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UTCLM79XX LINEAR INTEGRATED CIRCUIT UTC UNISONIC TECHNOLOGIES CO., LTD. 2 QW-R101-007,B ABSOLUTE MAXIMUM RATINGS(Ta=25°C) PARAMETER SYMBOL VALUE UNIT Input voltage Vi -35 V Thermal resistance junction-air R θ JA 65 °C /W Thermal resistance junction-cases R θ JC 5 °C /W Operating Temperature Topr 0 ~ +125 °C Storage Temperature Tstg -65 ~ +150 °C UTC7905 ELECTRICAL CHARACTERISTICS (Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-10V,Ci=33uF,Co=1uF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Tj=25 °C -4.80 -5.0 -5.20 V Output voltage Vo 5.0mA<Io<1.0A,Po<15W Vi=-7V to -20V -4.75 -5.25 V Line regulation ∆Vo Tj=25 °C,Vi=-7V to -25V 10 100 mV Tj=25 °C,Vi=-8V to -12V mV Load regulation ∆Vo Tj=25 °C,Io=5.0mA to 1.5A 10 100 mV Tj=25 °C,Io=250mA to 750mA 3 50 mV Quiescent current IQ Tj=25 °C 3 6 mA Quiescent current change ∆IQ Io=5mA to 1.0A 0.05 0.5 mA Vi=-7V to -25V 0.1 1.3 mA Output voltage drift ∆Vo/∆T Io=5mA -0.4 mV/ °C Output noise voltage VN f=10hz to 100kHz,Ta=25 °C 100 µV Ripple rejection RR f=120Hz, Vi=-8V to -18V 54 60 dB Dropout voltage Vo Io=1.0A,Tj=25 °C 2 V Short circuit current Isc Vi=-35V,Ta=25 °C 300 mA peak current Ipk Tj=25 °C 2.2 A UTC7906 ELECTRICAL CHARACTERISTICS (Refer to test circuits, 0<Tj<125°C,Io=500mA,Vi=-11V,Ci=2.2uF,Co=1uF,unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT Tj=25 °C -5.76 -6.00 -6.24 V Output voltage Vo 5.0mA<Io<1.0A,Po<15W Vi=-8V to -21V -5.70 -6.30 V Line regulation ∆Vo Tj=25 °C,Vi=-8V to -25V 10 120 mV Tj=25 °C,Vi=-9V to -13V 5 60 mV Load regulation ∆Vo Tj=25 °C,Io=5.0mA to 1.5A 10 120 mV Tj=25 °C,Io=250mA to 750mA 3 60 mV Quiescent current IQ Tj=25 °C 3 6 mA Quiescent current change ∆IQ Io=5mA to 1.0A 0.5 mA Vi=-8V to -25V 1.3 mA Output voltage drift ∆Vo/∆T Io=5mA -0.5 mV/ °C Output noise voltage VN f=10hz to 100kHz,Ta=25 °C 130 µV Ripple rejection RR f=120Hz, Vi=-9V to -19V 54 60 dB Dropout voltage Vo Io=1.0A,Tj=25 °C 2 V Short circuit current Isc Vi=-35V,Ta=25 °C 300 mA peak current Ipk Tj=25 °C 2.2 A |
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