IR2154 Просмотр технического описания (PDF) - International Rectifier
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IR2154 Datasheet PDF : 7 Pages
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IR2154
Electrical Characteristics (cont.)
Floating Supply Characteristics
Symbol Definition
IQBSUV
IQBS
VBSMIN
ILK
Micropower startup VBS supply current
Quiescent VBS supply current
Minimum required VBS voltage for proper
functionality from RT to HO
Offset supply leakage current
Oscillator I/O Characteristics
Symbol Definition
fosc
Oscillator frequency
d
ICT
ICTUV
VCT+
VCT-
VCTSD
VRT+
RT pin duty cycle
CT pin current
UV-mode CT pin pulldown current
Upper CT ramp voltage threshold
Lower CT ramp voltage threshold
CT voltage shutdown threshold
High-level RT output voltage, VCC - VRT
VRT-
Low-level RT output voltage
VRTUV UV-mode RT output voltage
VRTSD SD-Mode RT output voltage, VCC - VRT
Gate Driver Output Characteristics
Symbol Definition
VOH
VOL
High level output voltage, VBIAS -VO
Low-level output voltage, VO
VOL_UV UV-mode output voltage, VO
tr
Output rise time
tf
Output fall time
tsd
Shutdown propogation delay
td
Output deadtime (HO or LO)
Min.
—
—
—
Typ.
0
30
4.0
Max.
10
50
5.0
Units Test Conditions
µA
VCC ≤ VCCUV-
V
VCC=VCCUV+ + 0.1V
—
—
50
µA
VB = VS = 600V
Min.
19.4
94
48
—
0.30
—
—
1.8
—
—
—
—
—
—
—
Typ.
20
100
50
0.001
0.70
8.0
4.0
2.1
10
100
10
100
0
10
10
Max.
20.6
106
52
1.0
1.2
—
—
2.4
50
300
50
300
100
50
300
Units
kHz
%
uA
mA
V
mV
Test Conditions
RT = 36.9kΩ
RT = 7.43kΩ
fo < 100kHz
VCC = 7V
IRT = 100µA
IRT = 1mA
IRT = 100µA
IRT = 1mA
VCC ≤ VCCUV-
IRT = 100µA,
VCT = 0V
IRT = 1mA,
VCT = 0V
Min.
—
—
—
—
—
—
0.35
Typ.
0
0
0
80
45
660
0.60
Max.
100
100
100
150
100
—
0.85
Units Test Conditions
IO = OA
mV
IO = OA
IO = OA
VCC ≤ VCCUV-
nsec
µsec
4
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