MAX6145 Просмотр технического описания (PDF) - Maxim Integrated
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MAX6145 Datasheet PDF : 8 Pages
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SOT23, Low-Cost, Low-Dropout,
3-Terminal Voltage References
ELECTRICAL CHARACTERISTICS—MAX6160
(VIN = 2.7V; IOUT = 0mA; R1 = 215kΩ ±0.1%, R2 = 208kΩ ±0.1% (circuit of Figure 1); TA = +25°C; unless otherwise noted.) (Notes 1, 2)
PARAMETER
Supply Voltage
Output Voltage Range
SYMBOL
VIN
Output Voltage
VOUT
ADJ Feedback Voltage Threshold
ADJ Input Current
VADJ
IADJ
CONDITIONS
TA = TMIN to TMAX
TA = TMIN to TMAX
TA = +25°C
TA = TMIN to TMAX
VADJ = 1.23V
MIN
2.7
1.23
2.475
2.450
TYP MAX
12.6
VIN - 0.2
2.500 2.525
2.550
1.23
70
UNITS
V
V
V
V
nA
Output Voltage
Temperature Coefficient
TCVOUT TA = TMIN to TMAX
15
100 ppm/°C
Output Voltage Noise
Line Regulation
Load Regulation
Quiescent Supply Current
en
∆VOUT/∆VIN
∆VOUT/∆IOUT
IQ
0.1Hz to 10Hz
10Hz to 10kHz
VIN = 2.7V to 12.6V, TA = TMIN to TMAX
ISOURCE = 0mA to 1mA
ISINK = 0mA to 1mA
TA = +25°C
TA = TMIN to TMAX
15
µVp-p
500
1
50
µV/V
0.35
1
mV/mA
1.15
10
75
100
µA
130
Change in Supply Current
vs. Change in Input Voltage
∆IQ/∆VIN VIN = 2.7V to 12.6V
1.7
6
µA/V
Note 1: All devices are 100% production tested at TA = +25°C, and are guaranteed by design for TA = TMIN to TMAX as specified.
Note 2: R1 and R2 program the output voltage in the 1.23V to (VIN - 0.2V) range (see the section Setting the MAX6160 Output Voltage).
__________________________________________Typical Operating Characteristics
(VIN = VIN(MIN), IOUT = 0mA, TA = +25°C, unless otherwise noted.)
SUPPLY CURRENT
vs. INPUT VOLTAGE
100
90
80
70
60
50
VALID OVER VIN(MIN) TO VIN(MAX)
40 FOR EACH PART
2
4
6
8 10 12 14
INPUT VOLTAGE ( V)
SUPPLY CURRENT
vs. TEMPERATURE
110
100
VIN = 10V
90
80
70
60
VIN = 5V
50
VIN = 3V
40
30
20
10
-50 -25 0 25 50 75 100
TEMPERATURE (°C)
LOAD REGULATION (SOURCING)
vs. TEMPERATURE
1.0
VOUT = 4.5V (MAX6145)
0.8
VOUT = 5.0V (MAX6150)
0.6
0.4
VOUT = 4.096V (MAX6141)
0.2
VOUT = 2.5V (MAX6125/MAX6160)
0
-50 -25 0 25 50 75 100
TEMPERATURE (°C)
4 _______________________________________________________________________________________
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