TPS51120PW TPS51120PWR TPS51120 IC
Product Title: TPS51120 (Marking: TPS51120) Dual Synchronous Step-Down Controller IC for 3.3V/5V Standby Power (TSSOP-32)
Product Specifications:
- Part Number: TPS51120PW / TPS51120PWR / TPS51120 (Top Marking Code: TPS51120)
- Device Type: Dual Synchronous Step-Down (Buck) Controller IC for Main System Power
- Package / Case: TSSOP-32 / PW-32 (Surface Mount)
- Pin Count: 32 Pins
- Input Voltage Range: 4.5V to 28V
- Dual Power Outputs: Adjustable 3.3V and 5V Switching Regulators ($V_{OUT1}$ / $V_{OUT2}$)
- Auxiliary Regulators: Dual 100mA Always-On Linear Regulators (5V LDO / 3.3V LDO)
- Control Architecture: Out-of-Audio™ Mode Operation for High Efficiency at Light Loads
Short Description: High-efficiency Texas Instruments TPS51120 (top marking: TPS51120) dual synchronous step-down PWM controller IC housed in a 32-pin TSSOP package. Engineered to generate the primary 3.3V and 5V system power rails in laptop motherboards, notebooks, and mobile workstations. Features integrated 100mA always-on LDO linear regulators, out-of-audio pulse-skipping mode for noise-free light load operation, power-good monitoring, and full protection circuitry (OVP, UVP, OCP, OTP). Essential for component-level laptop motherboard repairs, resolving missing 3.3V/5V standby power rails, fixing no-power/dead motherboard faults, and replacing damaged main power controller chips.
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පරීක්ෂා කර එය ඔබගේ පවතින නිෂ්පාදනය සමඟ ගලපන්න. ඔබ මෙම නිෂ්පාදනය අපගේ වෙබ්
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