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LTC1046IS8

Description
0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8
CategoryPower/power management    The power supply circuit   
File Size176KB,12 Pages
ManufacturerLinear ( ADI )
Websitehttp://www.analog.com/cn/index.html
Related ProductsFound12parts with similar functions to LTC1046IS8
Download Datasheet Parametric Compare View All

LTC1046IS8 Overview

0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8

LTC1046IS8 Parametric

Parameter NameAttribute value
Brand NameLinear Technology
Is it Rohs certified?incompatible
MakerLinear ( ADI )
Parts packaging codeSOIC
package instructionPLASTIC, SOIC-8
Contacts8
Manufacturer packaging codeS8
Reach Compliance Code_compli
ECCN codeEAR99
Is SamacsysN
Analog Integrated Circuits - Other TypesSWITCHED CAPACITOR CONVERTER
Maximum input voltage6 V
Minimum input voltage1.5 V
JESD-30 codeR-PDSO-G8
JESD-609 codee0
length4.9 mm
Humidity sensitivity level1
Number of functions1
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Maximum output current0.05 A
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)235
Certification statusNot Qualified
Maximum seat height1.75 mm
Maximum supply current (Isup)0.3 mA
surface mountYES
Switch configurationDOUBLER INVERTER
Maximum switching frequency30 kHz
technologyCMOS
Temperature levelINDUSTRIAL
Terminal surfaceTin/Lead (Sn/Pb)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperature20
width3.9 mm
Base Number Matches1
LTC1046
“Inductorless”
5V to – 5V Converter
FEATURES
s
s
s
s
s
s
DESCRIPTIO
s
s
s
s
50mA Output Current
Plug-In Compatible with ICL7660/LTC1044
R
OUT
= 35Ω Maximum
300µA Maximum No Load Supply Current at 5V
Boost Pin (Pin 1) for Higher Switching Frequency
97% Minimum Open-Circuit Voltage Conversion
Efficiency
95% Minimum Power Conversion Efficiency
Wide Operating Supply Voltage Range: 1.5V to 6V
Easy to Use
Low Cost
The LTC
®
1046 is a 50mA monolithic CMOS switched
capacitor voltage converter. It plugs in for ICL7660/
LTC1044 in 5V applications where more output current is
needed. The device is optimized to provide high current
capability for input voltages of 6V or less. It trades off
operating voltage to get higher output current. The
LTC1046 provides several voltage conversion functions:
the input voltage can be inverted (V
OUT
= – V
IN
), divided
(V
OUT
=V
IN/
2) or multiplied (V
OUT
=
±
nV
IN
).
Designed to be pin-for-pin and functionally compatible
with the ICL7660 and LTC1044, the LTC1046 provides 2.5
times the output drive capability.
, LTC and LT are registered trademarks of Linear Technology Corporation.
APPLICATIO S
s
s
s
Conversion of 5V to
±
5V Supplies
Precise Voltage Division, V
OUT
= V
IN
/2
Supply Splitter, V
OUT
=
±
V
S
/2
TYPICAL APPLICATIO
Output Voltage vs Load Current for V
+
= 5V
–5
Generating – 5V from 5V
–4
OUTPUT VOLTAGE (V)
LTC1046
1
2
BOOST
CAP
+
GND
CAP
8
V
+
OSC
LV
V
OUT
7
6
5
–5V INPUT
10µF
5V INPUT
–3
ICL7660/LTC1044,
R
OUT
= 55Ω
LTC1046,
R
OUT
= 27Ω
+
10µF
3
4
–2
–1
1046 TA01
0
0
10
20
30
40
LOAD CURRENT, I
L
(mA)
50
1046 TA02
U
T
A
= 25°C
+
U
U
1

