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BU7481G Datasheet(PDF) 7 Page - Rohm |
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BU7481G Datasheet(HTML) 7 Page - Rohm |
7 / 27 page Technical Note 7/26 www.rohm.com 2010.12 - Rev.A © 2010 ROHM Co., Ltd. All rights reserved. BU7291G,BU7291SG,BU7255HFV,BU7255SHFV, BU7495HFV,BU7495SHFV,BU7481G,BU7481SG,BU7485G,BU7485SG,BU5281G,BU5281SG ○ BU5281 family(Unless otherwise specified VDD=+3[V], VSS=0[V], Ta=25[℃]) Parameter Symbol Temperature Range Limits Unit Condition BU5281G, BU5281SG Min. Typ. Max. Input Offset Voltage (*17) Vio 25℃ - 0.1 2.5 mV - Input Offset Voltage drift (*17) ΔVio/ΔT - - 0.8 - μV/℃ - Input Offset Current (*17) Iio 25℃ - 1 - pA - Input Bias Current (*17) Ib 25℃ - 1 - pA - Supply Current (*18) IDD 25℃ - 750 1000 μA RL=∞ All Op-Amps AV=0[dB],VIN=0.9[V] Full range - - 1200 High Level Output Voltage VOH 25℃ VDD-0.1 - - V RL=10[kΩ] Low Level Output Voltage VOL 25℃ - - VSS+0.1 V RL=10[kΩ] Large Signal Voltage Gain AV 25℃ 70 110 - dB RL=10[kΩ] Input Common-mode Voltage Range Vicm 25℃ 0 - 1.8 V VSS ~ VDD - 1.2[V] Common-mode Rejection Ratio CMRR 25℃ 45 60 - dB - Power Supply Rejection Ratio PSRR 25℃ 60 80 - dB - Output Source Current (*19) IOH 25℃ 5 8 - mA VDD-0.4[V] Output Sink Current (*19) IOL 25℃ 10 16 - mA VSS+0.4[V] Slew Rate SR 25℃ - 2.0 - V/μs CL=25[pF] Gain Band width FT 25℃ - 3 - MHz CL=25[pF], AV=40[dB] Phase Margin θ 25℃ - 40 - ° CL=25[pF], AV=40[dB] Input Referred Noise Voltage Vin 25℃ - 18 - nV/(Hz) 1/2 AV=40[dB], f=1[kHz] - 3.2 - μVrms AV=40[dB], DINAUDIO Total Harmonic Distortion THD 25℃ - 0.003 - % VOUT=0.4[Vp-p], f=1[kHz] (*17) Absolute value (*18) Full range BU5281: Ta=-40[℃]~+85[℃] BU5281S: Ta=-40[℃]~+105[℃] (*19) Under the high temperature environment, consider the power dissipation of IC when selecting the output current. When the terminal short circuits are continuously output, the output current is reduced to climb to the temperature inside IC. |
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