Features: · Wide Input Voltage Range: 5.5 V to 28 V· Output Voltage Range: 2 V to 5.5 V· Built-in 100-mA 5-V/3.3-V LDO with Switches· Built-in 1% 2-V Reference Output· With/Without Out-of-Audio™ Mode Selectable Light Load and PWM only Operation· Internal 1.6-ms Voltage Servo Softstart· Adapt...
TPS51125: Features: · Wide Input Voltage Range: 5.5 V to 28 V· Output Voltage Range: 2 V to 5.5 V· Built-in 100-mA 5-V/3.3-V LDO with Switches· Built-in 1% 2-V Reference Output· With/Without Out-of-Audio͐...
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US $1.45 - 2.33 / Piece
DC/DC Switching Controllers Lo Inpt Vltg Triple Ch Cntrllr
US $.97 - 1.05 / Piece
DC/DC Switching Controllers Lo Input Vltg Triple Ch Cntrlr
PARAMETER | VALUE | UNIT | |
Input voltage range (1) | VBST1, VBST2 | -0.3 to 36 | V |
VIN | -0.3 to 30 | ||
LL1, LL2 | -2.0 to 30 | ||
VBST1, VBST2 (2) | -0.3 to 6 | ||
EN0, ENTRIP1, ENTRIP2, VFB1, VFB2, VO1, VO2, TONSEL, SKIPSEL | -0.3 to 6 | ||
Output voltage range (1) | DRVH1, DRVH2 | -1.0 to 36 | |
DRVH1, DRVH2 (2) | -0.3 to 6 | ||
PGOOD, VCLK, VREG3, VREG5, VREF, DRVL1, DRVL2 | -0.3 to 6 | ||
TJ | Junction temperature range | -40 to 125 | |
Tstg | Storage temperature | -55 to 150 |
(1) Stresses beyond those listed under "absolute maximum ratings" may cause permanent damage to the device. These are stress ratings only and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions" is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
(2) Voltage values are with respect to the corresponding LLx terminal.
The TPS51125 is a cost effective, dual-synchronous buck controller targeted for notebook system power rseuqpupilryessolfuetwionse.xItteprnroavl idceosm5p-oVnaenndts.3.3T-hVeLD2O70s-kaHndz VCLK output can be used to drive an external charge pump, generating gate drive voltage for the load switches without reducing the main converter's efficiency. The TPS51125 supports high efficiency, fast transient response and provides a combined power-good signal. Out-of-Audio™ mode light-load operation enables low acoustic noise at much higher efficiency than conventional forced PWM operation.Adaptive on-time D-CAP™ control of TPS51125 provides convenient and efficient operation. The part operates with supply input voltages ranging from 5.5 V to 28 V and supports output voltages from 2 V to 5.5 V. The iTsPsSp5e1c1if2ie5disfroamvai-l4a0b°leCintoa8254°C-pianmQbFieNntptaecmkpaegreataunred range.