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IR3084A Datasheet(PDF) 3 Page - International Rectifier |
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IR3084A Datasheet(HTML) 3 Page - International Rectifier |
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3 / 45 page  IR3084A Page 3 of 45 10/30/2006 ELECTRICAL SPECIFICATIONS Unless otherwise specified, these specifications apply over: 9.5V V CC 16V, í0.3V VOSNSí 0.3V, 0 oC T J 100oC, ROSC = 24k &66'(/ µF ±10% PARAMETER TEST CONDITION MIN TYP MAX UNIT VDAC REFERENCE VID 1V, 10k526&N, 25 oC T J 100oC í0.5 0.5 % 0.8V VID < 1V, 10k526&N, 25 oC T J 100oC í5 +5 mV System Set-Point Accuracy (Deviation from Tables 1 & 2 per test circuit in Figure 1 which emulates in-VR operation) 0.5V VID<0.8V, 10k526&N, 25 oC T J 100oC í8 +8 mV Source Current Includes OCSET and VSETPT currents 104 113 122 $ Sink Current Includes OCSET and VSETPT currents 92 100 108 µA VIDx Input Threshold 500 600 700 mV VIDx & VIDSEL Input Bias Current 0V VIDx VCC í5 0 5 µA VIDx 11111x Blanking Delay Measure Time till VRRDY drives low, Note 1 0.5 1.3 2.1 µs VIDSEL Pull-up Voltage VIDSEL FLOATING 1.15 1.25 1.35 V VIDSEL Pull-up Resistance 5.0 12.5 20.0 K VIDSEL VR10/VR11 Threshold 0.55 0.62 0.69 V VIDSEL VR11 No Boot Threshold 3.0 3.5 4.0 V VIDSEL VR10 No Boot Threshold 7.0 7.5 8.0 V ERROR AMPLIFIER Input Offset Voltage Measure V(FB) – V(VSETPT) per test circuit in Figure 1. Applies to TBS VID codes. Note 2. í5 0.0 5 mV FB Bias Current í1 í0.3 0.5 µA VSETPT Bias Current 48.5 51 53.5 µA DC Gain Note 1 90 100 110 dB Gain Bandwidth Product Note 1 6 10 MHz Corner Frequency 45 deg Phase Shift, Note 1 200 400 Hz Slew Rate Note 1 1.4 3.2 5 V/ µs Source Current í1.2 í0.8 í0.35 mA Sink Current 0.5 1.0 1.7 mA Max Voltage VBIAS–VEAOUT (ref. to VBIAS) 150 375 600 mV Min Voltage Normal operation or Fault mode 30 110 200 mV VDRP BUFFER AMPLIFIER Input Offset Voltage V(VDRP) – V(IIN), 0.5V 9 ,,1 9 í10 í1 6 mV Source Current 0.5V 9 ,,1 9 í9 í7.3 í4 mA Sink Current 0.5V 9 ,,1 9 0.2 0.88 4.1 mA Bandwidth ( í3dB) Note 1 1 6 MHz Slew Rate Note 1 5 10 V/ µs |
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