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6 page 
HI-SINCERITY MICROELECTRONICS CORP. Spec. No. : IC200405 Issued Date : 2004.04.01 Revised Date : 2006.01.19 Page No. : 6/12 H78XXAJ / BJ, H78XXAI / BI, H78XXANE / BNE, H78XXAE / BE HSMC Product Specification H7812 Series Electrical Characteristics V IN=19V, IOUT=500mA, CIN=0.33uF, COUT=0.1uF, 0°C≤TJ≤125°C (unless otherwise specified) H7812AJ/AI/ANE/AE Symbol Parameter Conditions Min Typ Max Units T J=25°C, IOUT=500mA 11.64 12 12.36 5mA ≤I OUT≤1A V O Output Voltage 14V ≤V IN≤30V, POUT≤15W 11.64 12 12.36 V T J=25°C, 14.5V≤VIN≤30V - 10 120 ∆V O Line Regulation T J=25°C, 16V≤VIN≤22V -3 60 mV T J=25°C, 5mA≤IOUT≤1A - 12 100 ∆V O Load Regulation T J=25°C, 250mA≤IOUT≤750mA -4 60 mV I B Quiescent Current I OUT=5mA, Tj=25°C -3.9 8 mA I OUT=500mA, 14.5V≤VIN≤30V, TJ=25 oC -- 1.3 ∆I B Quiescent Current Change 5mA ≤I OUT≤1A, VIN=19V, TJ=25 oC -- 0.5 mA eN Output Noise Voltage B=10Hz~100KHz, I OUT=50mA, TJ=25°C - - 90 uV/V O RR Ripple Rejection 19V ≤V IN≤25V, f=120Hz, IOUT=50mA, T J=25 oC 50 66 - dB V D Dropout Voltage T J=25°C, IOUT=1A -2 2.5 V R O Output Resistance f=1KHz - 18 - m Ω I SC Short Circuit Current T J=25°C -2.3 2.8 A ∆V O/∆T Output Voltage Drift 0oC ≤T J≤125 oC -- 1.6 mV/ °C H7812BJ/BI/BNE/BE Symbol Parameter Conditions Min Typ Max Units T J=25°C, IOUT=500mA 11.4 12 12.6 5mA ≤I OUT≤1A V O Output Voltage 14V ≤V IN≤30V, POUT≤15W 11.4 12 12.6 V T J=25°C, 14.5V≤VIN≤30V - 10 240 ∆V O Line Regulation T J=25°C, 16V≤VIN≤22V - 3 120 mV T J=25°C, 5mA≤IOUT≤1A - 12 240 ∆V O Load Regulation T J=25°C, 250mA≤IOUT≤750mA - 4 120 mV I B Quiescent Current I OUT=5mA, TJ=25°C -3.9 8 mA I OUT=500mA, 14.5V≤VIN≤30V, TJ=25 oC -- 1.3 ∆I B Quiescent Current Change 5mA ≤I OUT≤1A, VIN=19V, TJ=25 oC -- 0.5 mA eN Output Noise Voltage B=10Hz~100KHz, I OUT=50mA, TJ=25°C - - 90 uV/V O RR Ripple Rejection 19V ≤V IN≤25V, f=120Hz, IOUT=50mA, T J=25 oC 50 66 - dB V D Dropout Voltage T J=25°C, IOUT=1A -2 2.5 V R O Output Resistance f=1KHz - 18 - m Ω I SC Short Circuit Current T j=25°C -2.3 2.8 A ∆V O/∆T Output Voltage Drift 0oC ≤T J≤125 oC -- 1.6 mV/ °C |
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