3
ML4871
ABSOLUTE MAXIMUM RATINGS
Absolute maximum ratings are those values beyond which
the device could be permanently damaged. Absolute
maximum ratings are stress ratings only and functional
device operation is not implied.
V
OUT
...........................................................................7V
Voltage on Any Other Pin .... GND – 0.3V to V
OUT
+ 0.3V
Peak Switch Current (I
PEAK
)..........................................2A
Average Switch Current (I
AVG
) .....................................1A
Junction Temperature..............................................150oC
Storage Temperature Range...................... –65oC to 150oC
Lead Temperature (Soldering 10 sec).......................260oC
Thermal Resistance (
q
JA
) .................................... 160oC/W
OPERATING CONDITIONS
Temperature Range
ML4871CS-X ............................................. 0oC to 70oC
ML4871ES-X.......................................... –20oC to 70oC
V
IN
Operating Range
ML4871CS-X ................................1.8V to V
OUT
– 0.2V
ML4871ES-X.................................2.0V to V
OUT
– 0.2V
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, V
IN
= Operating Voltage Range, T
A
= Operating Temperature Range (Note 1).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
SUPPLY
I
IN
V
IN
Current
V
IN
= V
OUT
– 0.2V
2
5
μA
I
OUT(Q)
V
OUT
Quiescent Current
DETECT = V
IN
30
40
μA
DETECT = 0V
25
35
μA
I
L(Q)
V
L
Quiescent Current
1
μA
PFM REGULATOR
I
L
Peak Current
1.2
1.4
1.7
A
V
OUT
Output Voltage
I
L(PEAK)
= 0
-3 Suffix
3.30
3.35
3.40
V
-5 Suffix
4.95
5.05
5.15
V
Load Regulation
See Figure 1, -3 Suffix
V
IN
= 2.4V, I
OUT
£
400mA
3.20
3.25
3.40
V
See Figure 1, -5 Suffix
V
IN
= 2.4V, I
OUT
£
220mA
4.85
4.95
5.15
V
RESET
COMPARATOR
DETECT Threshold
1.18
1.25
1.28
V
DETECT Hysteresis
25
35
45
mV
DETECT Bias Current
–100
100
nA
RESET
Output High Voltage
I
RESET
= –200μA
V
OUT
– 0.2
V
RESET
Output Low Voltage
I
RESET
= 500μA
0.2
V
Note 1:
Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.