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LT6108AIMS8-1#PBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30
LT6108-1/LT6108-2
7
610812fa
Amplifier Input Bias Current
vs Temperature
Amplifier Step Response
(V
SENSE
= 0mV to 100mV)
Amplifier Step Response
(V
SENSE
= 0mV to 100mV)
Amplifier Step Response
(V
SENSE
= 10mV to 100mV)
Amplifier Step Response
(V
SENSE
= 10mV to 100mV)
Amplifier Gain vs Frequency
LT6108-1 Step Response
LT6108-2 Step Response
TYPICAL PERFORMANCE CHARACTERISTICS
Performance characteristics taken at T
A
= 25°C,
V
+
= 12V, V
PULLUP
= V
+
, V
EN
= V
EN/RST
= 2.7V, R
IN
= 100Ω, R
OUT
= R1 + R2 = 10k, gain = 100, R
C
= 25.5k, C
L
= C
LC
= 2pF, unless
otherwise noted. (See Figure 3)
FREQUENCY (Hz)
22
GAIN (dB)
28
34
40
46
1k 100k 1M 10M
610812 G10
16
10k
I
OUTA
= 1mA
I
OUTA
= 100µA
G = 100, R
OUT
= 10k
G = 50, R
OUT
= 5k
G = 20, R
OUT
= 2k
0V
V
SENSE
100mV/DIV
V
OUTA
1V/DIV
V
OUTC
2V/DIV
V
EN/RST
5V/DIV
0V
0V
0V
610812 G11
2µs/DIV
R
OUT
= 2k
100mV INC OVERDRIVE
0V
V
SENSE
100mV/DIV
V
OUTA
1V/DIV
V
OUTC
2V/DIV
0V
0V
610812 G12
2µs/DIV
R
OUT
= 2k,100mV INC OVERDRIVE
TEMPERATURE (°C)
–25
INPUT BIAS CURRENT (nA)
60
80
100
95
610812 G13
40
20
50
70
90
30
10
0
5
35
65
–10–40 110
20
50
80
125
SENSEHI
SENSELO
V
OUTA
2V/DIV
V
SENSE
50mV/DIV
0V
0V
610812 G14
2µs/DIV
R
IN
= 100Ω
G = 100V/V
V
OUTA
2V/DIV
V
SENSE
50mV/DIV
0V
0V
610812 G15
2µs/DIV
R
IN
= 100Ω
G = 100V/V
0V
0V
V
OUTA
1V/DIV
V
SENSE
100mV/DIV
610812 G16
2µs/DIV
R
IN
= 1k
R
OUT
= 20k
G = 20V/V
0V
0V
V
OUTA
1V/DIV
V
SENSE
100mV/DIV
610912 G17
2µs/DIV
R
IN
= 1k
R
OUT
= 20k
G = 20V/V
Common Mode Rejection Ratio
vs Frequency
FREQUENCY (Hz)
1
0
COMMON MODE REJECTION RATIO (dB)
120
100
140
10 100 1k 10k 100k 1M 10M
610812 G09
80
60
40
20
LT6108-1/LT6108-2
8
610812fa
Comparator Threshold
Distribution
Hysteresis Distribution Hysteresis vs Temperature
Hysteresis vs Supply Voltage
LT6108-2 EN Current
vs Voltage
Comparator Threshold
vs Temperature
LT6108-1 EN/RST Current vs
Voltage
TYPICAL PERFORMANCE CHARACTERISTICS
Performance characteristics taken at T
A
= 25°C,
V
+
= 12V, V
PULLUP
= V
+
, V
EN
= V
EN/RST
= 2.7V, R
IN
= 100Ω, R
OUT
= R1 + R2 = 10k, gain = 100, R
C
= 25.5k, C
L
= C
LC
= 2pF, unless
otherwise noted. (See Figure 3)
TEMPERATURE (°C)
–40
COMPARATOR THRESHOLD (mV)
408
406
404
402
400
398
396
394
392
80
610812 G20
–10 20 50 12511065–25 5 35 95
5 TYPICAL UNITS
TEMPERATURE (°C)
–40
COMPARATOR HYSTERESIS (mV)
20
18
16
14
12
10
8
6
4
0
2
80
610812 G22
–10 20 50 12511065–25 5 35 95
V
+
(V)
0
14
12
10
8
6
4
2
0
30 50
610812 G23
10 20
40 60
COMPARATOR HYSTERESIS (mV)
5 TYPICAL UNITS
EN/RST VOLTAGE (V)
0
–250
EN/RST CURRENT (nA)
