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LMV431BIMFX データシート(PDF) 5 Page - National Semiconductor (TI) |
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LMV431BIMFX データシート(HTML) 5 Page - National Semiconductor (TI) |
5 / 16 page LMV431I Electrical Characteristics T A = 25˚C unless otherwise specified Symbol Parameter Conditions Min Typ Max Units V REF Reference Voltage V Z =VREF,IZ = 10mA (See Figure 1 ) T A = 25˚C 1.222 1.24 1.258 V T A = Full Range 1.202 1.278 V DEV Deviation of Reference Input Voltage Over Temperature (Note 4) V Z =VREF,IZ = 10mA, T A = Full Range (See Figure 1) 620 mV Ratio of the Change in Reference Voltage to the Change in Cathode Voltage I Z = 10mA (see Figure 2 ) V Z from VREF to 6V R 1 = 10k, R2 = ∞ and 2.6k −1.5 −2.7 mV/V I REF Reference Input Current R 1 = 10k Ω,R 2 = ∞ I I = 10mA (see Figure 2) 0.15 0.5 µA ∝I REF Deviation of Reference Input Current over Temperature R 1 = 10k Ω,R 2 = ∞, I I = 10mA, TA = Full Range (see Figure 2) 0.1 0.4 µA I Z(MIN) Minimum Cathode Current for Regulation V Z =VREF (see Figure 1) 55 80 µA I Z(OFF) Off-State Current V Z = 6V, VREF =0V (see Figure 3 ) 0.001 0.1 µA r Z Dynamic Output Impedance (Note 5) V Z =VREF,IZ = 0.1mA to 15mA Frequency = 0Hz (see Figure 1) 0.25 0.4 Ω LMV431AC Electrical Characteristics T A = 25˚C unless otherwise specified Symbol Parameter Conditions Min Typ Max Units V REF Reference Voltage V Z =VREF,IZ =10 mA (See Figure 1 ) T A = 25˚C 1.228 1.24 1.252 V T A = Full Range 1.221 1.259 V DEV Deviation of Reference Input Voltage Over Temperature (Note 4) V Z =VREF,IZ = 10mA, T A = Full Range (See Figure 1) 412 mV Ratio of the Change in Reference Voltage to the Change in Cathode Voltage I Z =10 mA (see Figure 2 ) V Z from VREF to 6V R 1 = 10k, R2 = ∞ and 2.6k −1.5 −2.7 mV/V I REF Reference Input Current R 1 =1 k Ω,R 2 = ∞ I I =10 mA (see Figure 2) 0.15 0.50 µA ∝I REF Deviation of Reference Input Current over Temperature R 1 =10 k Ω,R 2 = ∞, I I = 10 mA, TA = Full Range (see Figure 2) 0.05 0.3 µA I Z(MIN) Minimum Cathode Current for Regulation V Z =VREF (see Figure 1) 55 80 µA I Z(OFF) Off-State Current V Z = 6V, VREF =0V (see Figure 3 ) 0.001 0.1 µA r Z Dynamic Output Impedance (Note 5) V Z =VREF,IZ = 0.1mA to 15mA Frequency = 0 Hz (see Figure 1) 0.25 0.4 Ω www.national.com 5 |
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