LTC2915 데이터 시트보기 (PDF) - Linear Technology
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LTC2915 Datasheet PDF : 12 Pages
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LTC2915/LTC2916
ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VCC = 2.5V, unless otherwise noted. (Note 2)
SYMBOL
PARAMETER
CONDITIONS
VCC(MIN)
Supply Voltage for Guaranteed RST Low RST Driven Low
VCC(UVLO)
Supply Undervoltage Lockout
VCC(SHUNT)
ICC
Shunt Regulation Voltage
VCC Pin Current
IVCC = 0.5mA
SEL1, SEL2, TOL, MR = Open
SEL1, SEL2, TOL = GND (LTC2915)
MR = VCC (LTC2916)
Monitor Input (VM)
MIN TYP MAX UNITS
l 0.8
V
l
1.5
V
l 5.7
6.2
7.0
V
l
30
50
μA
l
45
80
μA
VMT120
12V, 5% Reset Threshold
12V, 10% Reset Threshold
12V, 15% Reset Threshold
l 11.04 11.22 11.40
V
l 10.44 10.62 10.80
V
l 9.84 10.02 10.20
V
VMT50
5V, 5% Reset Threshold
5V, 10% Reset Threshold
5V, 15% Reset Threshold
l 4.600 4.675 4.750
V
l 4.350 4.425 4.500
V
l 4.100 4.175 4.250
V
VMT33
3.3V, 5% Reset Threshold
3.3V, 10% Reset Threshold
3.3V, 15% Reset Threshold
l 3.036 3.086 3.135
V
l 2.871 2.921 2.970
V
l 2.706 2.756 2.805
V
VMT25
2.5V, 5% Reset Threshold
2.5V, 10% Reset Threshold
2.5V, 15% Reset Threshold
l 2.300 2.338 2.375
V
l 2.175 2.213 2.250
V
l 2.050 2.088 2.125
V
VMT18
1.8V, 5% Reset Threshold
1.8V, 10% Reset Threshold
1.8V, 15% Reset Threshold
l 1.656 1.683 1.710
V
l 1.566 1.593 1.620
V
l 1.476 1.503 1.530
V
VMT15
1.5V, 5% Reset Threshold
1.5V, 10% Reset Threshold
1.5V, 15% Reset Threshold
l 1.380 1.403 1.425
V
l 1.305 1.328 1.350
V
l 1.230 1.253 1.275
V
VMT12
1.2V, 5% Reset Threshold
1.2V, 10% Reset Threshold
1.2V, 15% Reset Threshold
l 1.104 1.122 1.140
V
l 1.044 1.062 1.080
V
l 0.984 1.002 1.020
V
VMT10
1V, 5% Reset Threshold
1V, 10% Reset Threshold
1V, 15% Reset Threshold
l 0.920 0.935 0.950
V
l 0.870 0.885 0.900
V
l 0.820 0.835 0.850
V
VMTADJ
ADJ (0.5V), 5% Reset Threshold
ADJ (0.5V), 10% Reset Threshold
ADJ (0.5V), 15% Reset Threshold
l 460.0 467.5 475.0
mV
l 435.0 442.5 450.0
mV
l 410.0 417.5 425.0
mV
RVM
VM Input Impedance (Note 4)
IVM(ADJ)
ADJ Input Current
Three-State Inputs (SEL1, SEL2), (TOL, LTC2915)
Fixed Threshold Modes
VM = 0.5V
l 0.5
l
8
MΩ
±15
nA
VTPIN,LOW
VTPIN,HIGH
Low Level Input Voltage
High Level Input Voltage
l
l 1.4
0.5
V
V
VTPIN,Z
ITPIN,Z
ITPIN,H/L
Pin Voltage when Open
Allowable Leakage in Open State
Pin Input Current
ITPIN = 0μA
VTPIN = 0V, VCC
0.9
V
l
±5
μA
l
±20
μA
29156fa
3
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