LT1431IN8 Linear Technology, LT1431IN8 Datasheet - Page 3

• Manufacturer Part Number: LT1431IN8
• Description: IC REF PROGRAMMABLE .4%TOL 8-DIP
• Manufacturer: Linear Technology

Specifications of LT1431IN8

• Reference Type: Shunt, Adjustable
• Voltage - Output: 2.5 ~ 36 V
• Tolerance: ±0.4%
• Temperature Coefficient: 50ppm/°C
• Number Of Channels: 1
• Current - Cathode: 600µA
• Current - Output: 100mA
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Input: -
• Current - Quiescent: -

elecTrical characTerisTics
temperature range, otherwise specifications are at T
SYMBOL
V
∆V
∆V
|I
I
|I
|I
|Z
I
Note 1: Stresses beyond those listed under Absolute Maximum Ratings
may cause permanent damage to the device. Exposure to any Absolute
Maximum Rating condition for extended periods may affect device
reliability and lifetime.
Note 2: V
to V
MIN
LIM
REF
REF
OFF
LEAK
KA
REF
REF
+
|
|
|
|
of the LT1431CN8/IN8/CS8/IS8. I
/∆T
/∆V
KA
KA
is the cathode voltage of the LT1431CZ/IZ and corresponds
PARAMETER
Reference Voltage
Reference Drift
Voltage Ratio, Reference to
Cathode (Open-Loop Gain)
Reference Input Current
Minimum Operating Current
Off-State Cathode Current
Off-State Collector Leakage Current V
Dynamic Impedance
Collector Current Limit
5V Reference Output
K
is the cathode current of the
CONDITIONS
V
V
I
V
V
V
V
V
Internal Divider Used, I
K
KA
KA
KA
KA
KA
COLL
KA
KA
= 2mA, V
= 5V, I
= 5V, I
= 5V, T
= V
= 36V, V
= V
= V
= 36V, V
REF
REF
REF
A
K
K
, I
A
= 25°C. I
to 36V
+ 50mV
KA
= 2mA, (Note 3)
= 2mA
REF
= 25°C
K
+
= 1mA to 100mA, f ≤ 1kHz
= 3V to 36V
= 0V
= 5V, V
The
K
l
REF
K
= 10mA unless otherwise specified (Note 2)
denotes the specifications which apply over the full operating
= 2mA
= 2.4V
LT1431CZ/IZ and corresponds to I(V
IN8/CS8/IS8.
Note 3: The LT1431 has bias current cancellation which is effective only
for V
V
V
KA
KA
drops below 3V. For this reason, these tests are not performed at
= V
KA
REF
≥ 3V. A slight (≈2mV) shift in reference voltage occurs when
.
l
l
l
l
l
l
l
2.490
2.465
4.950 5.000 5.050 4.950 5.000 5.050
MIN
LT1431I, LT1431M
80
2.500 2.510
TYP
0.2
0.2
0.6
50
2.535
MAX
360
0.5
1.0
1.5
1.0
0.2
15
+
1
1
5
) + I
COLLECTOR
2.490
2.480
MIN
100
LT1431C
2.500 2.510
TYP
0.2
0.2
0.6
30
of the LT1431CN8/
LT1431
2.520
MAX
260
0.5
1.0
1.2
1.0
0.2
1
2
1
2
ppm/°C
UNITS
mV/V
1431fd

mA
mA
µA
µA
µA
µA
µA
µA
Ω
V
V
V