ML4871ES-5 Просмотр технического описания (PDF) - Micro Linear Corporation
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ML4871ES-5 Datasheet PDF : 9 Pages
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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.
VOUT ........................................................................... 7V
Voltage on Any Other Pin .... GND – 0.3V to VOUT + 0.3V
Peak Switch Current (IPEAK) .......................................... 2A
Average Switch Current (IAVG) ..................................... 1A
Junction Temperature .............................................. 150ºC
Storage Temperature Range...................... –65ºC to 150ºC
Lead Temperature (Soldering 10 sec) ....................... 260ºC
Thermal Resistance (qJA) .................................... 160ºC/W
ML4871
OPERATING CONDITIONS
Temperature Range
ML4871CS-X ............................................. 0ºC to 70ºC
ML4871ES-X .......................................... –20ºC to 70ºC
VIN Operating Range
ML4871CS-X ................................ 1.8V to VOUT – 0.2V
ML4871ES-X ................................. 2.0V to VOUT – 0.2V
ELECTRICAL CHARACTERISTICS
Unless otherwise specified, VIN = Operating Voltage Range, TA = Operating Temperature Range (Note 1).
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
SUPPLY
IIN
VIN Current
VIN = VOUT – 0.2V
2
IOUT(Q) VOUT Quiescent Current
DETECT = VIN
30
DETECT = 0V
25
IL(Q) VL Quiescent Current
PFM REGULATOR
VOUT
IL Peak Current
Output Voltage
IL(PEAK) = 0
1.2
1.4
-3 Suffix 3.30
3.35
-5 Suffix 4.95
5.05
Load Regulation
RESET COMPARATOR
See Figure 1, -3 Suffix
VIN = 2.4V, IOUT £ 400mA
See Figure 1, -5 Suffix
VIN = 2.4V, IOUT £ 220mA
3.20
3.25
4.85
4.95
DETECT Threshold
1.18
1.25
DETECT Hysteresis
25
35
DETECT Bias Current
RESET Output High Voltage
RESET Output Low Voltage
IRESET = –200µA
IRESET = 500µA
–100
VOUT – 0.2
MAX
5
40
35
1
1.7
3.40
5.15
3.40
5.15
1.28
45
100
0.2
UNITS
µA
µA
µA
µA
A
V
V
V
V
V
mV
nA
V
V
Note 1: Limits are guaranteed by 100% testing, sampling, or correlation with worst case test conditions.
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