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MAX765ESA+

Description
voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter
CategoryPower/power management    The power supply circuit   
File Size130KB,12 Pages
ManufacturerMaxim
Websitehttps://www.maximintegrated.com/en.html
Environmental Compliance
Download Datasheet Download user manual Parametric Compare View All

MAX765ESA+ Overview

voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter

MAX765ESA+ Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
MakerMaxim
Parts packaging codeSOIC
package instructionSOP, SOP8,.25
Contacts8
Reach Compliance Codecompliant
ECCN codeEAR99
Factory Lead Time6 weeks
Samacsys DescriptionDC-DC Converter Step Up/Step Down Single
Analog Integrated Circuits - Other TypesSWITCHING REGULATOR
control modeCURRENT-MODE
Control TechnologyPULSE FREQUENCY MODULATION
Maximum input voltage16 V
Minimum input voltage3 V
JESD-30 codeR-PDSO-G8
JESD-609 codee3
length4.9 mm
Humidity sensitivity level1
Number of functions1
Number of terminals8
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Maximum output current1.5 A
Nominal output voltage-12 V
Package body materialPLASTIC/EPOXY
encapsulated codeSOP
Encapsulate equivalent codeSOP8,.25
Package shapeRECTANGULAR
Package formSMALL OUTLINE
Peak Reflow Temperature (Celsius)260
Certification statusNot Qualified
Maximum seat height1.75 mm
Maximum supply current (Isup)0.12 mA
surface mountYES
Switch configurationBUCK-BOOST
Maximum switching frequency300 kHz
technologyBICMOS
Temperature levelINDUSTRIAL
Terminal surfaceMatte Tin (Sn)
Terminal formGULL WING
Terminal pitch1.27 mm
Terminal locationDUAL
Maximum time at peak reflow temperatureNOT SPECIFIED
width3.9 mm
19-0176; Rev 0; 6/94
Kit
tion e
lua
l
Eva vailab
A
-5V/-12V/-15V or Adjustable,
High-Efficiency, Low I
Q
DC-DC Inverters
____________________________Features
o
High Efficiency for a Wide Range of Load Currents
o
250mA Output Current
o
120µA Max Supply Current
o
5µA Max Shutdown Current
o
3V to 16V Input Voltage Range
o
-5V (MAX764), -12V (MAX765), -15V (MAX766),
or Adjustable Output from -1V to -16V
o
Current-Limited PFM Control Scheme
o
300kHz Switching Frequency
o
Internal, P-Channel Power MOSFET
_______________General Description
The MAX764/MAX765/MAX766 inverting switching regu-
lators are highly efficient over a wide range of load cur-
rents, delivering up to 1.5W. A unique, current-limited,
pulse-frequency-modulated (PFM) control scheme com-
bines the benefits of traditional PFM converters with the
benefits of pulse-width-modulated (PWM) converters.
Like PWM converters, the MAX764/MAX765/MAX766 are
highly efficient at heavy loads. Yet because they are PFM
devices, they use less than 120µA of supply current (vs.
2mA to 10mA for a PWM device).
The input voltage range is 3V to 16V. The output volt-
age is preset at -5V (MAX764), -12V (MAX765), or -15V
(MAX766); it can also be adjusted from -1V to -16V
using two external resistors (Dual Mode
TM
). The maxi-
mum operating V
IN
- V
OUT
differential is 20V.
These devices use miniature external components; their
high switching frequencies (up to 300kHz) allow for less
than 5mm diameter surface-mount magnetics. A stan-
dard 47µH inductor is ideal for most applications, so no
magnetics design is necessary.
An internal power MOSFET makes the MAX764/MAX765/
MAX766 ideal for minimum component count, low- and
medium-power applications. For increased output drive
capability or higher output voltages, use the
MAX774/MAX775/MAX776 or MAX1774, which drive an
external power P-channel MOSFET for loads up to 5W.
MAX764/MAX765/MAX766
______________Ordering Information
PART
MAX764CPA
MAX764CSA
MAX764C/D
MAX764EPA
MAX764ESA
MAX764MJA
MAX765CPA
MAX765CSA
MAX765C/D
MAX765EPA
MAX765ESA
MAX765MJA
TEMP. RANGE
0°C to +70°C
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
0°C to +70°C
0°C to +70°C
0°C to +70°C
-40°C to +85°C
-40°C to +85°C
-55°C to +125°C
PIN-PACKAGE
8 Plastic DIP
8 SO
Dice*
8 Plastic DIP
8 SO
8 CERDIP**
8 Plastic DIP
8 SO
Dice*
8 Plastic DIP
8 SO
8 CERDIP**
________________________Applications
LCD-Bias Generators
Portable Instruments
LAN Adapters
Remote Data-Acquisition Systems
Battery-Powered Applications
Ordering Information continued on last page.
* Dice are tested at T
A
= +25°C, DC parameters only.
**Contact factory for availability and processing to MIL-STD-883.
__________Typical Operating Circuit
INPUT
3V TO 15V
V+
LX
__________________Pin Configuration
TOP VIEW
OUTPUT
-5V
OUT
FB
1
2
8
LX
V+
V+
GND
MAX764
ON/OFF
SHDN
47µH
SHDN
3
REF
4
MAX764
MAX765
MAX766
7
6
5
REF
FB
GND
OUT
DIP/SO
________________________________________________________________
Maxim Integrated Products
1
Call toll free 1-800-998-8800 for free samples or literature.

