IR21592 Ver la hoja de datos (PDF) - International Rectifier

Número de pieza

componentes Descripción

Fabricante

IR21592

DIMMING BALLAST CONTROL IC

International Rectifier 

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

Floating Supply Characteristics

IBSFMIN

IBSFMAX

ILK

VBS supply current (low freq.)

VBS supply current (high freq.)

Offset supply leakage current

—

0

—

—

30

—

—

—

50

VVCO = 0V

µA

VVCO = 5V

VB = VS = 600V

Oscillator I/O Characteristics

fvco

VCO frequency range (IR21592)

16.5

18

(See graph 11)

73

95

fvco

VCO frequency range (IR21593)

—

30

(See graph 12)

—

230

d

Gate drive outputs duty cycle

—

50

VVCOFLT Fault-mode VCO pin voltage (UVLO,

—

5

shutdown, over-current/temp.)

IVCOPH Preheat mode VCO pin discharge current

—

1.0

IVCODIM Dim mode VCO pin discharge current

—

16.0

IVCOPK Amplitude control VCO pin charging current —

60

tDTLO

tDTHO

tDTLO

tDTHO

LO output deadtime (IR21592)

HO output deadtime (IR21592)

LO output deadtime (IR21593)

HO output deadtime (IR21593)

Gate Driver Output Characteristics

tr

Turn-on rise time

tf

Turn-off fall time

—

1.8

—

1.8

—

1.0

—

1.0

48.5

120

24.25

65

26

108

—

—

—

—

—

—

—

—

—

—

—

180

145

VVCO=0V, RFMIN=40KΩ

VVCO=5V, RFMIN=40KΩ

kHz VVCO=0V, RFMIN=40KΩ

VVCO=5V, RFMIN=40KΩ

%

VVCO = 2.5V

V

VCPH=2.5V, VIPH=0.5V

VVCO=2.5V, VCPH=5.5V,

µA VIPH=0.5V, 1V Pulse at

CS

µA VCPH=0V, VCS =1V,

VIPH=0.5V, VVCO=2.5V

µs

VVCO=0V, VMIN=1.5V,

VIPH=0.5V

ns

4

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