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Supertex |
Programmable-Current LED Lamp Driver IC Programmable Output Current to 50mA PWM Dimming / Enable Universal 85-264VAC Operation Fixed OFF-Time Buck Converter Internal 500V Power MOSFET www.DataSheet4U.com Over Temperature Protection with Hysteresis General Description The HV992 |
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Supertex |
Switch-Mode LED Driver IC ► Switch mode controller for single switch drivers ♦ Buck ♦ Boost ♦ Buck-boost ♦ SEPIC ► Works with high side current sensing ► Closed loop control of output current ► High PWM dimming ratio ► Internal 250V linear regulator (can be extended using ext |
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Supertex |
Universal High Brightness LED Driver ► Switch mode controller for single switch LED drivers ► Enhanced drop-in replacement to the HV9910 ► Open loop peak current controller ► Internal 8.0 to 450V linear regulator ► Constant frequency or constant off-time operation www.DataSheet4U.com ► |
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Supertex |
Integrated LED Driver ► ► 3% accurate LED current ► ► Integrated 60V, 0.8Ω MOSFET ► ► Low sensitivity to external component variation ► ► Single resistor LED current setting ► ► Fixed off-time control ► ► PWM dimming input ► ► Output short circuit protection with skip mode ► ► Ov |
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Supertex Inc |
High-Voltage Switchmode Controllers with MOSFET ❏ ❏ ❏ ❏ ❏ ❏ 10 to 120V input range 200V, 5Ω output MOSFET Current-Mode Control High Efficiency CCITT Compatible Internal Start-up Circuit General Description The Supertex HV9105 and HV9108 are high-efficiency high voltage SMPS ICs intended for use i |
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Supertex |
High Voltage Output Hysteretic Mode Step Up DC/DC Controller ► ► Wide output voltage range: 6V to 500V ► ► Low input voltage: 2.7V ► ► 5W maximum output power with external MOSFET driver ► ► Built-in charge pump converter for the gate driver ► ► Programmable switching frequency from 40kHz to 400kHz ► ► Four programm |
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Supertex Inc |
High-Voltage Switchmode Controllers with MOSFET ❏ ❏ ❏ ❏ ❏ ❏ 10 to 120V input range 200V, 7.0Ω output MOSFET Current-Mode Control High Efficiency Up to 1MHz Internal Oscillator Internal Start-up Circuit General Description The Supertex HV9100 through HV9103 are a series of BiCMOS/ DMOS single-outp |
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Supertex Inc |
High-Voltage Switchmode Controllers with MOSFET ❏ ❏ ❏ ❏ ❏ ❏ 10 to 120V input range 200V, 5Ω output MOSFET Current-Mode Control High Efficiency CCITT Compatible Internal Start-up Circuit General Description The Supertex HV9105 and HV9108 are high-efficiency high voltage SMPS ICs intended for use i |
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Supertex Inc |
High Voltage Current Mode PWM Controller for ISDN Equipment BiCMOS/DMOS technology Current mode control 49% duty cycle operation Programmable START/STOP capability 15V to 250V input range internal start-up regulator 6.0µ A standby supply current for +VIN <20V 0.9mA operating supply current 5.0V V DD supply op |
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Supertex Inc |
Universal Relay Driver ► 10 to 450V input voltage range ► Energy saving hold current mode ► Adjustable microcontroller supply ► Low supply current <1.0mA ► Constant current coil ► Programmable pull-in current, pull-in time, and hold current ► Efficient PWM operation using t |
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Supertex Inc |
HV9904 Multi Converter Controller Eliminates High Voltage Input Electrolytic Capacitor Smallest and Most Reliable Off-Line Solution Constant Current or Constant Voltage Mode Control Can be Operated Directly from Rectified AC Mains 10V to 400V Input Ra |
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Supertex |
3-Pin Switch-Mode LED Lamp Driver ► ► Constant output current: 20mA ► ► Universal 85 - 265VAC operation ► ► Fixed off-time buck converter ► ► Internal 475V power MOSFET Applications ► ► Decorative lighting ► ► Low power lighting fixtures General Description The HV9921 is a pulse width mod |
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Supertex |
HV9120 ❏ ❏ ❏ ❏ ❏ 10 to 450V input acceptance range <1.3mA supply current >1.0MHz clock >20:1 dynamic range @ 500KHz Low internal noise General Description The Supertex HV9120 and HV9123 are Switch Mode Power Supply (SMPS) controller subsystems that can sta |
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Supertex |
Switch-mode LED Driver IC ► Switch mode controller for single switch drivers ♦ Buck ♦ Boost ♦ Buck-boost and SEPIC ► Works with high side current sensors www.DataSheet4U.com ► Closed loop control of output current ► High PWM dimming ratio ► Internal 90V linear regulator (can |
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Supertex |
3-Channel LED Array Driver IC ► ► ► ► ► ► ► 3-Channel LED Array Driver IC Integrated 200V, 25Ω (typ.) MOSFETs Programmable output current to 80mA per channel TTL compatible PWM dimming inputs 3-Phase synchronous operation Leading edge blanking Short circuit protection with skip |
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Supertex |
Switch Mode LED Driver IC ► Switch mode controller for single-switch converters ► Closed loop control of output current ♦ Buck ♦ Boost ♦ SEPIC ► High PWM dimming ratio ► Internal 40V linear regulator www.DataSheet4U.com ► Constant frequency operation ► Programmable slope comp |
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Supertex |
LED Driver ► Switch mode controller for single-switch converters ► Gate drivers optimized for driving Logic Level FETs ♦ 0.25A sourcing ♦ 0.5A sinking ► Typical ±2% absolute and string-to-string current accuracy (with ±1% sense resistors) ► High PWM dimming rat |
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Supertex |
LED Driver ICs ► ► ► ► ► ► ► Fast average current control Programmable constant off-time switching Linear dimming input PWM dimming input Output short circuit protection with skip mode Ambient operating temperature -40OC to +125OC Pin-compatible with the HV9910B G |
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Supertex |
LED Driver ► ► ► ► ► ► ► ► ► ► ► ► Fast average current control Programmable constant off-time switching PWM / linear dimming input Output short circuit protection with skip mode Ambient operating temperature -40OC to +125OC Pin-compatible with the HV9910B and HV9961 |
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Supertex |
LED Driver IC ► ► Fast average current control ► ► Correction for propagation delay and offset voltage ► ► Fixed off-time switching mode ► ► Linear dimming input ► ► PWM dimming input ► ► Output short circuit protection with programmable skip mode ► ► Input under-voltage |
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Desde 2024. D4U Semiconductor.
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