MAX1515 데이터 시트보기 (PDF) - Maxim Integrated
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MAX1515 Datasheet PDF : 24 Pages
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Low-Voltage, Internal Switch,
Step-Down/DDR Regulator
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, VIN = +3.3V, VCC = VDD = SHDN = MODE = +3.3V, VREFIN = VREF, SKIP = GND, TA = 0°C to +85°C, unless oth-
erwise noted. Typical values are at TA = +25°C.)
PARAMETER
REFERENCE
Reference Voltage
Reference Load Regulation
REFIN Input Voltage Range
REFOUT Output Accuracy
REFIN Input Bias Current
FAULT DETECTION
Thermal Shutdown
Undervoltage-Lockout Threshold
PGOOD Trip Threshold (Lower)
PGOOD Trip Threshold (Upper)
PGOOD Propagation Delay
PGOOD Output Low Voltage
PGOOD Leakage Current
Condition
INPUTS AND OUTPUTS
Logic Input High Voltage
Logic Input Low Voltage
Logic Input Current
SYMBOL
CONDITIONS
MIN
VREF
VREFIN
VREFIN -
VREFOUT
IREFIN
VCC = +3.0V to +3.6V
IREF = -1µA to +50µA
VCC = +3.0V to +3.6V
VREFIN = +0.5V to +1.5V
VREFIN = +0.5V to +1.5V
VREFIN = 1.1V
TA = +25°C to
+85°C
TA = 0°C to
+85°C
1.0923
1.0907
0.5
IREFOUT = -1mA
-10
to +1mA
IREFOUT = -5mA
to +5mA
-20
-50
TSHDN Rising, hysteresis = 15°C
VCC(UVLO) VCC rising, 2% falling-edge hysteresis
2.5
No load, falling edge, hysteresis = 1%
-13
No load, rising edge, hysteresis = 1%
+7
tPGOOD
FB forced 2% beyond PGOOD trip
threshold
ISINK = 1mA
High state, forced to 3.6V; VCC = VDD = 3.6V
SKIP, SHDN, MODE, FBSEL0, FBSEL1
2.0
SKIP, SHDN, MODE, FBSEL0, FBSEL1
SKIP, SHDN, MODE, FBSEL0, FBSEL1
-0.5
TYP MAX UNITS
1.100 1.1077
V
1.100 1.1094
10
mV
1.5
V
+10
mV
+20
+50
nA
+165
°C
2.7
2.9
V
-10
-7
%
+10 +13
%
10
µs
0.1
V
1
µA
V
0.8
V
+0.5
µA
4 _______________________________________________________________________________________
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