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TL431AQDBVRQ1 データシート(PDF) 3 Page - Texas Instruments |
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TL431AQDBVRQ1 データシート(HTML) 3 Page - Texas Instruments |
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3 / 26 page  TL431−Q1 ADJUSTABLE PRECISION SHUNT REGULATOR SGLS302D − MARCH 2005 − REVISED MARCH 2013 3 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise noted) PARAMETER TEST TEST CONDITIONS TL431Q UNIT PARAMETER TEST CIRCUIT TEST CONDITIONS MIN TYP MAX UNIT Vref Reference voltage 2 VKA = Vref, IKA = 10 mA 2440 2495 2550 mV VI(dev) Deviation of reference voltage over full temperature range (see Figure 1) 2 VKA = Vref, IKA = 10 mA, TA = −40°C to 125°C 14 34 mV DVref Ratio of change in reference voltage 3 I 10 mA ΔVKA = 10 V − Vref −1.4 −2.7 mV DVref DVKA Ratio of change in reference voltage to the change in cathode voltage 3 IKA = 10 mA ΔVKA = 36 V − 10 V −1 −2 mV V Iref Reference current 3 IKA = 10 mA, R1 = 10 kΩ, R2 = ∞ 2 4 μA II(dev) Deviation of reference current over full temperature range (see Figure 1) 3 IKA = 10 mA, R1 = 10 kΩ, R2 = ∞, TA = −40°C to 125°C 0.8 2.5 μA Imin Minimum cathode current for regulation 2 VKA = Vref 0.4 1 mA Ioff Off-state cathode current 4 VKA = 36 V, Vref = 0 0.1 1 μA |zKA| Dynamic impedance (see Figure 1) 2 IKA = 1 mA to 100 mA, VKA = Vref, f ≤ 1 kHz 0.2 0.5 Ω electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise noted) PARAMETER TEST TEST CONDITIONS TL431AQ UNIT PARAMETER TEST CIRCUIT TEST CONDITIONS MIN TYP MAX UNIT Vref Reference voltage 2 VKA = Vref, IKA = 10 mA 2470 2495 2520 mV VI(dev) Deviation of reference voltage over full temperature range (see Figure 1) 2 VKA = Vref, IKA = 10 mA, TA = −40°C to 125°C 14 34 mV DVref Ratio of change in reference voltage 3 I 10 mA ΔVKA = 10 V − Vref −1.4 −2.7 mV DVref DVKA Ratio of change in reference voltage to the change in cathode voltage 3 IKA = 10 mA ΔVKA = 36 V − 10 V −1 −2 mV V Iref Reference current 3 IKA = 10 mA, R1 = 10 kΩ, R2 = ∞ 2 4 μA II(dev) Deviation of reference current over full temperature range (see Figure 1) 3 IKA = 10 mA, R1 = 10 kΩ, R2 = ∞, TA = −40°C to 125°C 0.8 2.5 μA Imin Minimum cathode current for regulation 2 VKA = Vref 0.4 0.7 mA Ioff Off-state cathode current 4 VKA = 36 V, Vref = 0 0.1 0.5 μA |zKA| Dynamic impedance (see Figure 1) 2 IKA = 1 mA to 100 mA, VKA = Vref, f ≤ 1 kHz 0.2 0.5 Ω |
同様の部品番号 - TL431AQDBVRQ1 |
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同様の説明 - TL431AQDBVRQ1 |
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