No. | parte # | Fabricante | Descripción | Hoja de Datos |
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Astec |
Secondary Side Housekeeping-Chip necessary to allow external caps to set the common timing features of PC type power supplies. In addition, negative rails may be sensed without the necessity of a VEE connection, and negative sensing may be disabled without affecting operation of the |
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ASTEC |
Secondary Side Housekeeping Circuit Description • Standard PC Power Good: UV Detection on 4 rails UV Detection of AC/Bulk supply OV Detection on 4 rails Open collector PG out • Pogrammable Fault output: OV OV plus UV OV plus UV after startup delay • OV Crow Bar Driver • Digital ON/OF |
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ASTEC |
Secondary Side Housekeeping Circuit Description • Standard PC Power Good: UV Detection on 4 rails UV Detection of AC/Bulk supply OV Detection on 4 rails Open collector PG out • Pogrammable Fault output: OV OV plus UV OV plus UV after startup delay • OV Crow Bar Driver • Digital ON/OF |
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ASTEC |
Secondary Side Housekeeping Circuit Description • Standard PC Power Good: UV Detection on 4 rails UV Detection of AC/Bulk supply OV Detection on 4 rails Open collector PG out • Pogrammable Fault output: OV OV plus UV OV plus UV after startup delay • OV Crow Bar Driver • Digital ON/OF |
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Astec |
Secondary Side Housekeeping-Chip necessary to allow external caps to set the common timing features of PC type power supplies. In addition, negative rails may be sensed without the necessity of a VEE connection, and negative sensing may be disabled without affecting operation of the |
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ASTEC |
Primary Side PWM Controller • Low Startup Current • Single-start or auto-restart modes • Oscillator trimmed for precision duty cycle clamp • Standard temperature range extended to 105°C • Remote on / off control • Self limiting supply Voltage • Standard current mode control De |
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ASTEC |
Secondary Side Housekeeping Circuit Description • Standard PC Power Good: UV Detection on 4 rails UV Detection of AC/Bulk supply OV Detection on 4 rails Open collector PG out • Pogrammable Fault output: OV OV plus UV OV plus UV after startup delay • OV Crow Bar Driver • Digital ON/OF |
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|
ASTEC |
Secondary Side Housekeeping Circuit Description • Standard PC Power Good: UV Detection on 4 rails UV Detection of AC/Bulk supply OV Detection on 4 rails Open collector PG out • Pogrammable Fault output: OV OV plus UV OV plus UV after startup delay • OV Crow Bar Driver • Digital ON/OF |
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Astec Semiconductor |
PWM Controller that reduce component count and improve specifications in a wide range of power supply designs. The added functionality also includes bulk voltage sensing, overvoltage input and soft-start. The PWM function is controlled by the current sense comparat |
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ASTEC |
Secondary Side Housekeeping Circuit Description • Standard PC Power Good: UV Detection on 4 rails UV Detection of AC/Bulk supply OV Detection on 4 rails Open collector PG out • Pogrammable Fault output: OV OV plus UV OV plus UV after startup delay • OV Crow Bar Driver • Digital ON/OF |
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ASTEC |
Precision Adjustable Shunt Reference • • • • • • Temperature-compensated: 15 ppm/°C Trimmed bandgap reference Internal amplifier with 100 mA capability Multiple temperature ranges Low frequency dynamic output impedance: < 450 mΩ Low output noise www.DataSheet4U.com Pin Configuration – |
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ASTEC |
Primary Side PWM Controller • Low Startup Current • Bulk and AC sensing • Soft Start • Single-start or auto-restart modes • Oscillator trimmed for precision duty cycle clamp • Standard temperature range extended to 105°C • Remote on / off control • Buffered Ramp for slope compe |
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Astec Standard Power |
DC/DC Converters |
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