参数资料
型号: TC120303EHATR
厂商: Microchip Technology
文件页数: 8/14页
文件大小: 0K
描述: IC REG BUCK 3V 0.6A 8SOP
标准包装: 1,000
类型: 降压(降压)
输出类型: 固定
输出数: 1
输出电压: 3V
输入电压: 1.8 V ~ 10 V
频率 - 开关: 300kHz
电流 - 输出: 600mA
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: 8-SOIC(0.173",4.40mm 宽)
包装: 带卷 (TR)
供应商设备封装: 8-SOP
TC120
FIGURE 3-3:
SHUTDOWN CONTROL CIRCUITS
TC120XX03
V IN
CMOS
TC120XX03
Gate
SHDN
ON OFF
47K
2N2222
C SS
4.7nF
SHDN/SS
SHDN
ON OFF
R 1
C SS
SHDN/SS
a) Using an Open Collector Device
V IN
TC120XX03
R SS
SHDN/SS
C SS
c) Shutdown Not Used – with Pull-Up
b) Using a Complementary Output Device
TC120XX03
SHDN/SS
C SS
4.7nF
d) Shutdown Not Used – No Pull-Up
FIGURE 3-4:
SOFT START TIMING
Shutdown
Signal
OFF
ON
0.65V
X
SHDN/SS
0V
1.5msec
DS21365B-page 8
2002 Microchip Technology Inc.
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