参数资料
型号: IR3624MTRPBF
厂商: International Rectifier
英文描述: HIGH FREQUENCY SYNCHRONOUS PWM BUCK CONTROLLER
中文描述: 高频同步PWM降压控制器
文件页数: 6/21页
文件大小: 803K
代理商: IR3624MTRPBF
IR3624MPBF
Parameter
SYM
Test Condition
Min
TYP
MAX
Units
Error Amplifier
Input Bias Current
I
FB
SS=3V
-0.1
-0.5
μ
A
Source/Sink Current
I(source/Sink)
50
70
90
μ
A
Transconductance
gm
1000
1300
1600
μ
mho
Soft Start/SD
Soft Start Current
I
SS
SS=0V
15
20
25
μ
A
Shutdown
Threshold
Over Current Protection
OCSET Current
Hiccup Current
Hiccup Duty Cycle
Output
SD
0.25
V
I
OCSET
I
Hiccup
15
20
3
15
25
μ
A
μ
A
%
Note2
I
Hiccup
/ I
SS
,
Note2
Hiccup(duty)
Thermal Shutdown
Thermal
Threshold
Shutdown
Note2
Note2
135
o
C
Thermal
Hysteresis
Output Drivers
Shutdown
20
o
C
LO, Drive Rise Time
Tr(Lo)
CL=1.5nF, F
s
=600kHz
See Fig 3
CL=1.5nF, F
s
=600kHz
See Fig 3
CL=1.5nF, F
s
=600kHz
See Fig 3
CL=1.5nF, F
s
=600kHz
See Fig 3
See Fig 3
30
60
ns
HI Drive Rise Time
Tr(Hi)
30
60
ns
LO Drive Fall Time
Tf(Lo)
30
60
ns
HI Drive Fall Time
Tf(Hi)
30
60
ns
Dead Band Time
Tdead
50
100
ns
Note2: Guaranteed by Design but not tested for production.
9V
2V
9V
2V
High Side Driver
(HDrv)
Low Side Driver
(LDrv)
Tr
Tf
Deadband
H_to_L
Deadband
L_to_H
Tr
Tf
Fig. 3: Definition of Rise/Fall time and Deadband Time
6
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