参数资料
型号: ISL6121LIB
厂商: Intersil
文件页数: 2/11页
文件大小: 0K
描述: IC CTRLR POWER SUPPLY SGL 8-SOIC
标准包装: 98
应用: 单电源/限流控制器
电源电压: 2.5 V ~ 5.5 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
ISL6121
Simplified Block Diagram
GND
VIN
POR
Q-PUMP
OUT
OUT
Pin Descriptions
VIN
EN
CURRENT AND TEMP.
MONITORING, GATE AND
OUTPUT CONTROL
LOGIC
LOGIC
OUT
FAULT
PIN #
1
2, 3
SYMBOL
GND
VIN
FUNCTION
IC GND Reference
Chip Bias, Controlled
Supply Input, Undervoltage
DESCRIPTION
VIN provides chip bias voltage. At VIN < 2.5V chip functionality is disabled, FAULT latch
is cleared and floating. OUT is pulled and held low.
Lock-Out
4
E NABLE /
Enable / Enable Not Input
Enables chip when VIN and ENABLE > 2.5V or ENABLE < 0.6V
ENABLE
5
FAULT
Over Current Fault Indicator Overcurrent fault indicator. FAULT is disabled for 12ms after turn-on. This output is pulled
low to GND after the current limit time-out period has expired and stays latched until
ENABLE is deasserted.
6, 7, 8
VOUT
Controlled Supply Output
Voltage output, connect to load to protect. Upon an overcurrent condition VOUT is current
limited to 2A. Current limit response time is within 200 μ S. This output will remain in current
limit for approximately 12ms before being latched off.
2
FN9004.2
November 12, 2004
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