LTC6103 Linear Integrated Systems, LTC6103 Datasheet - Page 5

• Manufacturer Part Number: LTC6103
• Description: High Side Current Sense Amplifier
• Manufacturer: Linear Integrated Systems

TYPICAL PERFORMANCE CHARACTERISTICS
5V
0V
Step Response 0mV to 100mV
V
C
SENSE
LOAD
∆V
V
OUT
–
SENSE
= 10pF
C
LOAD
T
V
R
R
V
5.5V
0.5V
A
+
SENSE
IN
OUT
5V
0V
V
–
= 12V
TIME (10µs/DIV)
= 25°C
=100mV
+
= 100Ω
= 1000pF
= 5k
Step Response Falling Edge
V
+
OUT
= V
I
+
OUT
= 0µA
∆V
SENSE
TIME (500ns/DIV)
–
=100mV
6103 G13
I
OUT
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= 100µA
T
V
R
R
V
A
+
SENSE
IN
OUT
= 12V
= 25°C
= 100Ω
= 5k
+
5V
0V
V
6103 G16
= V
+
Step Response 0mV to 100mV
+
V
SENSE
V
OUT
–
∆V
SENSE
TIME (100µs/DIV)
–
=100mV
T
V
C
R
R
V
A
+
LOAD
IN
OUT
SENSE
140
120
100
= 25°C
= 12V
80
60
40
20
= 100Ω
0
0.1
= 5k
= 2200pF
PSRR vs Frequency
+
R
R
C
GAIN = 50
I
V
OUTDC
= V
OUT
INAC
IN
OUT
6103 G14
= 100Ω
+
1
= 5k
= 5pF
V
= 50mV
S
= 100µA
= 4V
10
P-P
FREQUENCY (Hz)
100
5.5V
0.5V
V
5V
0V
S
= 12V
1k
Step Response Rising Edge
V
V
SENSE
OUT
10k 100k
–
∆V
SENSE
TIME (500ns/DIV)
6103 G17
1M
–
=100mV
I
I
OUT
LTC6103
OUT
= 100µA
= 0µA
T
V
R
R
V
A
+
IN
OUT
SENSE
= 12V
= 25°C
= 100Ω
= 5k
+
= V
6103 G15
5
6103f
+