LM134-LM234 STMicroelectronics, LM134-LM234 Datasheet - Page 3

• Manufacturer Part Number: LM134-LM234
• Description: THREE TERMINAL ADJUSTABLE CURRENT SOURCES
• Manufacturer: STMicroelectronics

ELECTRICAL CHARACTERISTICS
Notes :
T
(unless otherwise specified)
Set Current Error (V
Ratio of Set Current to V
Minimum Operating Voltage
Average change in set current with input voltage
Temperature Dependence of set current - (note 2)
Effective Shunt Capacitance
j
= +25
10 A
1mA
2 A
10 A
1mA
2 A
2 A
100 A
1mA
2 A
1mA
25 A
o
+1.5V
+5V
+1.5V
+5V
1. Set current is the current flowing into theV
2. I
C with pulse testing so that junction temperature does not change during testing
I
I
I
I
I
I
I
I
SET
SET
SET
SET
(T
Set current error is expressed as a percent deviation from this amount.
I
SET
SET
SET
SET
I
I
I
set
set
SET
SET
SET
I
j
SET
= +25
is directly proportional to absolute temperature (
= I
V
V
+
+
10 A
10 A
100 A
1mA
V
V
O
5mA
5mA
5mA
5mA
1mA
1mA
1mA
+
+
(T/T
1mA
o
+
+
+40V
+40V
C).
Parameter
= +2.5V) - (note 1)
+5V
O
) where I
+5V
–
Current
O
is Iset measured at T
+
pin. It is determined by the following formula Iset = 67.7mV/R
O
0.96 T
(
Min.
o
14
K).
o
LM134 - LM234
K). I
set
Typ.
0.02
0.01
0.03
0.02
0.8
0.9
18
14
14
15
at any temperature can be calculated from
1
T
1.04 T
Max.
0.05
0.03
23
3
5
8
0.96 T
Min.
14
LM134-LM234-LM334
LM334
Typ.
0.02
0.01
0.03
0.02
0.8
0.9
18
14
14
15
1
T
1.04 T
Max.
0.05
0.1
12
26
6
8
set
% / V
Unit
pF
%
V
3/10