching Regulator (Variable Type) |
| LA5759-MDB-E | 功能描述:直流/直流开关调节器 SWITCHING REGULATOR RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| LA5771 | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC Separately-excited Step-down Switching Regulator (3.3V) |
| LA5771-HK-E | 功能描述:直流/直流开关调节器 RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5 |
| LA5771MP | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Separately-excited Step-down Switching Regulator (3.3V) |
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