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L78S75CV データシート(PDF) 10 Page - STMicroelectronics |
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L78S75CV データシート(HTML) 10 Page - STMicroelectronics |
10 / 31 page Electrical characteristics L78Sxx - L78SxxC 10/31 Table 9. Electrical characteristics of L78S15 (refer to the test circuits, TJ = 25 °C, VI = 23 V, IO = 500 mA, unless otherwise specified) Symbol Parameter Test conditions Min. Typ. Max. Unit VO Output voltage 14.4 15 15.6 V VO Output voltage IO = 1A, VI = 17.5V 14.25 15 15.75 V ΔVO Line regulation VI = 17.5 to 30V 300 mV VI = 20 to 26V 150 ΔVO Load regulation IO = 20 mA to 2A 180 mV IQ Quiescent current 8 mA ΔIQ Quiescent current change IO = 20mA to 1A 0.5 mA VI = 17.5 to 30 V, IO = 20mA 1 ΔVO/ΔT Output voltage drift IO = 5mA, TJ = -55°C to 150°C -1 mV/°C eN Output noise voltage B =10Hz to 100kHz 90 µV SVR Supply voltage rejection f = 120Hz 52 dB VI Operating input voltage IO ≤1.5A 18 V RO Output resistance f = 1 kHz 19 m Ω Isc Short circuit current VI = 27V 500 mA Iscp Short circuit peak current 3 A Table 10. Electrical characteristics of L78S18 (refer to the test circuits, TJ = 25 °C, VI = 26 V, IO = 500 mA, unless otherwise specified) Symbol Parameter Test conditions Min. Typ. Max. Unit VO Output voltage 17.1 18 18.9 V VO Output voltage IO = 1A, VI = 20.5V 17 18 19 V ΔVO Line regulation VI = 20.5 to 30V 360 mV VI = 22 to 28V 180 ΔVO Load regulation IO = 20 mA to 2A 200 mV IQ Quiescent current 8 mA ΔIQ Quiescent current change IO = 20mA to 1A 0.5 mA VI = 20.5 to 30 V, IO = 20mA 1 ΔVO/ΔT Output voltage drift IO = 5mA, TJ = -55°C to 150°C -1 mV/°C eN Output noise voltage B =10Hz to 100kHz 110 µV SVR Supply voltage rejection f = 120Hz 49 dB VI Operating input voltage IO ≤1.5A 21 V RO Output resistance f = 1 kHz 22 m Ω Isc Short circuit current VI = 27V 500 mA Iscp Short circuit peak current 3 A |
同様の部品番号 - L78S75CV |
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同様の説明 - L78S75CV |
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