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TLV431AQFTA Datasheet(PDF) 3 Page - Diodes Incorporated |
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TLV431AQFTA Datasheet(HTML) 3 Page - Diodes Incorporated |
3 / 13 page TLV431Q Document number: DS36915 Rev. 1 - 2 3 of 13 www.diodes.com February 2014 © Diodes Incorporated TLV431Q A Product Line of Diodes Incorporated Symbol Parameter Conditions Min Typ Max Units VREF Reference Voltage VKA = VREF, TA = +25°C TLV431AQ 1.228 1.24 1.252 V TLV431BQ 1.234 1.24 1.246 TLV431TQ 1.2375 1.24 1.2425 VKA = VREF, TA = 0 to +70°C TLV431AQ 1.221 — 1.259 TLV431BQ 1.227 — 1.253 TLV431TQ 1.230 — 1.250 VKA = VREF, TA = -40 to +85°C TLV431AQ 1.215 — 1.265 TLV431BQ 1.224 — 1.259 TLV431TQ 1.228 — 1.252 VKA = VREF, TA = -40 to +125°C TLV431AQ 1.209 — 1.271 TLV431BQ 1.221 — 1.265 TLV431TQ 1.224 — 1.255 VREF(dev) Deviation of reference voltage over full temperature range VKA = VREF TA = 0 to +70°C — 4 12 mV TA = -40 to +85°C — 6 20 TA = -40 to +125°C — 11 31 ∆VREF ∆VKA Ratio of change in reference voltage to the change in cathode voltage VKA for VREF to 6V — -1.5 -2.7 mV/V 18V — -1.5 -2.7 IREF Reference Input Current R1 = 10kΩ, R2 = OC — 0.15 0.5 µA IREF(dev) IREF deviation over full temperature range R1 = 10kΩ, R2 = OC TA = 0 to +70°C — 0.05 0.3 µA TA = -40 to +85°C — 0.1 0.4 TA = -40 to +125°C — 0.15 0.5 IKMIN Minimum cathode current for regulation VKA = VREF TA = 0 to +70°C — 55 80 µA TA = -40 to +85°C — 55 80 TA = -40 to +125°C — 55 100 IK(OFF) Off state current VKA = 18V, VREF = 0V — 0.001 0.1 µA ZKA Dynamic output impedance VKA = VREF, f = <1kHz IK = 0.1 to 15Ma — 0.25 0.4 Ω |
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