参数资料
型号: ADP1614ACPZ-650-R7
厂商: Analog Devices Inc
文件页数: 6/20页
文件大小: 0K
描述: IC REG BOOST ADJ 4A 10LFCSP
标准包装: 1,500
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 2.5 V ~ 20 V
输入电压: 2.5 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 650kHz
电流 - 输出: 4A
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: 10-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 10-LFCSP-WD(3x3)

ADP1614
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
Data Sheet
COMP 1
10 SS
FB 2
EN 3
GND 4
GND 5
ADP1614
TOP VIEW
(Not to Scale)
9
8
7
6
CLRES/FREQ
VIN
SW
SW
NOTES
1. THE EXPOSED PAD IS NOT ELECTRICALLY
CONNECTED; CONNECT THIS PAD TO A GROUND
PLANE FOR BETTER HEAT DISTRIBUTION.
Figure 3. Pin Configuration
Table 4. Pin Function Descriptions
Pin No.
1
2
3
4, 5
6, 7
8
9
10
11
Mnemonic
COMP
FB
EN
GND
SW
VIN
CLRES/FREQ
SS
EP
Description
Compensation Input. Connect a series resistor-capacitor network from COMP to GND to compensate the
regulator.
Output Voltage Feedback Input. Connect a resistive voltage divider from the output voltage to FB to set the
regulator output voltage.
Enable Input. Drive EN low to shut down the regulator; drive EN high to turn on the regulator.
Ground.
Switching Output. Connect the power inductor from the input voltage to SW and connect the external rectifier
from SW to the output voltage to complete the step-up converter.
Main Power Supply Input. VIN powers the ADP1614 internal circuitry. Connect VIN to the input source voltage.
Bypass VIN to GND with a 10 μF or greater capacitor as close to the ADP1614 as possible.
Current-Limit Resistor (CLRES). Connect a resistor to GND to set the peak inductor current.
Frequency Setting Input (FREQ). Connect FREQ to GND to program the oscillator to 650 kHz, or connect FREQ to
VIN to program it to 1.3 MHz. Do not leave this pin floating.
Soft Start. A capacitor connected from SS to GND brings up the output slowly at power-up and reduces inrush
current.
Exposed Die Attach Pad. The exposed pad is not electrically connected; connect this pad to a ground plane for
better heat distribution.
Rev. A | Page 6 of 20
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