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TDA4817 Datasheet(PDF) 7 Page - Siemens Semiconductor Group |
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TDA4817 Datasheet(HTML) 7 Page - Siemens Semiconductor Group |
7 / 12 page Semiconductor Group 7 1) VM1 = 1 V VM2 = VREF + 1 V 2) Step function on comparator input ∆V Comp from – 100 mV to + 100 mV. Z-Diode ( V S) Z-voltage (observe P max) V Z 13 15.5 17 V I Z = 200 mA Multiplier Quadrant for input voltages Input voltage M1 Reference level for M1 Input voltage M2 Reference level for M2 Input current M1, M2 Max. output voltage Multiplier gain Multiplier gain Temperature response of coefficient V M1 V REF M1 V M2 V REF M2 – I I V QM max C Q25 C Q ∆TC/C Q 0 V REF 0 0.62 0.55 – 0.3 I. 0 V REF 1.6 0.67 – 0.1 2 V REF + 1 2 0.72 0.77 0.1 qu V V V V µA V V– 1 V– 1 %/K T j = 25 ˚C 1) 1) Delay Times Input comparator-QSIP t I 500 700 ns 2) Detector Upper switching voltage for voltage rising (H) Lower switching voltage for voltage falling (L) Input current Clamping-diode level positive negative Switching hysteresis V DetH V DetL – I Det V Det + V Det – V Dethy 1.0 0.95 50 1.3 6.9 0.6 1.6 10 300 V V µA V mV 0.9 V < V Det < 6 V I Det = 3 mA I Det = 3 mA Calculation of output voltage V QM: VQM = C x VM1 x VM2 in V. Characteristics (cont’d) V SON < VS < VZ; TA = – 25 to 85 ˚C Parameter Symbol Limit Values Unit Test Condition min. typ. max. TDA 4817 |
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