–200
–150
–100
–50
50
10
20 30 40
610812 G24
50 60
0
EN VOLTAGE (V)
0
–250
EN CURRENT (nA)
–200
–150
–100
–50
50
10
20 30 40
610812 G25
50 60
0
COMPARATOR THRESHOLD (mV)
0
PERCENTAGE OF UNITS (%)
5
15
20
25
399.2 404
610812 G19
10
396 397.6
400.8
402.8
COMPARATOR HYSTERESIS (mV)
3
0
PERCENTAGE OF UNITS (%)
5
10
15
20
30
–40°C 25°C 125°C
4.6 6.2
7.7 9.3 10.9 12.5
610812 G21
14.1 15.7 17.3
25
Power Supply Rejection Ratio
vs Frequency
FREQUENCY (Hz)
1
0
POWER SUPPLY REJECTION RATIO (dB)
120
100
140
160
10 100 1k 10k 100k 1M 10M
610812 G08
80
60
40
20
LT6108-1/LT6108-2
9
610812fa
Comparator Rise/Fall Time
vs Pull-Up Resistor
LT6108-1 Comparator Step
Response (5mV INC Overdrive)
LT6108-1 Comparator Step
Response (100mV INC Overdrive)
Comparator Propagation Delay
vs Input Overdrive
Comparator Output Leakage
Current vs Pull-Up Voltage
TYPICAL PERFORMANCE CHARACTERISTICS
Performance characteristics taken at T
A
= 25°C,
V
+
= 12V, V
PULLUP
= V
+
, V
EN
= V
EN/RST
= 2.7V, R
IN
= 100Ω, R
OUT
= R1 + R2 = 10k, gain = 100, R
C
= 25.5k, C
L
= C
LC
= 2pF, unless
otherwise noted. (See Figure 3)
Comparator Output Low Voltage
vs Output Sink Current
Comparator Input Bias Current
vs Input Voltage
COMPARATOR INPUT VOLTAGE (V)
–20
COMPARATOR INPUT BIAS CURRENT (nA)
–10
0
10
–15
–5
5
0.2 0.4 0.6 0.8
610812 G28
1.00
125°C
25°C
–40°C
I
OUTC
(mA)
0
0
V
OL
OUTC (V)
0.25
0.50
0.75
1.00
1 2
610812 G29
3
125°C
25°C
–40°C
COMPARATOR OUTPUT PULL-UP VOLTAGE (V)
0
–2
OUTC LEAKAGE CURRENT (nA)
3
8
13
18
23
125°C
10
20 30 40
610812 G30
50 60
–40°C AND 25°C
COMPARATOR INPUT OVERDRIVE (mV)
0
COMPARATOR PROPAGATION DELAY (µs)
3.0
4.0
5.0
160
610812 G31
2.0
1.0
2.5
3.5
4.5
1.5
0.5
0
40
80
120
200
RISING INPUT
LT6108-1 AND LT6108-2
FALLING INPUT
LT6108-2
R
C
PULL-UP RESISTOR (kΩ)
1
10
RISE/FALL TIME (ns)
100
1000
10000
10 100 1000
610812 G32
V
OH
= 0.9 • V
PULLUP
V
OL
= 0.1 • V
PULLUP
100mV INC OVERDRIVE
C
L
= 2pF
FALLING
INPUT
LT6108-2
RISING INPUT
LT6108-1 AND
LT6108-2
V
INC
0.5V/DIV
0V
V
OUTC
2V/DIV
V
EN/RST
5V/DIV
0V
0V
610812 G33
5µs/DIV
V
+
= 5V
0V
V
INC
0.5V/DIV
V
OUTC
2V/DIV
V
EN/RST
5V/DIV
0V
0V
610812 G34
5µs/DIV
V
+
= 5V
Comparator Input Bias Current
vs Input Voltage
COMPARATOR INPUT VOLTAGE (V)
–20
COMPARATOR INPUT BIAS CURRENT (nA)
–10
0
10
–15
–5
5
20 40
610812 G27
600
125°C
25°C
–40°C
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30

LT6108AIMS8-1#PBF

Mfr. #:
Buy LT6108AIMS8-1#PBF
Manufacturer:
Analog Devices Inc.
Description:
Current Sense Amplifiers High Side Current Sense Amplifier with Reference and Comparators
Lifecycle:
New from this manufacturer.
Delivery:
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