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6 / 41 page 7.6 Electrical Characteristics: Low-Quiescent Current Mode At TA = 25°C, VS = ±15 V, BW pin left open, and RL = 100 Ω connected to mid-supply (unless otherwise noted). PARAMETER TEST CONDITIONS MIN TYP MAX UNIT AC PERFORMANCE BW Bandwidth, –3 dB RL = 1 kΩ 35 MHz RL = 100 Ω 31 Bandwidth for 0.1-dB flatness VO = 10 mVPP, RL = 100 Ω, RS = 50 Ω 2.3 MHz SR Slew rate VO = 20-V step, VIN-SR = 4000 V/µs 3750 V/µs Rise and fall time VO = 200-mV step 4 ns Settling time to 0.1% VO = 20-V step, VIN-SR = 2500 V/µs 400 ns Settling time to 1% VO = 20-V step, VIN-SR = 2500 V/µs 90 ns en Voltage noise f = 1 kHz 8.1 nV/√ Hz in Current noise f = 10 kHz 0.3 pA/√ Hz HD2 2nd-harmonic distortion VO = 2 VPP, f = 20 kHz –54 dBc VO = 10 VPP, f = 20 kHz –65 HD3 3rd-harmonic distortion VO = 2 VPP, f = 20 kHz –40 dBc VO = 10 VPP, f = 20 kHz –44 DC PERFORMANCE VOS Input offset voltage TA = 25℃ (see Figure 26) 36 65 mV Input offset voltage drift(1) TA = –40℃ to 125℃ (see Figure 28) 175 µV/ ℃ IB Input bias current VIN = 0 V 0.03 0.25 µA G Gain VO = ±10 V, RL = 1 kΩ 0.95 0.99 V/V VO = ±10 V, RL = 100 Ω 0.93 0.95 VO = ±10 V, RL = 67 Ω 0.91 0.93 INPUT Linear input voltage range RL = 1 kΩ, IB < 10 µA –13 13 V ZIN Input impedance RL = 100 Ω 1400 || 5 MΩ || pF OUTPUT Output headroom to supplies IO = ±10 mA 1.6 1.8 V IO = ±100 mA 2.0 2.2 IO = ±150 mA 2.2 2.5 IO Current output, continuous ±250 mA ISC Short-circuit current ±350 ±550 mA ZO Output impedance DC, IO = 10 mA 7 Ω POWER SUPPLY VS Operating voltage range ±2.25 ±18 V IQ Quiescent current IO = 0 1.5 2.3 mA PSRR Power-supply rejection ratio VS = ±2.25 V to ±18 V 64 80 dB THERMAL SHUTDOWN Thermal shutdown temperature 180 ℃ (1) Based on electrical characterization over temperature of 35 devices. BUF634A SBOS948D – FEBRUARY 2019 – REVISED SEPTEMBER 2020 www.ti.com 6 Submit Document Feedback Copyright © 2020 Texas Instruments Incorporated Product Folder Links: BUF634A |
Số phần tương tự - BUF634A_V03 |
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Mô tả tương tự - BUF634A_V03 |
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