| No. | Partie # | Fabricant | Description | Fiche Technique |
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ST Microelectronics |
8-row 30-mA LED driver ■ ■ 2 dimming modes: SMBus or PWM Boost section – 3.3 V to 28 V input voltage range – Internal power MOSFET – Internal +3.3 V LDO for device supply – Up to 36 V output voltage – Constant frequency peak current mode control – 500 kHz to 2 MHz adjusta |
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ST Microelectronics |
Power Management ■ Two 5V voltage regulators for microcontroller and peripheral supply ■ No electrolytic capacitor required on regulator outputs ■ Ultra low quiescent current in standby modes ■ Programmable reset generator for power-on and undervoltage ■ Configurable |
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STMicroelectronics |
Complete DDR2/3 memory power supply controller switching Switching section (VDDQ) www.DataSheet4U.com – 4.5V to 28V input voltage range – 0.9V, ±1% voltage reference – 1.8V (DDR2) or 1.5V (DDR3) fixed output voltages – 0.9V to 2.6V adjustable output voltage – 1.237V ±1% reference voltage availabl |
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STMicroelectronics |
Single-phase Switching DC-DC Controllers & Smart Regulators ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 4.5 V to 28 V input voltage range 0.3 V to 1.5 V output voltage range IMVP6.5 GPU/CPU and VR11 CPU mode selection Very fast load transient response using constant-on-time loop control Remote voltage sensing Programmab |
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STMicroelectronics |
Dual step-down controller ■ 5.5 V to 28 V input voltage range ■ Dual fixed OUT1 = 1.5 V/5 V and OUT2 = 1.05 V / 3.3 V outputs or adjustable OUT1 = 0.7 V to 5.5 V and OUT2 = 0.7 V to 2.5 V outputs, ± 1.5% accuracy over valley regulation ■ Low-side MOSFETs' RDS(on) current sen |
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ST Microelectronics |
High Efficiency Step Down Controller switching ■ Switching section – 4.5V to 36V input voltage range – 0.6V, ±1% voltage reference – Selectable 1.5V fixed output voltage – Adjustable 0.6V to 3.3V output voltage – 1.237V ±1% reference voltage available – Very fast load transient respons |
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ST Microelectronics |
Complete DDR2/3 Memory Power Supplies Controller switching ■ Switching section (VDDQ) – 4.5V to 36V input voltage range – 0.9V, ±1% voltage reference – 1.8V (DDR2) or 1.5V (DDR3) fixed output voltages – 0.9V to 2.6V adjustable output voltage – 1.237V ±1% reference voltage available – Very fast loa |
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STMicroelectronics |
No Rsense dual step-down controller ■ 6 V to 28 V input voltage range output voltages 5V always voltage available deliver 100 mA peak current 1.237 V ± 1% reference voltage available Lossless current sensing using low side MOSFETs RDS(on) Negative current limit Soft-start internally f |
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STMicroelectronics |
Monolithic VR for chipset and DDR2/3 supply ■ 0.8 V ±1 % internal voltage reference V to 5.5 V input voltage range Fast response, constant frequency, current mode control Three independent, adjustable, out-of-phase SMPS for DDR2/3 (VDDQ) and chipset supply Low noise DDR2/3 reference (VTTREF) |
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STMicroelectronics |
6-rows 30 mA LEDs driver Boost section www.DataSheet4U.com – 4.7 V to 28 V input voltage range – Internal power MOSFET – Internal +5 V LDO for device supply – Up to 36 V output voltage – Constant frequency peak current-mode control – 200 kHz to 1 MHz adjustable switching fre |
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STMicroelectronics |
Power management ■ Two 5V voltage regulators for microcontroller and peripheral supply ■ No electrolytic capacitor required on regulator outputs ■ Ultra low quiescent current in standby modes ■ Programmable reset generator for power-on and undervoltage ■ Configurable |
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STMicroelectronics |
VR13 single-phase controller • Single-phase controller Intel® VR13 compliant with 25 MHz SVID bus rev 1.7 • High performance digital control loop STVCOT™ • Selectable PWM switching frequency, maximum current, DVID slew rate, load- line • External power MOSFET support • Remote se |
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STMicroelectronics |
VR13 single phase controller Single phase controller Intel® VR13 compliant w/25 MHz SVID bus rev1.7 High performance STVCOT™ control loop Selectable PWM switching frequency, maximum current, DVID slew rate, load-line External power MOSFET support Remote sense; 0.5% Vou |
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ST Microelectronics |
DUAL STEP-DOWN CONTROLLER ■ CONSTANT ON TIME TOPOLOGY ALLOWS VERY FAST LOAD TRANSIENTS 6V TO 28V INPUT VOLTAGE RANGE FIXED 5V-3.3V OUTPUT VOLTAGES 5V AND 3.3V ALWAYS VOLTAGES AVAILABLE DELIVER 100mA PEAK CURRENT 1.23V ± 1% REFERENCE VOLTAGE AVAILABLE NO RSENSE CURRENT SENSIN |
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ST Microelectronics |
DUAL STEP-DOWN CONTROLLER ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 6V to 36V input voltage range Adjustable output voltages 5V LDO delivers 100mA peak current 1.237V ±1% reference voltage available externally Current sensing using low side MOSFETs RDS(on) Accurate current sense with |
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ST Microelectronics |
DUAL STEP-DOWN CONTROLLER ■ ■ ■ ■ ■ ■ 6V to 36V input voltage range Adjustable output voltages 0.9-3.3V LDO adjustable delivers 100mA peak current 5V LDO delivers 100mA peak current 1.237V ±1% reference voltage available NO RSENSE current sensing using low side MOSFETs' RDS( |
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STMicroelectronics |
digital multiphase controller PM6764: 4-phase compact digital controller PM6766: 6-phase compact digital controller Compliant to VR12.5 / 25 MHz SVID bus with programmable IMAX, TMAX, VBOOT, ADDRESS High-performance digital control loop (digital STVCOT™) Fully configura |
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STMicroelectronics |
2 to 4-cell Li-ion Li-FePO4 battery charger ■ Buck converter – Synchronous buck converter with N- channel high-side, low-side Power )MOSFET integrated drivers t(s – 350 kHz or 700 kHz switching frequency, selectable with SMBus uc – AC adapter input voltage range 9 V - 24 V d – 5 V bias input v |
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STMicroelectronics |
350mA adjustable step-down regulator ■ ■ ■ ■ ■ ■ ■ ■ 4.5 V to 25 V input voltage range Output voltage VOUT: fixed 3.47 V or adjustable 0.9 V to 8 V 350 mA valley current limit Constant-on-time control Programmable switching frequency Pulse skipping mode (skip mode) at light loads Indep |
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STMicroelectronics |
digital multiphase controller PM6764: 4-phase compact digital controller PM6766: 6-phase compact digital controller Compliant to VR12.5 / 25 MHz SVID bus with programmable IMAX, TMAX, VBOOT, ADDRESS High-performance digital control loop (digital STVCOT™) Fully configura |
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