IR3628MPBF Datasheet, PDF (6/22 Pages) International Rectifier – HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER

IR3628MPbF
Parameter
Error Amplifier
Fb Input Bias Current
Vp Input Bias Current
Fb Input Bias Current
Source/Sink Current
Transconductance
Input Offset Voltage
Vp (Common Mode Range)
SYM
Test Condition
I_FB1
I_Vp
I_FB2
I(source/Sink)
gm
Vos
Vp
SS=3V
SS=3V
SS=0V
Fb to Vp
Min
40
50
1000
-4.5
0.2
Soft Start/SD
Soft Start Current
I_SS
SS=0V
15
Shutdown Output
SD
Threshold
Over Current Protection
OCSET Current
I_OCSET
15
Hiccup Current
I_Hiccup
Note2
Hiccup Duty Cycle
Hiccup(duty) _{IHiccup / ISS , Note2}
Thermal Shutdown
Thermal Shutdown
Threshold
Thermal Shutdown
Hysteresis
Output Drivers
Note2
Note2
LO, Drive Rise Time
HI Drive Rise Time
LO Drive Fall Time
HI Drive Fall Time
Dead Band Time
Tr(Lo)
Tr(Hi)
CL=1.5nF, F_s=600kHz
See Fig 3
CL=1.5nF, F_s=600kHz
See Fig 3
Tf(Lo)
CL=1.5nF, F_s=600kHz
See Fig 3
Tf(Hi)
CL=1.5nF, F_s=600kHz
See Fig 3
Tdead
See Fig 3
10
Note2: Guaranteed by Design but not tested for production.
TYP
-0.1
-0.1
55
70
1300
0
20
20
3
15
140
20
30
30
30
30
50
Tr
9V
High Side Driver
(HDrv)
2V
9V
Low Side Driver
(LDrv)
2V
Tf
Tr
Deadband
H_to_L
Tf
Deadband
L_to_H
Fig. 3: Definition of Rise/Fall time and Deadband Time
MAX
-0.5
-0.5
70
100
1600
+4.5
1.0
28
0.25
26
60
60
60
60
100
Units
μA
μA
μA
μA
μmho
mV
V
μA
V
μA
μA
%
o_C
o_C
ns
ns
ns
ns
ns
08/10/2007
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