参数资料
型号: TC7660SEPA
元件分类: 稳压器
英文描述: SWITCHED CAPACITOR REGULATOR, 45 kHz SWITCHING FREQ-MAX, PDIP8
封装: PLASTIC, DIP-8
文件页数: 1/11页
文件大小: 95K
代理商: TC7660SEPA
TC7660S
TC7660S-14 9/16/96
EVALUATION
KIT
AVAILABLE
2001 Microchip Technology Inc.
DS21467A
FEATURES
s
Oscillator boost from 10kHz to 45kHz
s
Converts +5V Logic Supply to
±5V System
s
Wide Input Voltage Range .................... 1.5V to 12V
s
Efficient Voltage Conversion ......................... 99.9%
s
Excellent Power Efficiency ............................... 98%
s
Low Power Supply .............................. 80
A @ 5 V
IN
s
Low Cost and Easy to Use
— Only Two External Capacitors Required
s
Available in Small Outline (SOIC) Package
s
Improved ESD Protection ..................... Up to 10kV
s
No External Diode Required for High Voltage
Operation
GENERAL DESCRIPTION
The TC7660S is a pin-compatible upgrade to the Indus-
try standard TC7660 charge pump voltage converter. It
converts a +1.5V to +12V input to a corresponding -1.5V to
-12V output using only two low-cost capacitors, eliminating
inductors and their associated cost, size and EMI. Added
features include an extended supply range to 12V, and a
frequency boost pin for higher operating frequency, allowing
the use of smaller external capacitors.
The on-board oscillator operates at a nominal frequency
of 10kHz. Frequency is increased to 45kHz when pin 1 is
connected to V+. Operation below 10kHz (for lower supply
current applications) is possible by connecting an external
capacitor from OSC to ground (with pin 1 open).
The TC7660S is available in both 8-pin DIP and 8-pin
small outline (SOIC) packages in commercial and extended
temperature ranges.
FUNCTIONAL BLOCK DIAGRAM
TC7660S
GND
INTERNAL
VOLTAGE
REGULATOR
RC
OSCILLATOR
VOLTAGE–
LEVEL
TRANSLATOR
÷ 2
V + CAP +
82
7
6
OSC
LV
3
LOGIC
NETWORK
VOUT
5
CAP –
4
1
BOOST
SUPER CHARGE PUMP DC-TO-DC VOLTAGE CONVERTER
PIN CONFIGURATION (DIP AND SOIC)
1
2
3
4
8
7
6
5
TC7660SCPA
TC7660SEJA
TC7660SEPA
TC7660SCOA
TC7660SEOA
Boost
CAP +
GND
CAP –
Boost
CAP +
GND
CAP
VOUT
LOW
VOLTAGE (LV)
OSC
+
V
VOUT
LOW
VOLTAGE (LV)
OSC
+
V
1
2
3
4
8
7
6
5
ORDERING INFORMATION
Temperature
Part No.
Package
Range
TC7660SCOA
8-Pin SOIC
0
°C to +70°C
TC7660SCPA
8-Pin Plastic DIP
0
°C to +70°C
TC7660SEJA
8-Pin CerDIP
– 40
°C to +85°C
TC7660SEOA
8-Pin SOIC
– 40
°C to +85°C
TC7660SEPA
8-Pin Plastic DIP
– 40
°C to +85°C
TC7660SMJA
8-Pin CerDIP
– 55
°C to +125°C
TC7660EV
Evaluation Kit for
Charge Pump Family
相关PDF资料
PDF描述
TC7660SCOAG SWITCHED CAPACITOR REGULATOR, 45 kHz SWITCHING FREQ-MAX, PDSO8
TC7660SEOAG SWITCHED CAPACITOR REGULATOR, 45 kHz SWITCHING FREQ-MAX, PDSO8
TC7662AIJA SWITCHED CAPACITOR CONVERTER, 12 kHz SWITCHING FREQ-MAX, CDIP8
TC7662AMJA SWITCHED CAPACITOR CONVERTER, 12 kHz SWITCHING FREQ-MAX, CDIP8
TC7662AIJAG SWITCHED CAPACITOR CONVERTER, 12 kHz SWITCHING FREQ-MAX, CDIP8
相关代理商/技术参数
参数描述
TC7660SMJA 功能描述:电荷泵 High Voltage RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube
TC7662A 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:CHARGE PUMP DC-TO-DC CONVERTER
TC7662A_02 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Charge Pump DC-to-DC Converter
TC7662A_13 制造商:MICROCHIP 制造商全称:Microchip Technology 功能描述:Charge Pump DC-to-DC Converter
TC7662ACPA 功能描述:电荷泵 High Voltage RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube