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TS4962M データシート(PDF) 7 Page - STMicroelectronics |
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TS4962M データシート(HTML) 7 Page - STMicroelectronics |
7 / 32 page TS4962M Electrical Characteristics 7/32 Table 7. VCC = +5V, GND = 0V, VIC =2.5V, Tamb = 25°C (unless otherwise specified) (1) Symbol Parameter Conditions Min. Typ. Max. Unit ICC Supply Current No input signal, no load 1.9 2.7 mA ISTBY Standby Current (2) No input signal, VSTBY = GND 10 1000 nA VOO Output Offset Voltage No input signal, RL =8Ω 325 mV Pout Output Power G=6dB THD = 1% Max, F = 1kHz, RL =4Ω THD = 10% Max, F = 1kHz, RL =4Ω THD = 1% Max, F = 1kHz, RL =8Ω THD = 10% Max, F = 1kHz, RL =8Ω 0.75 1 0.5 0.6 W THD + N Total Harmonic Distortion + Noise Pout = 350mWRMS, G = 6dB, 20Hz < F < 20kHz RL =8Ω + 15µH, BW < 30kHz Pout =350mWRMS, G = 6dB, F = 1kHz, RL =8Ω + 15µH, BW < 30kHz 1 0.21 % Efficiency Efficiency Pout =0.7WRMS, RL =4Ω + ≥ 15µH Pout =0.45WRMS, RL =8Ω+ ≥ 15µH 78 88 % PSRR Power Supply Rejection Ratio with Inputs Grounded (3) F = 217Hz, RL =8Ω, G=6dB, Vripple = 200mVpp 60 dB CMRR Common Mode Rejection Ratio F = 217Hz, RL =8Ω, G=6dB, ∆Vicm =200mVpp 54 dB Gain Gain Value Rin in kΩ V/V RSTBY Internal Resistance from Standby to GND 273 300 327 k Ω FPWM Pulse Width Modulator Base Frequency 180 250 320 kHz SNR Signal to Noise Ratio A Weighting, Pout = 0.4W, RL =8Ω 82 dB tWU Wake-upTime 5 10 ms tSTBY Standby Time 5 10 ms VN Output Voltage Noise f = 20Hz to 20kHz, G = 6dB Unweighted RL =4Ω A weighted RL =4Ω 83 57 µVRMS Unweighted RL =8Ω A weighted RL =8Ω 83 61 Unweighted RL =4Ω + 15µH A weighted RL =4Ω + 15µH 81 58 Unweighted RL =4Ω + 30µH A weighted RL =4Ω + 30µH 87 62 Unweighted RL =8Ω + 30µH A weighted RL =8Ω + 30µH 77 56 Unweighted RL =4Ω + Filter A weighted RL =4Ω + Filter 85 63 Unweighted RL =4Ω + Filter A weighted RL =4Ω + Filter 80 57 1. All electrical values are guaranteed with correlation measurements at 2.5V and 5V. 2. Standby mode is active when VSTBY is tied to GND. 3. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the superimposed sinusoidal signal to VCC @ F = 217Hz. 273k Ω R in ------------------ 300k Ω R in ------------------ 327k Ω R in ------------------ |
同様の部品番号 - TS4962M |
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同様の説明 - TS4962M |
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