MAX6471 MAXIM [Maxim Integrated Products], MAX6471 Datasheet - Page 3

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

ELECTRICAL CHARACTERISTICS (continued)
(V
unless otherwise noted.) (Note 2)
Dropout Voltage
(Notes 3, 4)
Output Current Limit
Input Reverse Leakage Current
(OUT to IN Leakage Current)
Startup Time Response
SHDN Input Low Voltage
SHDN Input High Voltage
SHDN Input Current
Thermal-Shutdown Temperature
Thermal-Shutdown Hysteresis
Line Regulation
Load Regulation
Output Voltage Noise
RESET CIRCUIT
V
(V
MAX6483/MAX6484) (Note 5)
V
(V
MAX6483/MAX6484)
Reset Timeout Period
(Note 6)
IN
OUT
OUT
FB
FB
= (V
for MAX6475/MAX6476/
for MAX6475/MAX6476/
Reset Threshold
to Reset Delay
OUT
PARAMETER
+ 0.5V) or +2.5V, whichever is greater, C
300mA LDO Linear Regulators with Internal
_______________________________________________________________________________________
SYMBOL
∆T
V
T
∆V
THOUT
SHDN
V
t
V
SHDN
RP
IH
DO
IL
V
(fixed output operation)
V
(fixed output operation)
V
(fixed output operation)
V
(fixed output operation)
V
V
Rising edge of V
within specification, R
I
SHDN = V
V
I
V
150mA
10Hz to 100kHz,
C
I
V
MAX64_ _ _ _ _ _ A
MAX64_ _ _ _ _ _ B
D1
D2
D3
D4
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
OUT
OUT
OUT
IN
≥ 2.5V (Note 3)
= 4V, V
= 0.1µF,
= 10mA
= 10mA
= 100mA,
OUT
= +3.0V
= +2.8V
= +2.5V
= +3.3V
= 1.5V, 2.5V ≤ V
= 1.5V, V
= 1.5V
Microprocessor Reset Circuit
= 3.3µF, T
IN
OUT
or GND
CONDITIONS
IN
= 5.5V, SHDN deasserted
IN
= 2.5V, 1mA ≤ I
or SHDN to V
A
L
IN
= -40°C to +85°C. Typical specifications are at T
= 68Ω, SET = GND,
MAX6469–MAX6476
MAX6477–MAX6484
≤ 5.5V,
I
I
I
I
I
I
I
I
I
I
I
I
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
= 50mA
= 150mA
= 300mA
= 50mA
= 150mA
= 300mA
= 50mA
= 150mA
= 300mA
= 50mA
= 150mA
= 300mA
OUT
OUT
≤
0.7 × V
1200
MIN
450
150
2.5
90
85
20
-1
IN
1800
TYP
0.01
0.09
92.5
87.5
3.75
114
114
137
158
180
150
225
0.1
0.2
23
55
25
61
26
65
30
75
20
20
75
35
30
0.3 × V
MAX
2400
180
100
190
110
210
150
250
300
1.5
5.0
32
90
40
50
60
+1
95
90
40
IN
A
= +25°C,
%V
UNITS
µV
%/V
mV
mA
ms
µA
µA
°C
°C
µs
µs
%
V
V
RMS
OUT
3