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Description voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter voltage regulators - switching regulators 5/12/15/adjv DC/DC inverter
Is it lead-free? Lead free Lead free Lead free Lead free Lead free Lead free Lead free Lead free Lead free Lead free
Is it Rohs certified? conform to conform to conform to conform to conform to conform to conform to conform to conform to conform to
Parts packaging code SOIC SOIC DIP DIP SOIC SOIC SOIC SOIC SOIC DIP
package instruction SOP, SOP8,.25 SOP, SOP8,.25 DIP, DIP8,.3 DIP, DIP8,.3 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 SOP, SOP8,.25 DIP, DIP8,.3
Contacts 8 8 8 8 8 8 8 8 8 8
Reach Compliance Code compliant compli compli compli compli compli compli compliant compliant compliant
ECCN code EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
Analog Integrated Circuits - Other Types SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR SWITCHING REGULATOR
control mode CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE CURRENT-MODE
Control Technology PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION PULSE FREQUENCY MODULATION
Maximum input voltage 16 V 16 V 16 V 16 V 16 V 16 V 16 V 16 V 16 V 16 V
Minimum input voltage 3 V 3 V 3 V 3 V 3 V 3 V 3 V 3 V 3 V 3 V
JESD-30 code R-PDSO-G8 R-PDSO-G8 R-PDIP-T8 R-PDIP-T8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDIP-T8
JESD-609 code e3 e3 e3 e3 e3 e3 e3 e3 e3 e3
length 4.9 mm 4.9 mm 9.375 mm 9.375 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 4.9 mm 9.375 mm
Humidity sensitivity level 1 1 1 1 1 1 1 1 1 1
Number of functions 1 1 1 1 1 1 1 1 1 1
Number of terminals 8 8 8 8 8 8 8 8 8 8
Maximum operating temperature 85 °C 85 °C 70 °C 70 °C 70 °C 70 °C 85 °C 85 °C 70 °C 70 °C
Maximum output current 1.5 A 1.5 A 1.5 A 1.5 A 1.5 A 1.5 A 1.5 A 1.5 A 1.5 A 1.5 A
Nominal output voltage -12 V -15 V -5 V -15 V -15 V -15 V -15 V -5 V -12 V -12 V
Package body material PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
encapsulated code SOP SOP DIP DIP SOP SOP SOP SOP SOP DIP
Encapsulate equivalent code SOP8,.25 SOP8,.25 DIP8,.3 DIP8,.3 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 SOP8,.25 DIP8,.3
Package shape RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
Package form SMALL OUTLINE SMALL OUTLINE IN-LINE IN-LINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE SMALL OUTLINE IN-LINE
Peak Reflow Temperature (Celsius) 260 260 260 260 260 260 260 260 260 260
Certification status Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
Maximum seat height 1.75 mm 1.75 mm 4.572 mm 4.572 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 1.75 mm 4.572 mm
Maximum supply current (Isup) 0.12 mA 0.12 mA 0.12 mA 0.12 mA 0.12 mA 0.12 mA 0.12 mA 0.12 mA 0.12 mA 0.12 mA
surface mount YES YES NO NO YES YES YES YES YES NO
Switch configuration BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST BUCK-BOOST
Maximum switching frequency 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz 300 kHz
technology BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS
Temperature level INDUSTRIAL INDUSTRIAL COMMERCIAL COMMERCIAL COMMERCIAL COMMERCIAL INDUSTRIAL INDUSTRIAL COMMERCIAL COMMERCIAL
Terminal surface Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn) Matte Tin (Sn)
Terminal form GULL WING GULL WING THROUGH-HOLE THROUGH-HOLE GULL WING GULL WING GULL WING GULL WING GULL WING THROUGH-HOLE
Terminal pitch 1.27 mm 1.27 mm 2.54 mm 2.54 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 1.27 mm 2.54 mm
Terminal location DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
Maximum time at peak reflow temperature NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
width 3.9 mm 3.9 mm 7.62 mm 7.62 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 3.9 mm 7.62 mm
Maker Maxim Maxim Maxim Maxim - Maxim Maxim - Maxim Maxim
Factory Lead Time 6 weeks 6 weeks 6 weeks 6 weeks - 6 weeks 6 weeks 6 weeks 6 weeks 6 weeks
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