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ProductsPower ManagementMCP16503T-E/S8B
PACKAGE REFERENCEVQFN-32Confirm case, pinout and ordering suffix before purchase.
MANUFACTURER PART RECORD

MCP16503T-E/S8B

Microchip Technology

MCP16503T-E/S8B is a power management IC from Microchip Technology in a 5 x 5 mm VQFN-32, integrating four 1 A buck regulators with 100 percent duty cycle and 2 MHz PWM plus two 300 mA auxiliary LDOs, a 2.7 V to 5.5 V input range, plus/minus 1 percent output accuracy and a 1 MHz I2C interface with dynamic voltage scaling. One device builds the complete power tree for MPU and FPGA platforms that would otherwise need several discrete converters. Selection advice: the T-E/S8B code is the tape-and-reel, extended-temperature order form in the product identification system of Microchip's official data sheet DS20007136A (2026); the junction range is -40 to +125 C. Parameters verified against the Microchip MCP16503 data sheet.

Power ManagementPower management IC (PMIC)VQFN-32
MPN
MCP16503T-E/S8B
Manufacturer
Microchip Technology
Family
Power management IC (PMIC)
Package
VQFN-32
Manufacturer channel coverage
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02

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03

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04

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