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IR21592 Datasheet(PDF) 5 Page - International Rectifier |
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IR21592 Datasheet(HTML) 5 Page - International Rectifier |
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5 / 26 page  IR21592/IR21593(S) &(PbF) www.irf.com 5 Electrical Characteristics (cont.) VCC = VBS = VBIAS = 14V +/- 0.25V, VCS = 0.5V, VSD = 0.0V, RFMIN = 40k, CVCO = 10 nF, VDIM = 0.0V, RMAX = 33k, RMIN = 56k, VTPH = 0.0V, CLO,HO = 1000pF, TA = 25 oC unless otherwise specified. Symbol Definition Min. Typ. Max. Units Test Conditions VFMIN FMIN pin voltage during normal operation 4.6 5.1 6.25 V VMIN=1.5V,VIPH=0.5V VFMINFLT FMIN pin voltage during fault mode — 0.0 — V SD = 5V, or CS = 2V, or Tj > TSD Minimum Frequency Setting VSDTH+ Rising shutdown pin threshold voltage 1.6 2.0 2.6 VCPH =VIPH=0V VCSTH Peak over current threshold 1.2 1.6 1.9 VCPH < 5V VVDCTH+ Rising VDC pin threshold voltage — 5.1 — VCPH=VCS=VSD=0V VSDHYS SD threshold hysteresis — 150 — mV VCPH =VIPH=0V VVDCHYS VDC threshold hysteresis — 2.1 — VCPH=VCS=VSD=0V VSDCLMP SD pin clamp voltage — 7.6 — ISD = 100mA TSD Thermal shutdown junction temperature — 165 — oC Protection Characteristics V V VCSTHZX Zero-crossing threshold voltage — 0.0 — V VCPH =5.5V,VIPH=0.5V tBlank Zero-crossing internal blank time 291 400 1030 ns VCPH =5.5V,VIPH=0.5V Phase Control VDIMOFF DIM pin offset voltage — 0.5 — VMINMIN DIM minimum reference voltage (MIN pin) — 1.0 — VCPH=5.5V,VIPH=0.5V VMINMAX DIM maximum reference voltage (MIN pin) — 3.0 — VCPH =0.5V,VIPH=0.5V Dimming Interface V Preheat Characteristics ICPH CPH pin charging current 0.8 1.3 2.1 µA VCPH=VDIM=4.7V, VCS=1.0V VCPHIGN CPH pin ignition mode threshold voltage 4.3 5.0 5.7 VCS=2.0V VCPHCLMP CPH pin clamp voltage — 10 — VCS=VDIM=VIPH=0V IIPH IPH pin DC source current —25 — µA VCPH=VDIM=4.7V, IIPH=1/RFMIN VCSTHPH Peak preheat current regulation threshold — 0.7 — V RIPH=27K, VMIN=0V, VCPH=0V, VCSTH = (IIPH) x (RIPH) VCPHFLT CPH pin voltage during UVLO or fault — 0.0 — V SD = 5V, or CS = 2V, or Tj > TSD V Ignition Detection IIPHIGN+ IPH source current (Vcs rising) — 30 — VCS=0V, RIPH=18K, VCPH>5.1V IIPHIGN- IPH source current (Vcs falling) — 27.5 — VCS =1.0V, VCPH>5.1V µA |
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