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UC3178QP Fiches technique(PDF) 2 Page - Texas Instruments |
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UC3178QP Fiches technique(HTML) 2 Page - Texas Instruments |
2 / 8 page PLCC - 28 (Top View) QP Package ABSOLUTE MAXIMUM RATINGS THERMAL DATA UC3178 Input Supply Voltage, (VIN(+), VC(+)) . . . . . . . . . . . . . . . . . . 20V O/C Sense, Logic Inputs, and REF Input Maximum forced voltage . . . . . . . . . . . . . . . . . -0.3V to 10V Maximum forced current . . . . . . . . . . . . . . . . . . . . . . ±10mA A & B Amplifier Inputs . . . . . . . . . . . . . -0.3V to (VIN(+) + 1.0V) O/C Indicate Open Collector Output Voltage . . . . . . . . . . . . 20V A and B Output Currents(continuous) Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . Internally Limited Sink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.6A Output Diode Current (pulsed)* . . . . . . . . . . . . . . . . . . . . . 0.5A O/C Ind Output Current(continuous) . . . . . . . . . . . . . . . . 20mA Operating Junction Temperature . . . . . . . . . . . . . . . . . . +150 °C Storage Temperature . . . . . . . . . . . . . . . . . . . -65 °C to +150°C *Notes: Unless otherwise indicated, voltages are referenced to ground and currents are positive into, negative out of, the speci- fied terminals, "Pulsed" is defined as a less than 10% duty cy- cle pulse with a maximum duration of 500 µs. QP package: (see packaging section of UICC data book for more details on thermal performance) Thermal Resistance Junction to Leads, θjl . . . . . . . . 15°C/W Thermal Resistance Junction to Ambient, θja . . . 30-40°C/W CONNECTION DIAGRAM PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Input Supply VIN (+)Supply Current 12 16 mA VC(+) Supply Current IOUT = OA 1.2 2.0 mA Total Supply Current Supplies = 5V,IOUT = OA 12 16 mA Supplies = 12V,IOUT = OA 13 18 mA VIN(+) UVLO Threshold low to high 2.6 2.8 V UVLO Threshold Hysterisis 300 mV Over-Current (O/C) Comparator Input Bias Current V input = 0.8V -1.0 -.01 µA Thresholds low to high 0.97 1.0 1.03 V Threshold Hysterisis 85 100 115 mV O/C IND Vsat IOUT = 5mA, V input low 0.2 0.45 V O/C IND Leakage VOUT = 20V 5.0 µA Power Amplifiers A and B Input Offset Voltage A Amplifier, VCM = 6V 4.0 mV B Amplifier, VCM = 6V 12.0 mV Input Bias Current VCM = 6V -500 -50 µΑ CMRR VCM = 0.5 to 13V, Supplies = 15V 70 90 dB PSRR VIN(+) = 4 to 15V, VCM = 1.5V 70 90 dB Large Signal Voltage Gain Supplies = 12V, VOUT = 1V, IOUT = 300mA to VOUT = 10.5V, IOUT = -300mA 3.0 15.0 V/mV Unless otherwise stated specifications hold for TA = 0 °C to 70°C, VC(+) = VIN(+) = 12V, REF Input = VIN(+)/2, O/C Input & Inhibit Input = 0V. Note: The above numbers for θjl are maximums for the limiting thermal resistance of the package in a standard mounting con- figuration. The θja numbers are meant to be guidelines for the thermal performance of the device/pc-board system. All of the above numbers assume no ambient airflow. PACKAGE PIN FUNCTION FUNCTION PIN Inhibit 1 O/C Force 2 O/C Sense 3 Range 4 C/S(+) 5 Comp Adj 6 O/C Ind 7 AIN(+) 8 AIN(-) 9 VC(+) Supply 10 A Output 11 Pwr Gnd 12 Pwr Gnd 13 Pwr Gnd 14 Pwr Gnd 15 Pwr Gnd 16 Pwr Gnd 17 Pwr Gnd 18 B Output 19 VIN(+) 20 BIN(-) 21 BIN(+) 22 REF Input 23 C/S(-) 24 C/S Out 25 IDIF Out 26 IDIF REF 27 Ground 28 ELECTRICAL CHARACTERISTICS: 2 |
Numéro de pièce similaire - UC3178QP |
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Description similaire - UC3178QP |
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