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LTC1921 Datasheet(PDF) 4 Page - Linear Technology

Part # LTC1921
Description  High Voltage, High-Side Current Sense
PDF  22 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1921 Datasheet(HTML) 4 Page - Linear Technology

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LTC6101/LTC6101HV
4
6101fh
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VS
Supply Voltage Range
●
460
V
VOS
Input Offset Voltage
VSENSE = 5mV, Gain = 100, LTC6101A
VSENSE = 5mV, Gain = 100, LTC6101AC, LTC6101AI
VSENSE = 5mV, Gain = 100, LTC6101AH
●
●
±85
±300
±450
±535
μV
μV
μV
VSENSE = 5mV, Gain = 100, LTC6101B
●
±150
±450
±810
μV
μV
VSENSE = 5mV, Gain = 100, LTC6101C
●
±400
800
1200
μV
μV
ΔVOS/ΔT
Input Offset Voltage Drift
VSENSE = 5mV, LTC6101A
VSENSE = 5mV, LTC6101B
VSENSE = 5mV, LTC6101C
●
●
●
±1
±3
±5
μV/°C
μV/°C
μV/°C
IB
Input Bias Current
RIN = 1M
●
100
170
245
nA
nA
IOS
Input Offset Current
RIN = 1M
●
±2
±15
nA
VSENSE(MAX) Input Sense Voltage Full Scale
VOS within Specification, RIN = 1k (Note 3)
●
500
mV
PSRR
Power Supply Rejection Ratio
VS = 6V to 60V, VSENSE = 5mV, Gain = 100
●
118
115
140
dB
dB
VS = 4V to 60V, VSENSE = 5mV, Gain = 100
●
110
105
133
dB
dB
VOUT
Maximum Output Voltage
12V ≤ VS ≤ 60V, VSENSE = 88mV
VS = 6V, VSENSE = 330mV, RIN = 1k, ROUT = 10k
VS = 4V, VSENSE = 550mV, RIN = 1k, ROUT = 2k
●
●
●
8
3
1
V
V
V
VOUT (0)
Minimum Output Voltage
VSENSE = 0V, Gain = 100, LTC6101A
VSENSE = 0V, Gain = 100, LTC6101AC, LTC6101AI
VSENSE = 0V, Gain = 100, LTC6101AH
●
●
030
45
53.5
mV
mV
mV
VSENSE = 0V, Gain = 100, LTC6101B
●
045
81
mV
mV
VSENSE = 0V, Gain = 100, LTC6101C
●
0150
250
mV
mV
IOUT
Maximum Output Current
6V ≤ VS ≤ 60V, ROUT = 2k, VSENSE = 110mV, Gain = 20
VS = 4V, VSENSE = 550mV, Gain = 2, ROUT = 2k
●
●
1
0.5
mA
mA
tr
Input Step Response
(to 2.5V on a 5V Output Step)
ΔVSENSE = 100mV Transient, 6V ≤ VS ≤ 60V, Gain = 50
VS = 4V
1
1.5
μs
μs
BW
Signal Bandwidth
IOUT = 200μA, RIN = 100, ROUT = 5k
IOUT = 1mA, RIN = 100, ROUT = 5k
140
200
kHz
kHz
IS
Supply Current
VS = 4V, IOUT = 0, RIN = 1M
●
220
450
475
μA
μA
VS = 6V, IOUT = 0, RIN = 1M
●
240
475
525
μA
μA
VS = 12V, IOUT = 0, RIN = 1M
●
250
500
590
μA
μA
VS = 60V, IOUT = 0, RIN = 1M
LTC6101AI, LTC6101AC, LTC6101BI, LTC6101BC,
LTC6101CI, LTC6101CC
LTC6101AH, LTC6101BH, LTC6101CH
●
●
375
640
690
720
μA
μA
μA
ELECTRICAL CHARACTERISTICS (LTC6101) The ● denotes the specifications which apply over the full
specified temperature range, otherwise specifications are at TA = 25°C, RIN = 100Ω, ROUT = 10k, VSENSE+ = V+ (see Figure 1 for
details), 4V ≤ VS ≤ 60V unless otherwise noted.



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