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