参数资料
型号: MP8650DN-Z
厂商: MONOLITHIC POWER SYSTEMS INC
元件分类: 稳压器
英文描述: 19 A SWITCHING REGULATOR, 400 kHz SWITCHING FREQ-MAX, QCC20
封装: 3 X 4 MM, MO-220VGED, QFN-20
文件页数: 7/8页
文件大小: 233K
代理商: MP8650DN-Z
MP8650 – 15A, 28V, HIGH FREQUENCY STEP-DOWN WITH SYNCHRONOUS GATE DRIVER
MP8650 Rev. 0.2
www.MonolithicPower.com
7
12/13/2007
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2007 MPS. All Rights Reserved.
External Bootstrap Diode
An external bootstrap diode may enhance the
efficiency of the regulator. The applicable
conditions of external BST diode are:
VOUT=5V or 3.3V; and
Duty cycle is high: D=
IN
OUT
V
>65%
In these cases, an external BST diode is
recommended from the output of the voltage
regulator to BST pin, as shown in Fig.2
MP8650
SW
BST
C
L
BST
C
5V or 3.3V
OUT
External BST Diode
IN4148
Figure 2—Add Optional External Bootstrap
Diode to Enhance Efficiency
The recommended external BST diode is
IN4148, and the BST cap is 0.1~1F.
相关PDF资料
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MPB037 PUSHBUTTON SWITCH, SPST, MOMENTARY, PANEL MOUNT-THREADED
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相关代理商/技术参数
参数描述
MP8666DN-LF 功能描述:开关变换器、稳压器与控制器 6A, 600kHz Step-Down w/Sync Gate Driver RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
MP8666DN-LF-Z 功能描述:开关变换器、稳压器与控制器 6A, 600kHz Step-Down w/Sync Gate Driver RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
MP8668DL-LF-P 功能描述:开关变换器、稳压器与控制器 8A, 16V, Step-Down w/LS Gate Drive RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
MP8668DL-LF-Z 功能描述:开关变换器、稳压器与控制器 8A, 16V, Step-Down w/LS Gate Drive RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel
MP8670DN-LF 功能描述:开关变换器、稳压器与控制器 6A, 30V, 420kHz Sync Step-Dwn w/Gate Drvr RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel