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L4808 Datasheet(PDF) 3 Page - STMicroelectronics |
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L4808 Datasheet(HTML) 3 Page - STMicroelectronics |
3 / 7 page Notes : 1. This limits are guaranteed by design, correlation and statistical control on production samples over the indicated temperature and supply voltage ranges.. 2. For a DC voltage 26V < Vi < 35V the device is not operating. ELECTRICAL CHARACTERISTICS (VI = 14.4V; CO = 100 µF; Tj =25°C unless otherwise specified.) Symbol Parameter T est Con di tio n Min. Typ. Max. Uni t VO Output Voltage IO = 5mA to 400mA (L4805) 4.80 5.00 5.20 V IO = 5mA to 400mA (L4808) 7.68 8.00 8.32 V IO = 5mA to 400mA (L4810) 8.16 8.50 8.84 V IO = 5mA to 400mA (L4812) 8.83 9.20 9.57 V IO = 5mA to 400mA (L4885) 9.60 10.00 10.40 V IO = 300mA (L4892) 11.50 12.00 12.50 V VI Operating Input Voltage 26 V ∆VO/VO Line Regulation VI = 13 to 26V; IO = 5mA 1 10 mV/V ∆VO/VO Load Regulation IO = 5 to 400mA* 3 15 mV/V VI -VO Dropout Voltage IO = 400mA* 0.4 0.7 V IO = 150mA 0.2 0.4 V Iq Quiescent Current IO = 0mA 0.8 2 mA IO = 150mA 25 45 mA IO = 400mA* 65 90 mA ∆VO ∆T•VO Temperature Output Voltage Drift 0.1 mV °C•V SVR Supply Voltage Rejection IO = 350mA; f = 320Hz; CO =100 µF; VI =VO +3V+2Vpp 60 dB IO Max Output Current 800 mA ISC Output Short Circuit Current (fold back condition) 350 500 mA * only for L4892 the current test conditions is IO = 300mA ELECTRICAL CHARACTERISTICS (VI = 14.4V; CO = 100 µF; Tj = -40 to 125°C (note 1) unless otherwise specified.) Symbol Parameter T est Con di tio n Min. Typ. Max. Uni t VO Output Voltage IO = 5mA to 400mA (L4805) 4.70 5.00 5.30 V IO = 5mA to 400mA (L4808) 7.50 8.00 8.50 V IO = 5mA to 400mA (L4810) 8.00 8.50 9.00 V IO = 5mA to 400mA (L4812) 8.65 9.20 9.75 V IO = 5mA to 400mA (L4885) 9.40 10.00 10.60 V IO = 300mA (L4892) 11.30 12.00 12.70 V VI Operating Input Voltage see note 2 26 V ∆VO/VO Line Regulation VI = 14 to 26V; IO = 5mA 2 15 mV/V ∆VO/VO Load Regulation IO = 5 to 400mA* 5 25 mV/V VI -VO Dropout Voltage IO = 400mA* 0.5 0.9 V IO = 150mA 0.25 0.5 V Iq Quiescent Current IO = 0mA 1.2 3 mA IO = 150mA 40 70 mA IO = 400mA* 80 140 mA IO Max Output Current 870 mA ISC Output Short Circuit Current (fold back condition) 230 mA L4805-L4808-L4885-L4892-L4810-L4812 3/7 |
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