参数资料
型号: MAX8627ETD+T
厂商: Maxim Integrated Products
文件页数: 7/14页
文件大小: 0K
描述: IC REG BOOST SYNC ADJ 1A 14TDFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
类型: 升压(升压)
输出类型: 可调式
输出数: 1
输出电压: 3 V ~ 5 V
输入电压: 0.9 V ~ 5.5 V
PWM 型: 电流模式
频率 - 开关: 1MHz
电流 - 输出: 1A
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 14-WFDFN 裸露焊盘
包装: 带卷 (TR)
供应商设备封装: 14-TDFN-EP(3x3)
MAX8627
Low V BATT , 20μA IQ, 1MHz Synchronous
Boost Converter with True Shutdown
Pin Description
PIN
1
2
3
4, 5
6, 7
8, 9
10, 11
12
13
14
Maxim Integrated
NAME
GND
FB
ON
BATT
POUT
LX
PG
AGND
ILIM
OUTS
EP
FUNCTION
Analog Ground. Connect to PG and AGND.
Voltage Feedback Input. Connect FB to the center of an external feedback network between OUTS
and GND (see the Setting the Output Voltage section). FB regulates to 1.015V (typ).
Active-High Enable Input. Connect ON to BATT or logic high for normal operation. Connect ON to
GND or logic low for True Shutdown mode.
Supply Voltage Input. Connect to the battery or a supply from 1.5V to 5.5V. Connect two 22μF
ceramic capacitors from BATT to PG.
Power Output. Connect two 22μF ceramic capacitors from POUT to PG (see the Capacitor Selection
section).
Inductor Connection. LX is high impedance in shutdown.
Power Ground. Connect to GND and AGND.
Analog Ground. Connect to GND and PG.
n-Channel Current-Limit Control. For the maximum current limit of 3.5A, connect ILIM to GND. For
lower current-limit settings, connect ILIM to a resistor-divider from POUT to GND (see the Setting the
Current Limit section).
IC Power Input. Supplied from the output. Connect OUTS to POUT.
Exposed Pad. Connect EP to GND. This does not remove the requirement for a proper ground
connection to GND.
7
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