IR2159S Datasheet, PDF (4/25 Pages) International Rectifier – DIMMING BALLAST CONTROL IC

IR21592/IR21593^(S)
Electrical Characteristics (cont.)
V_CC = V_BS = V_BIAS = 14V +/- 0.25V, V_CS = 0.5V, V_SD = 0.0V, R_FMIN = 40k, C_VCO = 10 nF, V_DIM = 0.0V, R_MAX = 33k,
R_MIN = 56k, V_TPH = 0.0V, C_LO,HO = 1000pF, T_A = 25^oC unless otherwise specified.
Symbol Definition
Min. Typ. Max. Units Test Conditions
Floating Supply Characteristics
I_BSFMIN
I_BSFMAX
I_LK
V_BS supply current (low freq.)
V_BS supply current (high freq.)
Offset supply leakage current
—
0
—
—
30
—
—
—
50
V_VCO = 0V
µA
V_VCO = 5V
V_B = V_S = 600V
Oscillator I/O Characteristics
fvco
VCO frequency range (IR21592)
15
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
22
108
—
—
—
—
—
—
—
—
—
—
—
180
145
VVCO=0V, RFMIN=40KΩ
VVCO=5V, RFMIN=40KΩ
kHz _{VVCO=0V, RFMIN=40KΩ}
VVCO=5V, RFMIN=40KΩ
%
V_VCO = 2.5V
V
VCPH=2.5V, VIPH=0.5V
VVCO=2.5V, VCPH=5.5V,
µA _{VIPH=0.5V, 1V Pulse at}
CS
µA V_CPH=0V, V_CS =1V,
V_IPH=0.5V, V_VCO=2.5V
µs
VVCO=0V, V_MIN=1.5V,
V_IPH=0.5V
ns
4
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