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R1173H291D Datasheet(PDF) 5 Page - RICOH electronics devices division |
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R1173H291D Datasheet(HTML) 5 Page - RICOH electronics devices division |
5 / 33 page R1173x 5 ELECTRICAL CHARACTERISTICS • R1173xxxxB/D (Fixed Output Voltage Type) Topt =25°C Symbol Item Conditions Min. Typ. Max. Unit VIN Input Voltage 1.4 6.0 V ISS Supply Current VIN −VOUT=1.0V, VCE=VIN, IOUT=0A 60 100 µA Istandby Standby Current VIN = 6.0V, VCE=0V 0.1 1.0 µA VOUT>1.5V ×0.98 ×1.02 V VOUT Output voltage VIN −VOUT=1.0V IOUT =100mA VOUT < = 1.5V −30 +30 mV IOUT Output Current VIN −VOUT=1.0V 1 A VIN −VOUT=0.3V, 1mA < = IOUT < = 300mA If VOUT < = 1.1V, then VIN=1.4V −15 −2 15 ∆VOUT/ ∆IOUT Load regulation VIN −VOUT=0.3V, 1mA < = IOUT < = 1A If VOUT < = 1.1V, then VIN=1.7V −3 mV VDIF Dropout Voltage Refer to the following table ∆VOUT/ ∆VIN Line regulation IOUT =100mA, VOUT+0.5V < = VIN < = 6.0V If VOUT < = 0.9V, 1.4V < = VIN < = 6.0V 0.05 0.20 %/V RR Ripple Rejection f =1kHz (VOUT < = 4.0V) f =1kHz (VOUT>4.0V) Ripple 0.5Vp-p,VIN −VOUT=1.0V, IOUT=100mA If VOUT < = 1.2V, VIN−VOUT=1.5V, IOUT=100mA 70 60 dB ∆VOUT/ ∆Topt Output Voltage Temperature Coefficient IOUT =100mA, −40°C < = Topt < = 85°C ±100 ppm/ °C Ilim Short Current Limit VOUT =0V 250 mA RPD Pull-down resistance for CE pin 1.9 5.0 15.0 M Ω VCEH CE Input Voltage "H" 1.0 6.0 V VCEL CE Input Voltage "L" 0 0.4 V TTSD Thermal Shutdown Detector Threshold Temperature Junction Temperature 150 °C TTSR Thermal Shutdown Released Temperature Junction Temperature 120 °C en Output Noise BW =10Hz to 100kHz 30 µVrms • Dropout Voltage by Output Voltage Topt =25°C Dropout Voltage VDIF (V) IOUT =300mA IOUT =1A Output Voltage VOUT (V) Typ. Max. Typ. 0.8 < = VOUT < 0.9 0.33 0.57 0.72 0.9 < = VOUT < 1.0 0.22 0.47 0.64 1.0 < = VOUT < 1.5 0.18 0.32 0.56 1.5 < = VOUT < 2.6 0.10 0.15 0.32 2.6 < = VOUT 0.05 0.10 0.18 |
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