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TC7660EOA713 PDF预览

TC7660EOA713

更新时间: 2024-01-01 15:07:42
品牌 Logo 应用领域
美国微芯 - MICROCHIP 转换器光电二极管
页数 文件大小 规格书
18页 386K
描述
Charge Pump DC-to-DC Voltage Converter

TC7660EOA713 数据手册

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TC7660  
M
Charge Pump DC-to-DC Voltage Converter  
Features  
Package Types  
• Wide Input Voltage Range: +1.5V to +10V  
• Efficient Voltage Conversion (99.9%, typ)  
• Excellent Power Efficiency (98%, typ)  
• Low Power Consumption: 80 µA (typ) @ V = 5V  
• Low Cost and Easy to Use  
- Only Two External Capacitors Required  
• Available in 8-Pin Small Outline (SOIC), 8-Pin  
PDIP and 8-Pin CERDIP Packages  
PDIP/CERDIP/SOIC  
V+  
NC  
1
2
3
4
8
7
6
5
IN  
CAP+  
GND  
OSC  
TC7660  
LOW  
VOLTAGE (LV)  
CAP-  
VOUT  
• Improved ESD Protection (3 kV HBM)  
• No External Diode Required for High-Voltage  
Operation  
General Description  
The TC7660 is a pin-compatible replacement for the  
industry standard 7660 charge pump voltage  
converter. It converts a +1.5V to +10V input to a  
corresponding -1.5V to -10V output using only two low  
cost capacitors, eliminating inductors and their  
associated cost, size and electromagnetic interference  
(EMI).  
Applications  
• RS-232 Negative Power Supply  
• Simple Conversion of +5V to ±5V Supplies  
• Voltage Multiplication V  
• Negative Supplies for Data Acquisition Systems  
and Instrumentation  
+
= ± n V  
OUT  
The on-board oscillator operates at  
a nominal  
frequency of 10 kHz. Operation below 10 kHz (for  
lower supply current applications) is possible by  
connecting an external capacitor from OSC to ground.  
The TC7660 is available in 8-Pin PDIP, 8-Pin Small  
Outline (SOIC) and 8-Pin CERDIP packages in  
commercial and extended temperature ranges.  
Functional Block Diagram  
+
+
V CAP  
8
2
Voltage  
Level  
7
6
RC  
4
5
OSC  
LV  
÷
2
CAP-  
Oscillator  
Translator  
V
OUT  
n
t
e
r
n
a
l
Voltage  
Regulator  
Logic  
Network  
TC7660  
3
GND  
2002 Microchip Technology Inc.  
DS21465B-page 1  

TC7660EOA713 替代型号

型号 品牌 替代类型 描述 数据表
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CHARGE PUMP DC-TO-DC VOLTAGE CONVERTER

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