参数资料
型号: LM2735YSD/NOPB
厂商: National Semiconductor
文件页数: 3/58页
文件大小: 0K
描述: IC REG BOOST SEPIC ADJ 2.1A 6LLP
标准包装: 1
类型: 升压(升压),Sepic
输出类型: 可调式
输出数: 1
输出电压: 3 V ~ 24 V
输入电压: 2.7 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 520kHz
电流 - 输出: 2.1A
同步整流器:
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 6-WDFN 裸露焊盘
包装: 标准包装
供应商设备封装: 6-LLP-EP(3x3)
产品目录页面: 1299 (CN2011-ZH PDF)
配用: LM2735SD3.3EVAL-ND - BOARD EVALUATION FOR LM2735
其它名称: LM2735YSDDKR
PIN DESCRIPTIONS - 5-PIN SOT-23
SNVS485F – JUNE 2007 – REVISED APRIL 2013
Pin
1
2
3
4
5
Name
SW
GND
FB
EN
VIN
Function
Output switch. Connect to the inductor, output diode.
Signal and power ground pin. Place the bottom resistor of the feedback network as close as possible to this pin.
Feedback pin. Connect FB to external resistor divider to set output voltage.
Shutdown control input. Logic high enables operation. Do not allow this pin to float or be greater than VIN + 0.3V.
Supply voltage for power stage, and input supply voltage.
PIN DESCRIPTIONS - 6-PIN WSON
Pin
1
2
3
4
5
6
DAP
Name
PGND
VIN
EN
FB
AGND
SW
GND
Function
Power ground pin. Place PGND and output capacitor GND close together.
Supply voltage for power stage, and input supply voltage.
Shutdown control input. Logic high enables operation. Do not allow this pin to float or be greater than VIN + 0.3V.
Feedback pin. Connect FB to external resistor divider to set output voltage.
Signal ground pin. Place the bottom resistor of the feedback network as close as possible to this pin & pin 4.
Output switch. Connect to the inductor, output diode.
Signal & Power ground. Connect to pin 1 & pin 5 on top layer. Place 4-6 vias from DAP to bottom layer GND plane.
PIN DESCRIPTIONS - 8-PIN MSOP-PowerPAD
Pin
1
2
3
4
5
6
7
8
DAP
Name
PGND
VIN
EN
FB
AGND
SW
GND
Function
No Connect
Power ground pin. Place PGND and output capacitor GND close together.
Supply voltage for power stage, and input supply voltage.
Shutdown control input. Logic high enables operation. Do not allow this pin to float or be greater than VIN + 0.3V.
Feedback pin. Connect FB to external resistor divider to set output voltage.
Signal ground pin. Place the bottom resistor of the feedback network as close as possible to this pin & pin 5
Output switch. Connect to the inductor, output diode.
No Connect
Signal & Power ground. Connect to pin 2 & pin 6 on top layer. Place 4-6 vias from DAP to bottom layer GND plane.
Copyright ? 2007–2013, Texas Instruments Incorporated
Product Folder Links: LM2735
3
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