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ICL7660S_05

Description
SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8
Categorysemiconductor    Analog mixed-signal IC   
File Size303KB,12 Pages
ManufacturerIntersil ( Renesas )
Websitehttp://www.intersil.com/cda/home/
Download Datasheet Parametric Compare View All

ICL7660S_05 Overview

SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8

ICL7660S_05 Parametric

Parameter NameAttribute value
Number of functions1
Number of terminals8
Rated input voltage5 V
Maximum limit input voltage12 V
Minimum limit input voltage1.5 V
Maximum operating temperature70 Cel
Minimum operating temperature0.0 Cel
Processing package descriptionPLASTIC, MS-012-AA, SOIC-8
stateACTIVE
CraftsmanshipCMOS
packaging shapeRECTANGULAR
Package SizeSMALL OUTLINE
surface mountYes
Terminal formGULL WING
Terminal spacing1.27 mm
terminal coatingTIN LEAD
Terminal locationDUAL
Packaging MaterialsPLASTIC/EPOXY
Temperature levelCOMMERCIAL
Analog IC other typesSWITCHED CAPACITOR CONVERTER
Switch configurationDOUBLER INVERTER
Maximum switching frequency35 kHz
®
ICL7660S
Data Sheet
September 6, 2005
FN3179.4
Super Voltage Converter
The ICL7660S Super Voltage Converter is a monolithic
CMOS voltage conversion IC that guarantees significant
performance advantages over other similar devices. It is a
direct replacement for the industry standard ICL7660 offering
an
extended
operating supply voltage range up to 12V, with
lower
supply current.
No external diode
is needed for the
ICL7660S. In addition, a
Frequency Boost pin
has been
incorporated to enable the user to achieve lower output
impedance despite using smaller capacitors. All
improvements are highlighted in the Electrical Specifications
section.
Critical parameters are guaranteed over the entire
commercial, industrial and military temperature ranges.
The ICL7660S performs supply voltage conversion from
positive to negative for an input range of 1.5V to 12V,
resulting in complementary output voltages of -1.5V to -12V.
Only 2 non-critical external capacitors are needed for the
charge pump and charge reservoir functions. The ICL7660S
can be connected to function as a voltage doubler and will
generate up to 22.8V with a 12V input. It can also be used as
a voltage multiplier or voltage divider.
The chip contains a series DC power supply regulator, RC
oscillator, voltage level translator, and four output power
MOS switches. The oscillator, when unloaded, oscillates at a
nominal frequency of 10kHz for an input supply voltage of
5.0V. This frequency can be lowered by the addition of an
external capacitor to the “OSC” terminal, or the oscillator
may be over-driven by an external clock.
The “LV” terminal may be tied to GND to bypass the internal
series regulator and improve low voltage (LV) operation. At
medium to high voltages (3.5V to 12V), the LV pin is left
floating to prevent device latchup.
Features
• Guaranteed Lower Max Supply Current for All
Temperature Ranges
• Wide Operating Voltage Range 1.5V to 12V
• 100% Tested at 3V
• No External Diode Over Full Temperature and Voltage
Range
• Boost Pin (Pin 1) for Higher Switching Frequency
• Guaranteed Minimum Power Efficiency of 96%
• Improved Minimum Open Circuit Voltage Conversion
Efficiency of 99%
• Improved SCR Latchup Protection
• Simple Conversion of +5V Logic Supply to
±5V
Supplies
• Simple Voltage Multiplication V
OUT
= (-)nV
IN
• Easy to Use - Requires Only 2 External Non-Critical
Passive Components
• Improved Direct Replacement for Industry Standard
ICL7660 and Other Second Source Devices
• Pb-Free Plus Anneal Available (RoHS Compliant)
Applications
• Simple Conversion of +5V to
±5V
Supplies
• Voltage Multiplication V
OUT
=
±nV
IN
• Negative Supplies for Data Acquisition Systems and
Instrumentation
• RS232 Power Supplies
• Supply Splitter, V
OUT
=
±V
S
/2
Pinout
ICL7660S (PDIP, SOIC)
TOP VIEW
BOOST
CAP+
GND
CAP-
1
2
3
4
8
7
6
5
V+
OSC
LV
V
OUT
1
CAUTION: These devices are sensitive to electrostatic discharge; follow proper IC Handling Procedures.
1-888-INTERSIL or1-888-468-3774
|
Intersil (and design) is a registered trademark of Intersil Americas Inc.
Copyright © Intersil Americas Inc. 2004, 2005. All Rights Reserved
All other trademarks mentioned are the property of their respective owners.

