MIC2583 Micrel Semiconductor, MIC2583 Datasheet - Page 6

• Manufacturer Part Number: MIC2583
• Description: Single Channel Hot Swap Controllers
• Manufacturer: Micrel Semiconductor

MIC2582/MIC2583
Symbol
V
V
V
R
AC Parameters (Note 4)
t
t
t
t
Note 1.
Note 2.
Note 3.
Note 4.
Timing Diagrams
MIC2582/MIC2583
OCFAST
OCSLOW
ONDLY
FBDLY
FB
FBHYS
OL
DIS
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Specification for packaged product only.
Not a tested parameter, guaranteed by design.
Parameter
Power-Good Threshold Voltage
FB Hysteresis
/POR, /FAULT, PWRGD
Output Voltage
(/FAULT, PWRGD MIC2583/83R only)
Output Discharge Resistance
(MIC2583/83R only)
Fast Overcurrent SENSE to GATE
Low Trip Time
Slow Overcurrent SENSE to GATE
Low Trip Time
ON Delay Filter
FB Delay Filter
(V
CC
– V
SENSE
GATE
)
/PWRGD
V
Figure 4. Power-On Start-Up Delay Timing
GATE
/POR
V
CC
50mV
FB
Figure 3. Power-On Reset Response
Figure 2. Current Limit Response
1V
Condition
FB rising
FB falling
I
V
V
C
Figure 2
V
C
Figure 2
OUT
CC
CC
CC
GATE
FILTER
t
OCSLOW
= 5V
– V
= 5V, V
= 1mA
= 10nF
SENSE
= 0
V
UVLO
CC
1.2V
1.5V
6
= 100mV
– V
SENSE
t
1V
START
t
1.5V
POR
= 50mV
V
TRIPFAST
1V
t
OCFAST
1.19
1.15
Min
1.24
1.20
Typ
500
40
20
20
1
5
1000
Max
1.29
1.25
0.4
April 2003
Micrel
Unit
mV
V
V
V
s
s
s
s