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| 型号： | IR3870MTR1PBF |
| 厂商： | International Rectifier |
| 文件页数： | 1/20页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK SYNC ADJ 10A PQFN56 |
| 产品培训模块： | SupIRBuck? Family and POL Design Tools Overview |
| 产品变化通告： | (EP) Parts Discontinuation 25/May/2012 |
| 标准包装： | 1 |
| 系列： | SupIRBuck™ |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.5 V ~ 12 V |
| 输入电压： | 3 V ~ 26 V |
| 频率 - 开关： | 可调至 1MHz |
| 电流 - 输出： | 10A |
| 同步整流器： | 是 |
| 工作温度： | 0°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 17-PowerVQFN |
| 包装： | 标准包装 |
| 供应商设备封装： | PQFN（5x6） |
| 产品目录页面： | 1384 (CN2011-ZH PDF) |
| 其它名称： | IR3870MTR1PBFDKR |
PD-97392
IR3870MPBF
Sup IR Buck
TM
10A HIGHLY INTEGRATED
WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR
Features
Description
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Input Voltage Range: 3V to 26V
Output Voltage Range: 0.5V to 12V
Continuous 10A Load Capability
Constant On-Time control
Excellent Efficiency at very low output current levels
Gate drive charge pump option to maximize
efficiency at higher output current levels
The IR3870M SupIRBuck TM is an easy-to-use,
fully integrated and highly efficient DC/DC
voltage regulator. The onboard constant on time
hysteretic controller and MOSFETs make IR3870
a space-efficient solution that delivers up to 10A
of precisely controlled output voltage in 60 ° C
ambient temperature applications without airflow.
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Compensation Loop not Required
Programmable switching frequency, soft start, and
over current protection
Power Good Output
Precision Voltage Reference (0.5V, +/-1%)
Enable Input with Voltage Monitoring Capability
Pre-bias Start Up
Under/Over Voltage Fault Protection
Ultra small, low profile 5 x 6mm QFN Package
Programmable switching frequency, soft start,
and over current protection allows for a very
flexible solution suitable for many different
applications. The combination of the gate drive
charge pump option and constant on time control
allow efficiency optimization in the whole output
current range, making this device an ideal choice
for battery powered applications.
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Lead-free, halogen-free and RoHS compliant
Additional features include pre-bias startup, very
Applications
? Notebook and desktop computers
? Game consoles
precise 0.5V reference, over/under voltage shut
down, power good output, and enable input with
voltage monitoring capability.
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Consumer electronics - STB, LCD TV, Printers
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General purpose POL DC-DC Converters
Typical Notebook Application Circuit Diagram
6/2/2011
1
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相关代理商/技术参数 |
参数描述 |
|---|---|
| IR3870MTRPBF | 功能描述:直流/直流开关调节器 10A SupIRBuck Reg 1000kHz, 3.0-26V in 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 |
| IR3871MPBF | 制造商:IRF 制造商全称:International Rectifier 功能描述:8A HIGHLY INTEGRATED WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
| IR3871MTR1PBF | 功能描述:直流/直流开关调节器 8A SupIRBuck Reg 1000kHz, 3.0-26V in 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 |
| IR3871MTRPBF | 功能描述:直流/直流开关调节器 8A SupIRBuck Reg 1000kHz, 3.0-26V in 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 |
| IR3876MBF | 制造商:IRF 制造商全称:International Rectifier 功能描述:12A HIGHLY INTEGRATED WIDE-INPUT VOLTAGE, SYNCHRONOUS BUCK REGULATOR |
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