Micrel
MIC2586/MIC2586R
Symbol
Parameter
Condition
Min
0.4
Typ
0.49
1.313
1.233
80
Max
0.6
Units
V
VTIMERL
VONH
VONL
VHYSON
ION
TIMER Pin Low Threshold Voltage
ON Pin High Threshold Voltage
ON Pin Low Threshold Voltage
ON Pin Hysteresis
ON Low-to-High transition
ON High-to-Low transition
1.280
1.208
1.355
1.258
V
V
mV
µA
ON Pin Input Current
2
0V ≤ VON ≤ 80V
VOL
Power-Good Output Voltage
PWRGDx or /PWRGDx = LOW
IOL = 1.6 mA
0.4
0.8
10
V
V
I
OL = 4 mA
PWRGDx or /PWRGDx = Open-Drain
PGx = VCC, VON = 1.5V
VPGTIMER = 0.6V
CC=10V, 24V, 48V, 80V
IOFF
Power-Good Leakage Current
µA
V
ICPG
Power-Good Delay Capacitor Charging
Current
4
7
10
µA
V
VPG2
PGTIMER Threshold Voltage to Assert
PWRGD2 (MIC2586/86R-1) or
/PWRGD2 (MIC2586/86R-2)
0.5
0.625
0.7
V
VPG3
PGTIMER Threshold Voltage to Assert
PWRGD3 (MIC2586/86R-1) or
/PWRGD2 (MIC2586/86R-2)
1.04
1.25
1.46
V
AC Electrical Characteristics(4)
VCC = +24V and +48V, TA = 25°C, unless otherwise noted. BOLD indicates specifications apply over the full operating temperature range of -
40°C to +85°C.
Symbol
tPONLH
tPONHL
tPFBLH
Parameter
Condition
Min
Typ
3
Max
Units
ms
ON High to GATE High
ON Low to GATE Low
IRF530, CGATE = 10nF
VIN = 48V, IRF530, CGATE = 10nF
RPG = 50kΩ pull-up to 48V, CL=100pF
1
ms
FB Valid to PWRGDx High
(MIC2586/86R-1)
2
µs
tPFBHL
tPFBHL
FB Invalid to PWRGDx Low
(MIC2586/86R-1)
4
4
RPG = 50kΩ pull-up to 48V, CL=100pF
RPG = 50kΩ pull-up to 48V, CL=100pF
RPG = 50kΩ pull-up to 48V, CL=100pF
CPG = 0.1µF
µs
µs
µs
ms
ms
µs
FB Valid to /PWRGDx Low
(MIC2586/86R-2)
tPFBLH
FB Invalid to /PWRGDx High
(MIC2586/86R-2)
2
tPG(1-2)
tPG(1-3)
tOCSENSE
Delay from PWRGD1 to PWRGD2 or
Delay from /PWRGD1 to /PWRGD2
21
42
1
Delay from PWRGD1 to PWRGD3 or
Delay from /PWRGD1 to /PWRGD3
CPG = 0.1µF
Overcurrent Sense to GATE Low
Trip Time
(VCC - VSENSE) = (VTRIP + 10mV)
Figure 7
2
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
4. Specification for packaged product only.
M9999-102204
(408) 955-1690
October 2004
7
MICREL [ MICREL SEMICONDUCTOR ]
