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BA178M20T 数据表(PDF) 7 Page - Rohm |
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BA178M20T 数据表(HTML) 7 Page - Rohm |
7 / 11 page BA178M!!T / BA178M!!FP series Regulator ICs <BA178M15T / FP individual specifications> (unless otherwise noted, Ta=25 °C, VIN=23V, IO=350mA) Parameter Symbol Min. Typ. Max. Unit Conditions Measurement circuit VO1 14.4 15.0 15.6 V IO =350mA VO2 14.25 − 15.75 V Reg.I1 − 6 100 mV Reg.I2 − 350 mV R.R. 54 60 − dB Reg.L1 − 20 300 mV IO =5~500mA Reg.L2 − 10 150 mV IO =5~200mA TCVO −−0.6 − Vn − 130 −µV f =10Hz~100kHz Vd − 2.0 − V IO =500mA Ib − 4.5 6.0 mA IO =0mA Ib1 −− 0.5 mA IO =5~350mA Ib2 −− 0.8 mA IO −P − 875 − mA Tj =25 °C IOS − 0.17 − A VIN =30V VIN =17.5~30V, IO=5~350mA VIN =17.5~30V, IO=200mA VIN =20~30V, IO=200mA eIN =1Vrms, f=120Hz, IO=100mA IO =5mA, Tj=0~125 °C VIN =17.5~30V, IO=200mA mV/ °C Output voltage 1 Output voltage 2 Input stability 1 Input stability 2 Ripple rejection ratio Load regulation 1 Load regulation 2 Temperature coefficient of output voltage Output noise voltage Minimum I/O voltage differential Bias current Bias current change 1 Bias current change 2 Peak output current Output short-circuit current Fig.1 Fig.1 Fig.1 Fig.1 Fig.2 Fig.1 Fig.1 Fig.1 Fig.3 Fig.4 Fig.5 Fig.5 Fig.5 Fig.1 Fig.6 <BA178M18T / FP individual specifications> (unless otherwise noted, Ta=25 °C, VIN=27V, IO=350mA) Parameter Symbol Min. Typ. Max. Unit Conditions Measurement circuit VO1 17.3 18.0 18.7 V IO =350mA VO2 17.1 − 18.9 V Reg.I1 − 7 100 mV Reg.I2 − 350 mV R.R. 53 58 − dB Reg.L1 − 20 360 mV IO =5~500mA Reg.L2 − 10 180 mV IO =5~200mA TCVO −−0.6 − Vn − 140 −µVf=10Hz~100kHz Vd − 2.0 − VIO =500mA Ib − 4.5 6.0 mA IO =0mA Ib1 −− 0.5 mA IO =5~350mA Ib2 −− 0.8 mA IO −P − 875 − mA Tj =25 °C IOS − 0.17 − AVIN =30V VIN =21~33V, IO=5~350mA VIN =21~33V, IO=200mA VIN =24~33V, IO=200mA eIN =1Vrms, f=120Hz, IO=100mA IO =5mA, Tj=0~125 °C VIN =21~33V, IO=200mA mV/ °C Output voltage 1 Output voltage 2 Input stability 1 Input stability 2 Ripple rejection ratio Load regulation 1 Load regulation 2 Temperature coefficient of output voltage Output noise voltage Minimum I/O voltage differential Bias current Bias current change 1 Bias current change 2 Peak output current Output short-circuit current Fig.1 Fig.1 Fig.1 Fig.1 Fig.2 Fig.1 Fig.1 Fig.1 Fig.3 Fig.4 Fig.5 Fig.5 Fig.5 Fig.1 Fig.6 |
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