ICL7660S_05 Related Products

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Description SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8 SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8 SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8 SWITCHED CAPACITOR CONVERTER, 17.5 kHz SWITCHING FREQ-MAX, PDSO8 SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDIP8 Super Voltage Converter; PDIP8, SOIC8; Temp Range: See Datasheet SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8 SWITCHED CAPACITOR CONVERTER, 35 kHz SWITCHING FREQ-MAX, PDSO8 SWITCHED CAPACITOR CONVERTER Super Voltage Converter; PDIP8, SOIC8; Temp Range: See Datasheet
Number of functions 1 1 1 1 1 1 1 1 - 1
Number of terminals 8 8 8 8 8 8 8 8 - 8
Rated input voltage 5 V 5 V 5 V - 5 V - 5 V 5 V - -
Maximum limit input voltage 12 V 12 V 12 V 12 V 12 V - 12 V 12 V - -
Minimum limit input voltage 1.5 V 1.5 V 1.5 V 1.5 V 1.5 V - 1.5 V 1.5 V - -
Maximum operating temperature 70 Cel 70 Cel 70 Cel 70 Cel 85 Cel 85 °C 85 Cel 70 Cel - 70 °C
Minimum operating temperature 0.0 Cel 0.0 Cel 0.0 Cel 0.0 Cel -40 Cel -40 °C -40 Cel 0.0 Cel - -
Processing package description PLASTIC, MS-012-AA, SOIC-8 PLASTIC, MS-012-AA, SOIC-8 PLASTIC, MS-012-AA, SOIC-8 - ROHS COMPLIANT, Plastic, MS-001-BA, DIP-8 - ROHS COMPLIANT, Plastic, MS-012-AA, SOIC-8 PLASTIC, MS-012-AA, SOIC-8 - -
state ACTIVE ACTIVE ACTIVE TRANSFERRED ACTIVE - ACTIVE ACTIVE ACTIVE -
Craftsmanship CMOS CMOS CMOS CMOS CMOS - CMOS CMOS - -
packaging shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR Rectangle - Rectangle RECTANGULAR - -
Package Size SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE IN-line - SMALL OUTLINE SMALL OUTLINE - -
surface mount Yes Yes Yes Yes - NO Yes Yes - NO
Terminal form GULL WING GULL WING GULL WING GULL WING THROUGH-hole THROUGH-HOLE GULL WING GULL WING - THROUGH-HOLE
Terminal spacing 1.27 mm 1.27 mm 1.27 mm - 2.54 mm - 1.27 mm 1.27 mm - -
terminal coating TIN LEAD TIN LEAD TIN LEAD - MATTE Tin - MATTE Tin TIN LEAD - -
Terminal location DUAL DUAL DUAL DUAL pair DUAL pair DUAL - DUAL
Packaging Materials PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY Plastic/Epoxy - Plastic/Epoxy PLASTIC/EPOXY - -
Temperature level COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL COMMERCIAL - COMMERCIAL
Analog IC other types SWITCHED CAPACITOR CONVERTER SWITCHED CAPACITOR CONVERTER SWITCHED CAPACITOR CONVERTER SWITCHED CAPACITOR CONVERTER switched capacitor converter - switched capacitor converter SWITCHED CAPACITOR CONVERTER switched capacitor converter -
Switch configuration DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER Frequency multiplier INVERTER DOUBLER INVERTER Frequency multiplier INVERTER DOUBLER INVERTER - DOUBLER INVERTER
Maximum switching frequency 35 kHz 35 kHz 35 kHz 17.5 kHz 35 kHz 35 kHz 35 kHz 35 kHz - 35 kHz
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