IR21591 Просмотр технического описания (PDF) - International Rectifier

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Компоненты Описание

производитель

IR21591

DIMMING BALLAST CONTROL IC

International Rectifier 

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

Floating Supply Characteristics

IQBS0

IQBS1

Quiescent VBS supply current

Quiescent VBS supply current

—

0

—

—

30

—

µA

VHO = VS

VHO = VB

VBSMIN Minimum required VBS voltage for proper

—

4

5

V

HO functionality

ILK

Offset supply leakage current

—

—

50

µA

VB = VS = 600V

Oscillator I/O Characteristics

fvco

fvco

d

VVCOFLT

IVCOPH

IVCODIM

VCO frequency range (IR2159)

(See graph 3)

VCO frequency range (IR21591)

(See graph 4)

Gate drive outputs duty cycle

Fault-mode VCO pin voltage (UVLO,

shutdown, over-current/temp.)

Preheat mode VCO pin discharge current

Dim mode VCO pin discharge current

—

25

—

VVCO=0V, RFMIN=39KΩ

—

95

—

30

—

VVCO=5V, RFMIN=10KΩ

—

kHz VVCO=0V, RFMIN=68KΩ

—

230

—

VVCO=5V, RFMIN=10KΩ

—

50

—

%

VVCO = 0V

—

5

V

—

1.0

— 16.0

—

—

µA

VCPH < 5V

IVCOPK Amplitude control VCO pin charging current

—

tDTLO LO output deadtime (IR2159)

—

tDTHO HO output deadtime (IR2159)

—

tDTLO LO output deadtime (IR21591)

—

tDTHO HO output deadtime (IR21591)

—

Gate Driver Output Characteristics

VOL

Low-level output voltage

—

VOH

High-level output voltage

—

tr

Turn-on rise time

—

tf

Turn-off fall time

—

60.0

—

1.8

—

1.8

—

1.0

—

1.0

—

—

100

—

100

—

150

—

100

µA VCPH < 5V, VCS >VIPH

µs

mV

VBIAS - Vo

ns

4

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