Features: Selectable 1-, 2-, or 3-phase operation at up to 1 MHz per phase ±2% worst-case differential sensing error over temperature Externally adjustable 0.8 V to >5 V output from a 12 V supply Logic-level PWM outputs for interface to external high power drivers Active current balancing betw...
ADP3182: Features: Selectable 1-, 2-, or 3-phase operation at up to 1 MHz per phase ±2% worst-case differential sensing error over temperature Externally adjustable 0.8 V to >5 V output from a 12 V suppl...
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Parameter | Rating |
VCC FBRTN EN, DELAY, ILIMIT, RT, PWM1 to PWM3, COMP SW1 to SW3 All Other Inputs and Outputs Storage Temperature Operating Ambient Temperature Range Operating Junction Temperature Thermal Impedance (JA) Lead Temperature Soldering (10 s) Infrared (15 s) |
−0.3 V to +15 V −0.3 V to +0.3 V −0.3 V to 5.5 V −5 V to +25 V −0.3 V to VCC + 0.3 V −65°C to +150°C 0°C to 85°C 125°C 100°C/W 300°C 260°C |
The ADP3182 is a highly efficient multiphase, synchronous, buck-switching regulator controller optimized for converting a 12 V main supply into a high current, low voltage supply for use in point-of-load (POL) applications. It uses a multimode PWM architecture to drive the logic-level outputs at a programmable switching frequency that can be optimized for VR size and efficiency. The phase relationship of the output signals can be programmed to provide 1-, 2-, or 3-phase operation, allowing for the construction of up to three complementary buck-switching stages. The ADP3182 also provides accurate and reliable short-circuit protection and adjustable current limiting.
ADP3182 is specified over the commercial temperature range of 0°C to +85°C and is available in a 20-lead QSOP package.