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Suggested Devices

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Part Number   Status  
Sub Family  
Iq (typ) (mA)   Vin (min) (V)   Vin (max) (V)   Iout (max) (A)   Switching Frequency (max) (kHz)   Thermal Shutdown   Vout (min) (V)   Vout (max) (V)   Vout2 (min) (V)   Vout2 (max) (V)   Iout2 (A)   Topology   Regulated Outputs (#)   Operating Temp Range (Celsius)   Rating   Priority (type 2)   Duty Cycle (max) (%)   Pin/Package   Approx. Price (US$)  
Description  
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TPS51123 ACTIVE DC/DC CONTROLLERS (EXTERNAL SWITCH) 0.55 5.5 28 20 460 Yes 2.0 5.5 2.0 5.5 20 Buck,D-CAP™ Mode 2 -40 to 85 Catalog 1 93 24VQFN 2.15 Dual-Synchronous, Step-Down Controller w/ Out-of-Audio Operation, 100-mA LDOs for Notebook Sys. Pwr
TPS51125 ACTIVE DC/DC CONTROLLERS (EXTERNAL SWITCH) 0.55 5.5 28 20 460 Yes 2 5.5 2 5.5 20 Buck,D-CAP™ Mode 2 -40 to 85 Catalog 1 93 24VQFN 2.15 Dual-Synchronous, Step-Down Controller with Out-of-AudioT Operation and 100-mA LDOs
TPS51220 ACTIVE DC/DC CONTROLLERS (EXTERNAL SWITCH) 1.3 4.5 28 20 1000 Yes 1 12 1 12 20 Buck,D-CAP™ Mode 2 -40 to 85 Catalog 1 99 32VQFN 2.25 Fixed Frequency, 99% Duty Cycle Peak Current Mode Notebook System Power Controller
TPS51220A ACTIVE DC/DC CONTROLLERS (EXTERNAL SWITCH) 1.3 4.5 32 20 1000 Yes 1 12 1 12 20 Buck,D-CAP™ Mode 2 -40 to 85 Catalog 1 99 32WQFN 2.25 Fixed-Frequency, 99% Duty Cycle Peak Current-Mode Notebook System Pwr Controller
TPS51427 ACTIVE DC/DC CONTROLLERS (EXTERNAL SWITCH) 5.5 28 20 500 Yes 0.7 5.9 0.5 2.5 20 Buck,D-CAP™ Mode 2 -40 to 85 Catalog 1 90 32VQFN 2.5 Dual D-CAP™Mode Synchronous Step Down Controller for Notebook Power Rails