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参数资料
| 型号： | TC120333EHATR |
| 元件分类： | 稳压器 |
| 英文描述： | 0.7 A SWITCHING REGULATOR, 345 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封装： | SOP, 8 PIN |
| 文件页数： | 8/10页 |
| 文件大小： | 80K |
| 代理商： | TC120333EHATR |
7
TC120
PWM/PFM STEP-DOWN COMBINATION
REGULATOR/CONTROLLER
TC120-1 7/27/99
Figure 5. Shutdown Control Circuits
SHDN/SS
TC120xx03
CSS
SHDN/SS
TC120xx03
CSS
SHDN/SS
TC120xx03
CSS
4.7 nF
SHDN/SS
TC120xx03
RSS
VIN
SHDN
ON OFF
SHDN
ON OFF
47K
2N2222
CSS
4.7 nF
R1
VIN
CMOS
Gate
a) Using an Open Collector Device
b) Using a Complementary Output Device
c) Shutdown Not Used — with Pull-Up
d) Shutdown Not Used — No Pull-Up
The Table below summarizes the jumper connections
for different modes of operation of the TC120.
MODE
J1
J2
J3
J4
Shutdown
VIN
––
–
Internal Switching without Inverting Charge Pump
GROUND
INT
OPEN
Internal Switching with Inverting Charge Pump
GROUND
INT
IN
OPEN
Normal External Switching (Via EXT)
GROUND
EXT
OUT
OPEN
Extended External Switching (Via EXTW)
GROUND
EXT
OPEN
EXTW
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相关代理商/技术参数 |
参数描述 |
|---|---|
| TC120503EHA | 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:PWM/PFM Step-Down Combination Regulator/Controller |
| TC120503EHATR | 功能描述:开关变换器、稳压器与控制器 PWM/PFM Step-Down RoHS:否 制造商:Texas Instruments 输出电压:1.2 V to 10 V 输出电流:300 mA 输出功率: 输入电压:3 V to 17 V 开关频率:1 MHz 工作温度范围: 安装风格:SMD/SMT 封装 / 箱体:WSON-8 封装:Reel |
| TC1207D-100M | 制造商:PRODUCTWELL 制造商全称:PRODUCTWELL 功能描述:TOROID INDUCTORS |
| TC1207D-320M | 制造商:PRODUCTWELL 制造商全称:PRODUCTWELL 功能描述:TOROID INDUCTORS |
| TC1210A | 制造商:Thomas & Betts 功能描述:Fittings Connector 4inch Steel |
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