LTC1046IS8 Related Products

LTC1046IS8 LTC1046MJ8 LTC1046M LTC1046I LTC1046IN8 LTC1046CN8 LTC1046CS8 LTC1046C LTC1046
Description 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8 0.05 A SWITCHED CAPACITOR CONVERTER, 30 kHz SWITCHING FREQ-MAX, PDSO8
Number of functions 1 1 1 1 1 1 1 1 1
Number of terminals 8 8 8 8 8 8 8 8 8
Maximum operating temperature 85 °C 125 °C 70 Cel 70 Cel 85 °C 70 °C 70 °C 70 Cel 70 Cel
Minimum operating temperature -40 °C -55 °C 0.0 Cel 0.0 Cel -40 °C - - 0.0 Cel 0.0 Cel
Maximum output current 0.05 A 0.05 A 0.0500 A 0.0500 A 0.05 A 0.05 A 0.05 A 0.0500 A 0.0500 A
surface mount YES NO Yes Yes NO NO YES Yes Yes
Switch configuration DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER DOUBLER INVERTER
Maximum switching frequency 30 kHz 30 kHz 30 kHz 30 kHz 30 kHz 30 kHz 30 kHz 30 kHz 30 kHz
Temperature level INDUSTRIAL MILITARY COMMERCIAL COMMERCIAL INDUSTRIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL
Terminal form GULL WING THROUGH-HOLE GULL WING GULL WING THROUGH-HOLE THROUGH-HOLE GULL WING GULL WING GULL WING
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
Is it Rohs certified? incompatible incompatible - - incompatible incompatible incompatible - -
Maker Linear ( ADI ) Linear ( ADI ) - - Linear ( ADI ) Linear ( ADI ) Linear ( ADI ) - -
Parts packaging code SOIC DIP - - DIP DIP SOIC - -
package instruction PLASTIC, SOIC-8 0.300 INCH, HERMETIC SEALED, CERDIP-8 - - DIP, DIP8,.3 DIP, DIP8,.3 SOP, SOP8,.25 - -
Contacts 8 8 - - 8 8 8 - -
Reach Compliance Code _compli compli - - _compli _compli _compli - -
ECCN code EAR99 EAR99 - - EAR99 EAR99 EAR99 - -
Is Samacsys N N - - N N N - -
Analog Integrated Circuits - Other Types SWITCHED CAPACITOR CONVERTER SWITCHED CAPACITOR CONVERTER - - SWITCHED CAPACITOR CONVERTER SWITCHED CAPACITOR CONVERTER SWITCHED CAPACITOR CONVERTER - -
Maximum input voltage 6 V 6 V - - 6 V 6 V 6 V - -
Minimum input voltage 1.5 V 1.5 V - - 1.5 V 1.5 V 1.5 V - -
JESD-30 code R-PDSO-G8 R-GDIP-T8 - - R-PDIP-T8 R-PDIP-T8 R-PDSO-G8 - -
JESD-609 code e0 e0 - - e0 e0 e0 - -
Package body material PLASTIC/EPOXY CERAMIC, GLASS-SEALED - - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY - -
encapsulated code SOP DIP - - DIP DIP SOP - -
Encapsulate equivalent code SOP8,.25 DIP8,.3 - - DIP8,.3 DIP8,.3 SOP8,.25 - -
Package shape RECTANGULAR RECTANGULAR - - RECTANGULAR RECTANGULAR RECTANGULAR - -
Package form SMALL OUTLINE IN-LINE - - IN-LINE IN-LINE SMALL OUTLINE - -
Peak Reflow Temperature (Celsius) 235 NOT SPECIFIED - - NOT SPECIFIED NOT SPECIFIED 235 - -
Certification status Not Qualified Not Qualified - - Not Qualified Not Qualified Not Qualified - -
Maximum seat height 1.75 mm 5.08 mm - - 4.445 mm 4.445 mm 1.75 mm - -
technology CMOS CMOS - - CMOS CMOS CMOS - -
Terminal surface Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) - - Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) - -
Terminal pitch 1.27 mm 2.54 mm - - 2.54 mm 2.54 mm 1.27 mm - -
Maximum time at peak reflow temperature 20 NOT SPECIFIED - - NOT SPECIFIED NOT SPECIFIED 20 - -
width 3.9 mm 7.62 mm - - 7.62 mm 7.62 mm 3.9 mm - -
Base Number Matches 1 1 - - 1 1 1 - -

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