LT1620 Linear Technology, LT1620 Datasheet - Page 2

• Manufacturer Part Number: LT1620
• Description: Rail-to-Rail Current Sense Amplifier
• Manufacturer: Linear Technology

A
LT1620/LT1621
Power Supply Voltage: V
Programming Voltage:
I
MODE Voltage ................ – 0.3V to V
PACKAGE/ORDER I FOR ATIO
2
Consult factory for Military grade parts.
ELECTRICAL C
V
SYMBOL PARAMETER
Supply
V
I
Current Sense Amplifier
V
V
V
OUT
CC
CC
CM
ID
OSSENSE
IN
8-LEAD PLASTIC MSOP
BSOLUTE
PROG, PROG2 ............ – 0.3V to V
+
= 16.8V, V
, SENSE, AVG, AVG2,
MS8 PACKAGE
SENSE
GND
ORDER PART NUMBER
I
OUT
IN
MS8 PART MARKING
5V Supply Voltage
DC Active Supply Current
LT1620GN
DC Active Supply Current
LT1620S8, LT1620MS8, 1/2 LT1621GN 4.5V V
DC Active Supply Current
LT1620S8, LT1620MS8, 1/2 LT1621GN 4.5V V
Input Common Mode Range
Differential Input Voltage Range
(IN
Input Offset - Measured at 1 Output
(V
–
SENSE
+
1
2
3
4
– IN
CC
LT1620CS8
LT1620IS8
LT1620CMS8
JA
JA
)
= 5V, V
TOP VIEW
–
= 250 C/W (MS)
= 120 C/W (S)
)
BC
W
A
IOUT
HARA TERISTICS
8-LEAD PLASTIC SO
XI
CC
8
7
6
5
S8 PACKAGE
= 2V, T
W
..........................– 0.3V to 7V
AVG
PROG
V
IN
CC
+
U
C
U
A
W
= 25 C unless otherwise noted.
CC
CC
R
A
+ 0.3V (7V Max)
+ 0.3V (7V Max)
CONDITIONS
SENSE = AVG = PROG = PROG2 = V
4.5V V
SENSE = AVG = PROG = V
SENSE = AVG = PROG = V
0V V
V
V
W
CC
ID
TI
= 80mV
U
SENSE
V
MODE
CM
ORDER PART NUMBER
CM
GND
I
CC
CC
CC
OUT
G
IN
NC
NC
NC
–
32V
S
16-LEAD PLASTIC SSOP
32V
1
2
3
4
5
6
7
8
5.5V, IN
5.5V, IN
5.5V, IN
U
LT1620CGN
LT1620IGN
(Referenced to Ground) (Note 1)
GN PACKAGE
JA
TOP VIEW
= 149 C/W
+
+
+
– IN
– IN
– IN
Sense Amplifier Input Common Mode .......– 0.3V to 36V
Operating Ambient Temperature Range
Storage Temperature Range ................ – 65 C to 150 C
Lead Temperature (Soldering, 10 sec)................. 300 C
CC
CC
–
–
–
= 100mV
= 100mV
= 0mV
Commercial ............................................ 0 C to 70 C
Industrial ............................................ – 40 C to 85 C
16
15
14
13
12
11
10
9
AVG
NC
PROG
PROG2
AVG2
V
NC
IN
CC
+
CC
SENSE A
PROG A
GND B
AVG A
MIN
I
V
4.5
OUT A
IN
IN
ORDER PART NUMBER
– 5
– 6
0
0
CC B
–
+
B
B
16-LEAD PLASTIC SSOP
1
2
3
4
5
6
7
8
LT1621CGN
LT1621IGN
GN PACKAGE
JA
TOP VIEW
TYP
5.0
2.8
2.3
1.3
= 149 C/W
16
15
14
13
12
11
10
9
MAX
125
5.5
3.8
4.0
3.3
3.7
1.9
2.1
32
5
6
V
IN
IN
GND A
I
SENSE B
AVG B
PROG B
OUT B
CC A
+
–
A
A
UNITS
mA
mA
mA
mA
mA
mA
mV
mV
mV
V
V