LT1999MPMS8-20#PBF Linear Technology, LT1999MPMS8-20#PBF Datasheet - Page 11

• Manufacturer Part Number: LT1999MPMS8-20#PBF
• Description: SC-Amps/Current Sense, High Voltage, Bidirectional Current Sense Amplifier
• Manufacturer: Linear Technology

Specifications of LT1999MPMS8-20#PBF

• Input Bias Current: 137.5µA
• Output Current Per Channel: 26mA
• Input Offset Voltage: 1.5mV
• Bandwidth: 2MHz
• Cmrr: 120dB
• Slew Rate: 3V/µs
• Supply Voltage Range: 4.5V To 5.5V
• Supply Current: 3µA
• Rohs Compliant: Yes
• No. Of Amplifiers: 2

TYPICAL PERFORMANCE CHARACTERISTICS
1000
100
10
0.001
LT1999 Input Referred Noise
Density vs Frequency
0.01
0.1
FREQUENCY (kHz)
–1
–2
–3
–4
–1
0
6
5
4
3
2
1
0
–0.25
0
SHDN Pin Current vs SHDN Pin
Voltage and Temperature
V
V
V
V
OUT
+
CM
1
REF
= 5V
T
T
T
= 12V
A
A
A
= 2.5V
–0.15
vs V
= 150°C
= 25°C
= –55°C
1
10
SENSE
–0.05
1000
2
V
V
SENSE
SHDN
1999 G31
10000
(V)
0.05
(V)
3
0.15
LT1999-10
LT1999-20
LT1999-50
4
–10
–20
–30
–40
40
30
20
10
0
–55
1999 G34
1999 G36
Short-Circuit Current
vs Temperature
0.25
5
–30
–5
TEMPERATURE (°C)
20
SOURCING
SINKING
45
70
–1
6
5
4
3
2
1
0
95
–60
V
ABSMAX Range
Turn-On/Turn-Off Time
vs SHDN Voltage
V
V
OUT
V
CM
OUT
REF
120
= 12V
1999 G32
= 2.5V
vs V
PHASE REVERSAL FOR V
LT1999-10/LT1999-20/
145
–30
SENSE
V
TIME (1μs/DIV)
SHDN
SHUTDOWN
V
SENSE
Over the Sense
I
0
S
3.0
2.5
2.0
1.5
1.0
0.5
0
(V)
–55
REF Open Circuit Voltage
vs Temperature
V
+
–30
SENSE
= 5V
30
LT1999-10
LT1999-20
LT1999-50
–5
< –25V
1999 G35
1999 G37
TEMPERATURE (°C)
20
LT1999-50
60
45
SHDN MODE
70
ACTIVE MODE
95
11
120
1999 G33
1999fa
145