SMH4803A
Preliminary
DC OPERATING CHARACTERISTICS
(Over
Recommended Operating Conditions; Voltages are relative to V
SS
, except V
GT
)
Symbol
V
DD
5.0VREF
I
LOAD5
2.5VREF
I
LOAD2.5
I
DD
V
UV
V
UVHYST
V
OV
V
OVHYST
V
VGATE
I
VGATE
V
SENSE
I
SENSE
V
CB
Parameter
Supply voltage
5V reference output
5V reference output current
2.5V reference output
2.5V reference output current
Power supply current
Under-Voltage threshold
Under-Voltage hysteresis
Over-Voltage threshold
Over-Voltage hysteresis
VGATE output voltage
VGATE current output
DRAIN SENSE threshold
DRAIN SENSE current output
Circuit breaker threshold
Programmable Quick Trip circuit
breaker threshold
Conditions
I
DD
= 3mA
I
DD
= 3mA
I
DD
= 3mA
I
DD
= 3mA (1)
I
DD
= 3mA
I
DD
= 3mA
Output enabled
I
DD
= 3mA (1)
I
DD
= 3mA
I
DD
= 3mA
I
DD
= 3mA (1)
I
DD
= 3mA
I
DD
= 3mA
Min.
11
4.75
–1
2.475
2.425
–0.2
2
2.475
2.425
2.475
2.425
Typ.
12
5.00
2.500
2.500
Max.
13
5.25
1
2.525
2.575
1
10
Units
V
V
mA
V
V
mA
mA
V
V
mV
V
V
mV
V
µA
V
V
µA
mV
mV
mV
mV
—
2.500
2.500
10
2.500
2.500
10
2.525
2.575
2.525
2.575
V
DD
100
I
DD
= 3mA (1)
I
DD
= 3mA
V
SENSE
= V
SS
(1)
I
DD
= 3mA
2.475
2.425
9
40
2.500
2.500
10
50
200
100
60
Off
I
DD
= 3mA (1)
I
DD
= 3mA
I
DD
= 3mA
2
–0.1
I
OL
= 2mA
I
SINK
= 2mA
0
0
0.7
1.8
2.475
2.425
2.500
2.500
10
5.0VREF
0.8
0.4
0.4
3.0
2.525
2.575
2.525
2.575
11
60
V
QCB
V
ENTS
V
ENTSHYST
V
IH
V
IL
V
OL
V
GT
(1) TA = 25°C.
EN/TS threshold
EN/TS hysteresis
Input high voltage: ENPGA/B,
MODE, RESET#
Input low voltage: ENPGA/B,
MODE, RESET#
Output low voltage: FAULT#
Output low voltage: PG1#/2#/3#
Gate threshold
V
V
mV
V
V
V
V
V
2051 Elect Table 2.2
SUMMIT MICROELECTRONICS, Inc.
2051 4.4 3/15/01
5
SUMMIT [ SUMMIT MICROELECTRONICS, INC. ]
