
MAX766EPA+
ActiveSWITCHING VOLTAGE REGULATORS -5V/-12V/-15V OR ADJUSTABLE, HIGH-EFFICI
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MAX766EPA+
ActiveSWITCHING VOLTAGE REGULATORS -5V/-12V/-15V OR ADJUSTABLE, HIGH-EFFICI
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Technical Specifications
Parameters and characteristics for this part
| Specification | MAX766EPA+ |
|---|---|
| Current - Output | 105 mA |
| Frequency - Switching | 300 kHz |
| Function | Step-Up/Step-Down |
| Mounting Type | Through Hole |
| Number of Outputs | 1 |
| Operating Temperature [Max] | 85 C |
| Operating Temperature [Min] | -40 ¯C |
| Output Configuration | Negative |
| Output Type | Adjustable (Fixed) |
| Package / Case | 8-DIP (0.300", 7.62mm) |
| Supplier Device Package | 8-PDIP |
| Synchronous Rectifier | False |
| Topology | Buck-Boost |
| Voltage - Input (Max) [Max] | 16 V |
| Voltage - Input (Min) [Min] | 3 V |
| Voltage - Output (Max) [Max] | -16 V |
| Voltage - Output (Min/Fixed) | -15 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
Description
General part information
MAX766 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
Documents
Technical documentation and resources