IR2159/IR21591 (S)
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
—
1.3
—
µA
VCPHIGN CPH pin ignition mode threshold voltage
—
5.0
—
VCPHCLMP CPH pin clamp voltage
—
10
—
V
IIPH
IPH pin DC source current
—
25.0
—
µA IIPH = 1/RFMIN
VCSTH Peak preheat current regulation threshold
—
0.7
—
V VCSTH =(IIPH) x (RIPH)
VCPHFLT CPH pin voltage during UVLO or fault
—
0.0
—
V SD = 5V, or CS = 2V,
or Tj > TSD
Ignition Characteristics
VCSTH Peak over current threshold
—
1.6
—
V
VCPH < 5V
Protection Characteristics
VSDTH+ Rising shutdown pin threshold voltage
—
2.0
VVDCTH+ Rising VDC pin threshold voltage
—
5.1
VSDHYS SD threshold hysteresis
—
150
VVDCHYS VDC threshold hysteresis
—
2.1
VSDCLMP SD pin clamp voltage
—
7.6
VCSTH Peak over-current latch threshold voltage
—
1.6
TSD
Thermal shutdown junction temperature
—
165
—
—
V
—
mV
—
—
V
ISD = 100mA
—
VCPH > 5.1V
—
oC
Phase Control
VCSTHZX
RFB
tBlank
Zero-crossing threshold voltage
Phase control FB resistor (Internal)
Zero-crossing internal blank time
—
0.0
—
V
—
5.7
—
kΩ
—
400
—
ns
Dimming Interface
VDIMOFF DIM pin offset voltage
—
0.5
—
VDIM
DIM pin input voltage range
0.0
—
5.0
VMINMIN DIM minimum reference voltage (MIN pin)
—
VMINMAX DIM maximum reference voltage (MIN pin) —
1.0
3.0
—
—
V
VDIM= 5V
VDIM= 0V
VDIMTH DIM mode VCO Threshold (IR2159)
—
0.5
3.0
VDIMTH DIM mode VCO Threshold (IR21591)
—
1.1
3.0
Minimum Frequency Setting
VFMIN
FMIN pin voltage during normal operation
—
5.1
—
V
VFMINFLT FMIN pin voltage during fault mode
—
0.0
—
V SD = 5V, or CS = 2V,
or Tj > TSD
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