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8-SOIC
Integrated Circuits (ICs)

MAX765CSA+

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Analog Devices Inc./Maxim Integrated

CONV DC-DC 3V TO 16V NON-INV/INV/STEP UP/STEP DOWN SINGLE-OUT -1V TO -16V/-12V 0.12A 1.5W 8-PIN SOIC N TUBE

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8-SOIC
Integrated Circuits (ICs)

MAX765CSA+

Active
Analog Devices Inc./Maxim Integrated

CONV DC-DC 3V TO 16V NON-INV/INV/STEP UP/STEP DOWN SINGLE-OUT -1V TO -16V/-12V 0.12A 1.5W 8-PIN SOIC N TUBE

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Technical Specifications

Parameters and characteristics for this part

SpecificationMAX765CSA+
Current - Output120 mA
Frequency - Switching300 kHz
FunctionStep-Up/Step-Down
Mounting TypeSurface Mount
Number of Outputs1
Operating Temperature [Max]70 °C
Operating Temperature [Min]0 °C
Output ConfigurationNegative
Output TypeAdjustable (Fixed)
Package / Case0.154 in
Package / Case8-SOIC
Package / Case3.9 mm
Supplier Device Package8-SOIC
Synchronous RectifierFalse
TopologyBuck-Boost
Voltage - Input (Max) [Max]16 V
Voltage - Input (Min) [Min]3 V
Voltage - Output (Max) [Max]-16 V
Voltage - Output (Min/Fixed)-12 V
Voltage - Output (Min/Fixed)-1 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

DistributorPackageQuantity$
DigikeyN/A 373$ 8.78
500$ 8.78
Tube 1$ 9.80
10$ 6.80
25$ 6.03
100$ 5.16
250$ 4.74
500$ 4.49
1000$ 4.28
NewarkEach 1$ 10.31
10$ 6.16
25$ 5.83
50$ 5.51
100$ 5.18
300$ 4.77

Description

General part information

MAX765 Series

The MAX764/MAX765/MAX766 inverting switching regulators are highly efficient over a wide range of load currents, delivering up to 1.5W. A unique, current-limited, pulse-frequency-modulated (PFM) control scheme combines 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 voltage 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™). The maximum operating VIN- VOUTdifferential 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 standard 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.ApplicationsBattery-Powered ApplicationsLAN AdaptersLCD Bias GeneratorsPortable InstrumentationRemote Data-Acquisition Systems