MIC2589/2595
Micrel
DC Electrical Characteristics(6)
V
= 48V, V = 0V, T = 25°C, unless otherwise noted. Bold indicates specifications apply over the full operating temperature range of –40°C to 85°C.
DD
EE
A
Symbol
Parameter
Condition
Min
0.5
Typ
Max
0.8
Units
VTHRESH(PG2) PGTIMER Threshold Voltage for
PWRGD2 and /PWRGD2
0.63
V
VTHRESH(PG3) PGTIMER Threshold Voltage for
PWRGD3 and /PWRGD3
1.00
1.15
1.30
V
RPGTIMER
VOVH
PGTIMER Discharge Resistance
Voltage on PGTIMER = 0.5 V
Low-to-High transition
250
500
750
Ω
OV Pin High Threshold Voltage
(MIC2589 and 2589R parts only)
1.198
1.223
1.247
V
VOVL
OV Pin Low threshold Voltage
(MIC2589 and 2589R only)
High-to-Low transition
1.165
1.203
20
1.232
V
mV
V
VOVHYS
VUVL
OV Pin Hysteresis
(MIC2589 and 2589R only)
UV Pin Low threshold Voltage
(MIC2589 and 2589R only)
High-to-Low transition
Low-to-High transition
1.198
1.213
1.223
1.243
20
1.247
1.272
VUVH
UV Pin High Threshold Voltage
(MIC2589 and 2589R only)
V
VUVHYS
VONH
UV Pin Hysteresis
(MIC2589 and 2589R only)
mV
V
ON Pin High Threshold Voltage
(MIC2595 and 2595R only)
Low-to-High transition
High-to-Low transition
1.198
1.198
1.223
1.223
1.247
1.247
VOFFL
OFF Pin Low Threshold Voltage
(MIC2595 and 2595R only)
V
ICNTRL
VPGTH
Input Current (OV, UV, ON, OFF Pins)
Power-Good Threshold
VUV = 1.25V
0.5
µA
High-to-Low Transition
(VDRAIN – VEE
1.1
1.26
1.40
V
)
VOLPG
PWRGD Output Voltage
(relative to voltage at the DRAIN pin) 0mA ≤ IPG(LOW) ≤ 1mA
VOLPG – VDRAIN
MIC25XX-1
(VDRAIN – VEE) > VPGTH
(VDRAIN – VEE) < VPGTH
VPWRGD = VDD = 80 V
–0.25
–0.25
0
0.8
0.8
1
V
V
MIC25XX-2
ILKG(PG)
PWRGD Output Leakage Current
µA
Note:
6. Specification for packaged product only.
M9999-031504
6
March 2004
MICREL [ MICREL SEMICONDUCTOR ]
