MAX6471 MAXIM [Maxim Integrated Products], MAX6471 Datasheet - Page 4

• Manufacturer Part Number: MAX6471
• Description: 300mA LDO Linear Regulators with Internal Microprocessor Reset Circuit
• Manufacturer: MAXIM [Maxim Integrated Products]

300mA LDO Linear Regulators with Internal
Microprocessor Reset Circuit
ELECTRICAL CHARACTERISTICS (continued)
(V
unless otherwise noted.) (Note 2)
Note 2: All devices are 100% production tested at +25°C and are guaranteed by correlation for T
Note 3: Guaranteed by design.
Note 4: Dropout voltage is defined as (V
Note 5: MAX6473/MAX6474/MAX6481/MAX6482 are guaranteed by design for V
Note 6: Select the reset timeout period using the Reset Timeout Delay Guide (Table 3). Insert the appropriate suffix in the part number
4
(V
MR Input Low Voltage
MR Input High Voltage
MR Minimum Input Pulse
MR Glitch Rejection
MR to Reset Delay
MR Pullup Resistance
RESET Output Voltage
(Open Drain)
Open-Drain Reset Output
Leakage Current
RESET Output Voltage Push-Pull
IN
IN
120
100
80
60
40
20
_______________________________________________________________________________________
= (V
= 5V, V
0
0
GROUND CURRENT vs. INPUT VOLTAGE
when ordering.
OUT
PARAMETER
OUT
1
+ 0.5V) or +2.5V, whichever is greater, C
= 3.3V, C
INPUT VOLTAGE (V)
2
+25°C
(NO LOAD)
-40°C
+85°C
3
OUT
4
= 3.3µF, T
5
SYMBOL
6
I
V
V
V
V
LKG
V
IN
A
OH
OL
OL
IH
IL
= +25°C, unless otherwise noted.)
- V
OUT
120
100
80
60
40
20
0
(Note 3)
MR to OUT
V
V
(Note 3)
V
V
V
deasserted
) when V
OUT
OU T
OUT
OU T
OUT
0
GROUND CURRENT vs. INPUT VOLTAGE
OUT
≥ 1.5V , I
≥ 1.5V , I
≥ 1.0V, I
≥ 1.0V, I
≥ 2.0V, I
-40°C
+25°C
1
OUT
= 3.3µF, T
INPUT VOLTAGE (V)
(300mA LOAD)
2
is 2% below the value of V
+85°C
S IN K
S IN K
SINK
SINK
SOURCE
CONDITIONS
3
= 3.2m A, RES ET asser ted
= 3.2m A, RES ET asser ted
= 50µA, RESET asserted
= 50µA, RESET asserted
A
Typical Operating Characteristics
= -40°C to +85°C. Typical specifications are at T
= 500µA, RESET
4
5
OUT
6
< 2.5V.
OUT
for V
150
125
100
75
50
25
0
V
V
0.8 ×
0.7 ×
MIN
A
1
OUT
OUT
25
IN
1
= T
vs. RESET THRESHOLD OVERDRIVE
MAXIMUM TRANSIENT DURATION
= V
RESET ASSERTS ABOVE
THIS LINE
RESET THRESHOLD OVERDRIVE (mV)
MIN
OUT(NOM)
TYP
to T
120
200
40
MAX
10
.
+ 1V.
V
MAX
0.3 ×
0.3
0.4
0.3
0.4
OUT
70
1
A
= +25°C,
UNITS
kΩ
µA
µs
ns
ns
V
V
V
V
100