ZHCSA03C july 2012 – november 2020 TL1431-SP
PRODUCTION DATA
| PARAMETER | TEST CONDITIONS | TA (2) | TEST CIRCUIT | MIN | TYP | MAX | UNIT | |
|---|---|---|---|---|---|---|---|---|
| VI(ref) | Reference input voltage | VKA = VI(ref) | 25°C | Figure 7-1 | 2475 | 2500 | 2540 | mV |
| Full range | 2460 | 2550 | ||||||
| VI(dev) | Deviation of reference input voltage over full temperature range(3) | VKA = VI(ref) | Full range | Figure 7-1 | 17 | 55(1) | mV | |
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Ratio of change in reference input voltage to the change in cathode voltage | ΔVKA = 3 V to 36 V | Full range | Figure 7-2 | –1.1 | –2 | mV/V | |
| II(ref) | Reference input current | R1 = 10 k?, R2 = ∞ | 25°C | Figure 7-2 | 1.5 | 2.5 | μA | |
| Full range | 5 | |||||||
| II(dev) | Deviation of reference input current over full temperature range(3) | R1 = 10 k?, R2 = ∞ | Full range | Figure 7-2 | 0.5 | 3(1) | μA | |
| Imin | Minimum cathode current for regulation | VKA = VI(ref) | 25°C | Figure 7-1 | 0.45 | 1 | mA | |
| Ioff | Off-state cathode current | VKA = 36 V, VI(ref) = 0 | 25°C | Figure 7-3 | 0.18 | 0.5 | μA | |
| Full range | 2 | |||||||
| |zKA| | Output impedance(4) | VKA =
VI(ref), f ≤ 1 kHz, IKA = 1 mA to 100 mA |
25°C | Figure 7-1 | 0.2 | 0.4 | ? | |
, which is approximately equal to
.