Allegro MicroSystems A62 Hoja de datos

No.	parte #	Fabricante	Descripción
1	A6252	Allegro MicroSystems	STR-A6252 higher allowable switching current and lower on-resistance. The STR-A6251 is also available for 67 kHz operation. Covering the power range from below 21 watts or 24 watts for a 230 VAC input, or to 15 or 20 watts for a universal (85 to 264 VAC) input
2	A6259H	Allegro MicroSystems	STR-A6259H AND BENEFITS provide high reliability of system design. 100 kHz PWM with ±5% frequency jittering for EMI noise Cycle-by-cycle current limiting, undervoltage lockout with filtering cost reduction hysteresis, overvoltage protection, and thermal shutdow
3	A6268	Allegro MicroSystems	Automotive High Current LED Controller AND BENEFITS ▪ AEC-Q100 Grade 0 Automotive Qualified ▪ Constant current LED drive ▪ 5 to 50 V supply ▪ Boost or buck-boost modes ▪ Drives up to 15 LEDs in series ▪ Programmable switching frequency 100 to 700 kHz ▪ Open LED overvoltage indication and
4	STR-A6251	Allegro MicroSystems	Flyback Switching Regulators higher allowable switching current and lower on-resistance. The STR-A6251 is also available for 67 kHz operation. Covering the power range from below 21 watts or 24 watts for a 230 VAC input, or to 15 or 20 watts for a universal (85 to 264 VAC) input
5	STRA6252	Allegro MicroSystems	Flyback Switching Regulators higher allowable switching current and lower on-resistance. The STR-A6251 is also available for 67 kHz operation. Covering the power range from below 21 watts or 24 watts for a 230 VAC input, or to 15 or 20 watts for a universal (85 to 264 VAC) input
6	A6210	Allegro MicroSystems	3A 2MHz Buck-Regulating LED Driver and Benefits ▪ User-configurable on-time, achieving switching frequencies up to 2.0 MHz ▪ Brightness control through PWM of DIS pin ▪ Minimal external components required ▪ No output capacitor required ▪ Wide input voltage range: 9 to 46 V ▪ Low 0.18
7	STR-A6259H	Allegro MicroSystems	Universal-Input 13 W 100 kHz Flyback Switching Regulators AND BENEFITS provide high reliability of system design. 100 kHz PWM with ±5% frequency jittering for EMI noise Cycle-by-cycle current limiting, undervoltage lockout with filtering cost reduction hysteresis, overvoltage protection, and thermal shutdow
8	A6281	Allegro MicroSystems	3-Channel Constant Current LED Driver and Benefits 3 × 10-bit PWM brightness settings 3 × 7-bit dot correction current settings 5 to 17 V operation Wide output current range, 10 to 150 mA per channel Internally generated PWM clock Serial port operates at up to 5 MHz Data and clock logic
9	A6219DS	Allegro MicroSystems	Dual Full-Bridge PWM Motor Driver and Benefits ▪ Interchangeable with SGS L6219DS ▪ 750 mA Continuous Output Current ▪ 45 V Output Sustaining Voltage ▪ Internal Clamp Diodes ▪ Internal PWM Current Control ▪ Low Output Saturation Voltage ▪ Internal Thermal Shutdown Circuitry ▪ Similar
10	A6274-1	Allegro MicroSystems	Linear Current Regulator/Controller AND BENEFITS • Six LED current sinks rated up to 60 mA (A6274) or 120 mA (A6284) • Total LED drive current—up to 360 mA or 720 mA • Wide input voltage range of 5 to 42 V for start/stop, cold- crank, and load-dump requirements • Low-dropout voltage—dr
11	A6280	Allegro MicroSystems	3-Channel Constant-Current LED Driver and Benefits ▪ 3 × 10-bit PWM brightness settings ▪ 3 × 7-bit dot correction current settings ▪ 5 to 17 V operation ▪ Wide output current range, 10 to 150 mA per channel ▪ Serial port/PWM clock operates at up to 5 MHz ▪ Data and clock logic architect
12	A6282	Allegro MicroSystems	16-Channel Constant-Current LED Driver and Benefits ▪ 16 constant-current outputs, up to 50 mA each ▪ LED output voltage up to 12 V ▪ 3.0 to 5.5 V logic supply range ▪ Schmitt trigger inputs for improved noise immunity ▪ Power-On Reset (POR), all register bits = 0 ▪ Low-power CMOS logic a
13	A6285	Allegro MicroSystems	16-Channel Constant-Current Latched LED Driver and Benefits ▪ 3.0 to 5.5 V logic supply range ▪ Schmitt trigger inputs for improved noise immunity ▪ Power-On Reset (POR) ▪ Up to 80 mA constant-current sinking outputs ▪ LED open circuit detection (LOD) ▪ Dot correction (DC) for adjusting LED light
14	A6266	Allegro MicroSystems	High Current LED Controller and Benefits ▪ AEC-Q100 Grade 0 Automotive Qualified ▪ Constant current LED drive ▪ 5 to 50 V supply ▪ Boost mode ▪ Drives up to 15 LEDs in series ▪ Programmable switching frequency 100 to 700 kHz ▪ Open LED overvoltage indication and protection ▪ Si
15	A6262	Allegro MicroSystems	Automotive LED Array Driver AND BENEFITS ▪ AEC-Q100 qualified ▪ Total LED drive current up to 400 mA ▪ Current shared equally up to 100 mA by 4 strings ▪ 6 to 50 V supply ▪ Low dropout voltage ▪ LED output short-to-ground and thermal protection ▪ On/off toggle switch input ▪ En
16	A6284	Allegro MicroSystems	Linear Current Regulator/Controller AND BENEFITS • Six LED current sinks rated up to 60 mA (A6274) or 120 mA (A6284) • Total LED drive current—up to 360 mA or 720 mA • Wide input voltage range of 5 to 42 V for start/stop, cold- crank, and load-dump requirements • Low-dropout voltage—dr
17	A6284-1	Allegro MicroSystems	Linear Current Regulator/Controller AND BENEFITS • Six LED current sinks rated up to 60 mA (A6274) or 120 mA (A6284) • Total LED drive current—up to 360 mA or 720 mA • Wide input voltage range of 5 to 42 V for start/stop, cold- crank, and load-dump requirements • Low-dropout voltage—dr
18	STRA6259H	Allegro MicroSystems	Universal-Input 13 W 100 kHz Flyback Switching Regulators AND BENEFITS provide high reliability of system design. 100 kHz PWM with ±5% frequency jittering for EMI noise Cycle-by-cycle current limiting, undervoltage lockout with filtering cost reduction hysteresis, overvoltage protection, and thermal shutdow
19	A6260	Allegro MicroSystems	High Brightness LED Current Regulator AND BENEFITS ▪ AEC-Q100 qualified ▪ LED drive current up to 350 mA ▪ 6 to 40 V supply ▪ Reverse battery protection ▪ Low drop-out voltage ▪ LED short circuit and thermal protection ▪ 10 µA maximum shutdown current ▪ PWM dimming control input ▪ Curren
20	A6264	Allegro MicroSystems	Automotive Stop/Tail LED Array Driver