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TOP250G-TL Datasheet(PDF) 35 Page - Power Integrations, Inc. |
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TOP250G-TL Datasheet(HTML) 35 Page - Power Integrations, Inc. |
35 / 52 page TOP242-250 35 M 12/04 Parameter Symbol Conditions SOURCE = 0 V; T J = -40 to 125 °C See Figure 53 (Unless Otherwise Specified) Min Typ Max Units SHUTDOWN/AUTO-RESTART (cont.) Auto-Restart Duty Cycle DC (AR) 4 8 % Auto-Restart Frequency f (AR) 1.0 Hz MULTI-FUNCTION (M), LINE-SENSE (L) AND EXTERNAL CURRENT LIMIT (X) INPUTS Line Under- Voltage Threshold Current and Hys- teresis (M or L Pin) I UV T J = 25 °C Threshold 44 50 54 µ A Hysteresis 30 µ A Line Overvoltage or Remote ON/OFF Threshold Current and Hysteresis (M or L Pin) I OV T J = 25 °C Threshold 210 225 240 µ A Hysteresis 8 µ A L Pin Voltage Threshold V L(TH) 0.5 1.0 1.6 V Remote ON/OFF Negative Threshold Current and Hysteresis (M or X Pin) I REM (N) T J = 25 °C Threshold -35 -27 -20 µ A Hysteresis 5 µ A L or M Pin Short Circuit Current I L(SC) or I M(SC) V L, VM = VC 300 400 520 µ A X or M Pin Short Circuit Current I X(SC) or I M(SC) V X, VM = 0 V Normal Mode -300 -240 -180 µ A Auto-Restart Mode -110 -90 -70 L or M Pin Voltage (Positive Current) V L, VM I L or IM = 50 µA 1.90 2.50 3.00 V I L or IM = 225 µA 2.30 2.90 3.30 X Pin Voltage (Negative Current) V X I X = -50 µA 1.26 1.33 1.40 V I X = -150 µA 1.18 1.24 1.30 M Pin Voltage (Negative Current) V M I M = -50 µA 1.24 1.31 1.39 V I M = -150 µA 1.13 1.19 1.25 Maximum Duty Cycle Reduction Onset Threshold Current I L(DC) or I M(DC) T J = 25 °C 40 60 75 µ A |
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