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IR3553MPBF Datasheet(PDF) 7 Page - International Rectifier |
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IR3553MPBF Datasheet(HTML) 7 Page - International Rectifier |
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7 / 22 page  November 29, 2012 | FINAL DATASHEET 7 IR3553 40A Integrated PowIRstage® PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT Slew Rate SR 6 V/µs Differential Input Range VD_IN 0.8V ≤ V(REFIN) ≤ 2.25V, ‐10 25 mV Common Mode Input Range VC_IN 0 VCC‐ 2.5 V Output Impedance (IOUT) RCS_OUT 62 200 Ω IOUT Sink Current ICS_SINK Driving external 3 kΩ 0.5 0.8 1.1 mA Diode Emulation Mode Comparator Input Offset Voltage VIN_OFFSET Note 1 ‐12 ‐3 3 mV Leading Edge Blanking Time tBLANK V(GATEL)>1V Starts Timer 50 150 200 ns Negative Current Time‐Out tNC_TOUT PWM = Tri‐State, V(SW) ≤ ‐10mV 12 28 46 µs Digital Input – BBRK# Input voltage high VBBRK#_IH 2.0 V Input voltage low VBBRK#_IL 0.8 V Internal Pull Up Resistance RBBRK#_PULLUP VCC > UVLO 69 200 338 kΩ Internal Pull Up Voltage VBBRK#_PULLUP VCC > UVLO 3.3 V Digital Output – PHSFLT# Output voltage high VPHASFLT#_OH VCC V Output voltage low VPHASFLT#_OL 4mA 150 300 mV Input current IPHASFLT#_IN V(PHSFLT#) = 5.5V 0 1 µA Phase Fault Detection Control MOSFET Short Threshold VCM_SHORT Measure from SW to PGND 3.3 V Synchronous MOSFET Short Threshold VSM_SHORT Measure from SW to PGND 150 200 250 mV Synchronous MOSFET Open Threshold VSM_OPEN Measure from SW to PGND ‐250 ‐200 ‐150 mV Propagation Delay tPROP PWM High to Low Cycles 15 Cycle Thermal Flag Rising Threshold TRISE PHSFLT# Drives Low, Note 1 160 °C Falling Threshold TFALL Note 1 135 °C Bootstrap Diode Forward Voltage VFWD I(BOOST) = 30mA, VCC = 6.8V 360 520 920 mV VCC Under Voltage Lockout Start Threshold VVCC_START 3.3 3.7 4.1 V Stop Threshold VVCC_STOP 3.0 3.4 3.8 V Hysteresis VVCC_HYS 0.2 0.3 0.4 V General |
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