IR2159 datasheet(4/25 Pages) IRF

4 / 25 page

IR2159/IR21591 (S)

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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

Floating Supply Characteristics

IQBS0

Quiescent VBS supply current

—

VHO = VS

IQBS1

Quiescent VBS supply current

—

—VHO = VB

VBSMIN

Minimum required VBS voltage for proper

—

HO functionality

ILK

Offset supply leakage current

—

µA

VB = VS = 600V

µA

Oscillator I/O Characteristics

fvco

VCO frequency range (IR2159)

—

VVCO=0V, RFMIN=39KΩ

(See graph 3)

—

VVCO=5V, RFMIN=10KΩ

fvco

VCO frequency range (IR21591)

—

VVCO=0V, RFMIN=68KΩ

(See graph 4)

—

230

—

VVCO=5V, RFMIN=10KΩ

Gate drive outputs duty cycle

—

VVCO = 0V

VVCOFLT Fault-mode VCO pin voltage (UVLO,

—

shutdown, over-current/temp.)

IVCOPH

Preheat mode VCO pin discharge current

—

1.0

—

VCPH < 5V

IVCODIM

Dim mode VCO pin discharge current

—

16.0

—

µA

VOL

Low-level output voltage

—

100

VOH

High-level output voltage

—

100

VBIAS - Vo

Turn-on rise time

—

150

Turn-off fall time

—

100

Gate Driver Output Characteristics

IVCOPK

Amplitude control VCO pin charging current

—

60.0

—

µA

VCPH < 5V, VCS >VIPH

tDTLO

LO output deadtime (IR2159)

—

1.8

—

tDTHO

HO output deadtime (IR2159)

—

1.8

—

tDTLO

LO output deadtime (IR21591)

—

1.0

—

tDTHO

HO output deadtime (IR21591)

—

1.0

—

µs

kHz

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