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STMicroelectronics |
Voltage mode PWM controller ■ ■ ■ Input voltage range from 1.8V to 18V Supply voltage range from 4.5V to 18V Adjustable output voltage down to 0.6V with ±0.8% accuracy over line voltage and temperature (0°C~125°C) Fixed frequency voltage mode control 0% to 100% duty cycle Exte |
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STMicroelectronics |
2/3 phase controller ■ Load transient boost (LTB) technology™ to minimize the number of output capacitors (patent pending) ■ Dual-edge asynchronous PWM ■ Selectable 2 or 3 phase operation ■ 0.5% Output voltage accuracy ■ 7/8 bit programmable output up to 1.60000V - Inte |
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STMicroelectronics |
2/3/4 phase buck controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ LTB Technology® enhances load transient response 2 to 4 scalable phase operation Dual-edge asynchronous architecture PSI# input with programmable strategy Imon output Flexible driver support 7/8 bit programmable outpu |
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STMicroelectronics |
Hybrid controller ■ Hybrid controller: compatible with PVI and SVI CPUs ■ Dual controller: 2 to 4 scalable phases for CPU CORE, 1 Phase for NB ■ Dual-Edge asynchronous architecture with LTB technologyTM ■ PSI management to increase efficiency in Light-Load conditions |
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STMicroelectronics |
3 Phase Controller ■ MULTI-DAC: VR9, VR10 AND K8 DAC SELECTABLE THROUGH SINGLE PIN 0.7% OUTPUT VOLTAGE ACCURACY ADJUSTABLE REFERENCE OFFSET HIGH CURRENT INTEGRATED DRIVERS DYNAMIC VID MANAGEMENT ACCURATE FULLY-DIFFERENTIAL LOADLINE CURRENT-SENSE ACROSS MAIN INDUCTORS |
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STMicroelectronics |
Single phase PWM controller ■ Flexible power supply from 5 V to 12 V ■ Power conversion input as low as 1.5 V ■ 1 % output voltage accuracy ■ High-current integrated drivers ■ Adjustable output voltage ■ 0.8 V internal reference ■ Simple voltage mode control loop ■ Sensorless |
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STMicroelectronics |
NPN Transistor c = 25 o C St orage Temperature Max. Operating Junction Temperature Value 700 400 9 10 18 3.5 7 100 -65 to 150 150 Uni t V V V A A A A W o o C C September 1997 1/6 BUL67 THERMAL DATA R t hj-ca se R t hj- amb Thermal Resistance Junction-Case Ther |
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STMicroelectronics |
Low cost adjustable step-down controller ■ ■ ■ Input voltage range from 1.8V to 14V Supply voltage range from 4.5V to 14V Adjustable output voltage down to 0.6V with ±0.8% accuracy over line voltage and temperature (0°C~125°C) Fixed frequency voltage mode control 0% to 100% duty cycle Exte |
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STMicroelectronics |
High frequency single phase PWM controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Flexible power supply from 5 V to 12 V Power conversion input as low as 1.5 V 0.8 V internal reference 0.8 % output voltage accuracy High-current integrated drivers Power Good output Sensorless and programmable OCP acro |
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STMicroelectronics |
High current MOSFET driver ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Dual MOSFET driver for synchronous rectified converters High driving current for fast external MOSFET switching Integrated bootstrap diode High frequency operation Enable pin Adaptive dead-time management Flexible gate-drive: 5 V |
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STMicroelectronics |
Digitally controlled dual PWM ■ VR12 compliant with 25 MHz SVID bus rev1.5 – SerialVID with programmable IMAX, TMAX, VBOOT, ADDRESS ■ AMD SVI compliant ■ Second generation LTB Technology® ■ Flexible driver/DrMOS support ■ JMode support ■ Fully configurable through PMBus™ ■ Dual c |
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STMicroelectronics |
3 Phase controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ 2A integrated gate drivers 0.8V reference 1% output voltage accuracy Adjustable reference offset Precise current sharing and OCP across LS MOSFETS Constant over current protection Feedback disconnection LSLESS allows managi |
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STMicroelectronics |
Single phase PWM controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Flexible power supply from 5V to 12V Power conversion input as low as 1.5V 1% output voltage accuracy High-current integrated drivers Adjustable output voltage 0.8V internal reference Sensorless and programmable OCP across |
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STMicroelectronics |
Single phase PWM controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Flexible power supply from 5 V to 12 V Power conversion input as low as 1.5 V 0.8 V internal reference 0.8 % output voltage accuracy High-current integrated drivers Power Good output Sensorless and programmable OCP acro |
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STMicroelectronics |
3 Phase controller ■ ■ 2A integrated gate drivers Fully differential current reading across inductor or LS MOSFET 0.5% Output voltage accuracy 6 bit programmable output from 0.8185V to 1.5810V in 12.5mV steps 5 bit programmable output from 0.800V to 1.550V in 25mV ste |
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STMicroelectronics |
2/3/4 phase step-down controller ■ Load transient boost LTB Technology™ to minimize the number of output capacitors ■ 2 or 3-phase operation with internal driver ■ 4-phase operation with external PWM driver signal ■ PSI input with programmable strategy ■ Imon output ■ 0.5% output vo |
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STMicroelectronics |
2 to 5 phase controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ LTB technology® to enhance load transient I2C power manager 2 to 5 scalable phase operation Dual-edge asynchronous architecture Flexible driver support PSI# input and IMON output for VR11.1 7/8 bit programmable ou |
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STMicroelectronics |
2/3/4 phase buck controller ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ LTB technology® enhances load transient response 2 to 4 scalable phase operation Dual-edge asynchronous architecture PSI# input with programmable strategy IMON output Flexible driver support 7/8 bit programmable out |
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STMicroelectronics |
High current MOSFET driver ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Dual MOSFET driver for synchronous rectified converters High driving current for fast external MOSFET switching Integrated bootstrap diode High frequency operation Enable pin Adaptive dead-time management Flexible gate-drive: 5V |
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STMicroelectronics |
High current MOSFET driver ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Dual MOSFET driver for synchronous rectified converters High driving current for fast external MOSFET switching Integrated bootstrap diode High frequency operation Enable pin Adaptive dead-time management Flexible gate-drive: 5V |
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