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参数资料
| 型号： | LA5779MP |
| 元件分类： | 稳压器 |
| 英文描述： | 3 A SWITCHING REGULATOR, 192 kHz SWITCHING FREQ-MAX, PSSO5 |
| 封装： | SMP-5 |
| 文件页数： | 1/4页 |
| 文件大小： | 221K |
| 代理商： | LA5779MP |
N1306 MS PC 20060411-S00008 No.A0498-1/4
■ Any and all SANYO Semiconductor products described or contained herein do not have specifications
that can handle applications that require extremely high levels of reliability, such as life-support systems,
aircraft’s control systems, or other applications whose failure can be reasonably expected to result in
serious physical and/or material damage. Consult with your SANYO Semiconductor representative
nearest you before using any SANYO Semiconductor products described or contained herein in such
applications.
■ SANYO Semiconductor assumes no responsibility for equipment failures that result from using products
at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition
ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor
products described or contained herein.
LA5779MP
Overview
The LA5779MP is a Separately-excited step-down switching regulator (variable type).
Functions
High efficiency.
Six external parts.
Time-base generator (160kHz) incorporated.
Current limiter incorporated.
Thermal shutdown circuit incorporated.
ON/OFF function.
Specifications
Absolute
Maximum Ratings at Ta = 25°C
Parameter
Symbol
Conditions
Ratings
Unit
Maximum Input voltage
VIN max
30
V
Maximum Output current
IO max
3
A
SW pin application reverse voltage
VSW
-1
V
Allowable power dissipation
Pd max
Mounted on a substrate.*
3.9
W
Operating temperature
Topr
-30 to +125
°C
Storage temperature
Tstg
-40 to +150
°C
* Specified substrate : 76.1×114.3×1.6mm
3 : Copper foil ratio 60％ FR4
Recommended Operating Conditions at Ta = 25
°C
Parameter
Symbol
Conditions
Ratings
Unit
Input voltage range
VIN
4.5 to 28
V
Monolithic Linear IC
Separately-excited Step-down
Switching Regulator
(Variable Type)
Ordering number : ENA0498
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LA5779MP-DL-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 |
| LA5779MP-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 |
| LA5779N | 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) |
| LA5795T | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC Tuner Power Supply Systems |
| LA5797M | 制造商:SANYO 制造商全称:Sanyo Semicon Device 功能描述:Monolithic Linear IC For Variable Capacitance Diodes Charge Pump Step-up Power Supply |
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