Micrel
MIC2586/MIC2586R
Symbol
V
TIMERL
V
ONH
V
ONL
V
HYSON
I
ON
V
OL
Parameter
TIMER Pin Low Threshold Voltage
ON Pin High Threshold Voltage
ON Pin Low Threshold Voltage
ON Pin Hysteresis
ON Pin Input Current
Power-Good Output Voltage
Condition
ON Low-to-High transition
ON High-to-Low transition
0V
≤
V
ON
≤
80V
PWRGDx or /PWRGDx = LOW
I
OL
= 1.6 mA
I
OL
= 4 mA
Min
0.4
1.280
1.208
Typ
0.49
1.313
1.233
80
Max
0.6
1.355
1.258
2
0.4
0.8
10
Units
V
V
V
mV
µA
V
V
µA
µA
V
I
OFF
I
CPG
V
PG2
Power-Good Leakage Current
Power-Good Delay Capacitor Charging
Current
PGTIMER Threshold Voltage to Assert
PWRGD2 (MIC2586/86R-1) or
/PWRGD2 (MIC2586/86R-2)
PGTIMER Threshold Voltage to Assert
PWRGD3 (MIC2586/86R-1) or
/PWRGD2 (MIC2586/86R-2)
PWRGDx or /PWRGDx = Open-Drain
V
PGx
= V
CC
, V
ON
= 1.5V
V
PGTIMER
= 0.6V
V
CC
=10V, 24V, 48V, 80V
4
0.5
7
0.625
10
0.7
V
PG3
1.04
1.25
1.46
V
AC Electrical Characteristics
(4)
V
CC
= +24V and +48V, T
A
= 25°C, unless otherwise noted. BOLD indicates specifications apply over the full operating temperature range of -
40°C to +85°C.
Symbol
t
PONLH
t
PONHL
t
PFBLH
t
PFBHL
t
PFBHL
t
PFBLH
t
PG(1-2)
t
PG(1-3)
t
OCSENSE
Notes:
1.
2.
3.
4.
Exceeding the absolute maximum rating may damage the device.
The device is not guaranteed to function outside its operating rating.
Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
Specification for packaged product only.
Parameter
ON High to GATE High
ON Low to GATE Low
FB Valid to PWRGDx High
(MIC2586/86R-1)
FB Invalid to PWRGDx Low
(MIC2586/86R-1)
FB Valid to /PWRGDx Low
(MIC2586/86R-2)
FB Invalid to /PWRGDx High
(MIC2586/86R-2)
Delay from PWRGD1 to PWRGD2 or
Delay from /PWRGD1 to /PWRGD2
Delay from PWRGD1 to PWRGD3 or
Delay from /PWRGD1 to /PWRGD3
Overcurrent Sense to GATE Low
Trip Time
Condition
IRF530, C
GATE
= 10nF
V
IN
= 48V, IRF530, C
GATE
= 10nF
R
PG
= 50kΩ pull-up to 48V, C
L
=100pF
R
PG
= 50kΩ pull-up to 48V, C
L
=100pF
R
PG
= 50kΩ pull-up to 48V, C
L
=100pF
R
PG
= 50kΩ pull-up to 48V, C
L
=100pF
C
PG
= 0.1µF
C
PG
= 0.1µF
(V
CC
- V
SENSE
) = (V
TRIP
+ 10mV)
Figure 7
Min
Typ
3
1
2
4
4
2
21
42
1
Max
Units
ms
ms
µs
µs
µs
µs
ms
ms
2
µs
October 2004
7
M9999-102204
(408) 955-1690
MICREL [ MICREL SEMICONDUCTOR ]
