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
SUPPLY
I
IN
I
OUT(Q)
V
IN
Current
V
OUT
Quiescent Current
V
IN
= V
OUT
– 0.2V
DETECT = V
IN
DETECT = 0V
I
L(Q)
V
L
Quiescent Current
2
30
25
5
40
35
1
µA
µA
µA
µA
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
PFM REGULATOR
I
L
Peak Current
V
OUT
Output Voltage
I
L(PEAK)
= 0
-3 Suffix
-5 Suffix
Load Regulation
See Figure 1, -3 Suffix
V
IN
= 2.4V, I
OUT
£
400mA
See Figure 1, -5 Suffix
V
IN
= 2.4V, I
OUT
£
220mA
RESET
COMPARATOR
DETECT Threshold
DETECT Hysteresis
DETECT Bias Current
RESET
Output High Voltage
RESET
Output Low Voltage
Note 1:
1.2
3.30
4.95
3.20
4.85
1.4
3.35
5.05
3.25
4.95
1.7
3.40
5.15
3.40
5.15
A
V
V
V
V
1.18
25
–100
I
RESET
= –200µA
I
RESET
= 500µA
V
OUT
– 0.2
1.25
35
1.28
45
100
V
mV
nA
V
0.2
V
Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
3
MICRO-LINEAR [ MICRO LINEAR CORPORATION ]
