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| NJM2146B VOLTAGE AND CURRENT CONTROL IC s GENERAL DESCRIPTION The NJM2146B is a voltage and current control IC which contains single-supply low offset voltage OP-AMP(2mV max.),low operating OP-AMP, and precision voltage reference. It is suitable for battery charger, second controller of switching regulator systems, and other battery systems. s FEATURES qOperating Voltage (2.5V 18V) qInternal Precision Voltage Reference (1.5V1%) qPC Terminal Current (60mA max.) qOperating Current (3mA max.) qBipolar Technology qPackage Outline DIP8,DMP8,VSP8 s PIN CONFIGURATION PIN FUNCTION 1. PC 2. A -INPUT 3. A +INPUT 4. GND 5. B +INPUT 6. B -INPUT 7. VREF 8. V+ (Ta=25C) UNIT V s PACKAGE OUTLINE NJM2146BD NJM2146BM NJM2146BR 1 2 3 4 A -+ B +- VREF 8 7 6 5 s ABSOLUTE MAXIMUM RAINGS PARAMETER SYMBOL Supply Voltage V+ RATINGS 20 (Ach) 20 Differential Input Voltage VID V (Bch) 4 (DIP8) 500 Power Dissipation PD (DMP8) 300 mW (VSP8) 320 PC Terminal Current IPC 60 mA Operating Temperature Range Topr -40 85 C Storage Temperature Range Tstg -50 150 C (note)When the supply voltage is less than 20V, the absolute maximum input voltage is equal to the supply voltage s RECOMMENDED OPERATING CONDITIONS PARAMETER SYMBOL RATINGS Operating Voltage Vopr 2.5 18 (Ta=25C) UNIT V - 1/1 NJM2146B_databook00_01 NJM2146B s ELECTRICAL CHARACTERISTICS PARAMETER SYMBOL Operating Current ICC Leakage Current IPCLEAK Saturation Voltage VPC(SAT) Reference Voltage VREF Reference Voltage VREF/ Load Regulation IREF [Ach] PARAMETER SYMBOL Input Offset Voltage VIO Input Offset Current IIO Input Bias Current IB Large Signal Voltage Gain AV Input Common Mode Voltage Range VICM Common Mode Rejection Ratio CMR Supply Voltage Rejection Ratio SVR Slew Rate SR Gain Bandwidth Product GB [Bch] PARAMETER SYMBOL Input Offset Voltage VIO Input Offset Current IIO Input Bias Current IB Large Signal Voltage Gain AV Input Common Mode Voltage Range VICM Common Mode Rejection Ratio CMR Supply Voltage Rejection Ratio SVR Slew Rate SR Gain Bandwidth Product GB CONDITIONS IPC=off V+=VPC=20V IPC=50mA IREF=0mA IREF=0 5mA MIN. - - - 1485 - ( V+=5V, Ta=25C) TYP. MAX. UNIT 1 3 mA 100 - A 0.5 0.7 V 1500 1515 mV 30 mV - CONDITIONS f=10kHz CONDITIONS MIN. - - - - 0 to 3 - - - - MIN. - - - - - - - - TYP. 0.5 5 80 80 - 90 80 0.8 2 TYP. 1 10 100 80 - 90 80 0.5 1 MAX. 2 50 250 - - - - - - MAX. 6 50 300 - - - - - - UNIT mV nA nA dB V dB dB V/s MHz UNIT mV nA nA dB V dB dB V/s MHz 1.0 to 4.4 AV=1, VIN=2.5V1V f=10kHz - 2/2 NJM2146B_databook00_01 MEMO [CAUTION] The specifications on this databook are only given for information , without any guarantee as regards either mistakes or omissions. The application circuits in this databook are described only to show representative usages of the product and not intended for the guarantee or permission of any right including the industrial rights. |
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