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LT1021_05 Datasheet, PDF (3/16 Pages) Linear Technology – Precision Reference
◁
LT1021
ELECTRICAL CHARACTERISTICS The ● denotes specifications that apply over the full operating temperature
range, otherwise specifications are TA = 25°C. VIN = 10V, IOUT = 0, unless otherwise noted.
PARAMETER
Output Voltage (Note 2)
Output Voltage Temperature Coefficient (Note 3)
Line Regulation (Note 4)
Load Regulation (Sourcing Current)
Load Regulation (Sinking Current)
Supply Current
Output Voltage Noise (Note 6)
Long Term Stability of Output Voltage (Note 7)
Temperature Hysteresis of Output
CONDITIONS
LT1021C-5
LT1021B-5/LT1021D-5
TMIN ≤ TJ ≤ TMAX
LT1021B-5
LT1021C-5/LT1021D-5
7.2V ≤ VIN ≤ 10V
10V ≤ VIN ≤ 40V
0 ≤ IOUT ≤ 10mA
(Note 4)
0 ≤ IOUT ≤ 10mA
(Note 4)
0.1Hz ≤ f ≤ 10Hz
10Hz ≤ f ≤ 1kHz
∆t = 1000Hrs Noncumulative
∆T = ±25°C
LT1021-5
MIN TYP MAX
4.9975 5.000 5.0025
4.9500 5.000 5.0500
●
2
5
●
3
20
4
12
●
20
2
6
●
10
10
20
●
35
60
100
●
150
0.8
1.2
●
1.5
3.0
2.2
3.5
15
10
UNITS
V
V
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/V
ppm/V
ppm/mA
ppm/mA
ppm/mA
ppm/mA
mA
mA
µVP-P
µVRMS
ppm
ppm
The ● denotes specifications that apply over the full operating temperature range, otherwise specifications are TA = 25°C.
VIN = 12V, IOUT = 0, unless otherwise noted.
PARAMETER
CONDITIONS
LT1021-7
MIN TYP MAX
Output Voltage (Note 2)
6.95 7.00 7.05
Output Voltage Temperature Coefficient (Note 3)
Line Regulation (Note 4)
Load Regulation (Sourcing Current)
Load Regulation (Shunt Mode)
Supply Current (Series Mode)
Minimum Current (Shunt Mode)
Output Voltage Noise (Note 6)
Long Term Stability of Output Voltage (Note 7)
Temperature Hysteresis of Output
TMIN ≤ TJ ≤ TMAX
LT1021B-7
LT1021D-7
8.5V ≤ VIN ≤ 12V
12V ≤ VIN ≤ 40V
0 ≤ IOUT ≤ 10mA
(Note 4)
1.2mA ≤ ISHUNT ≤ 10mA
(Notes 4, 5)
VIN is Open
0.1Hz ≤ f ≤ 10Hz
10Hz ≤ f ≤ 1kHz
∆t = 1000Hrs Noncumulative
∆T = ±25°C
●
2
5
●
3
20
1.0
4
●
2.0
8
0.5
2
●
1.0
4
12
25
●
40
50
100
●
150
0.75
1.2
●
1.5
0.7
1.0
●
1.2
4.0
2.5
4.0
7
3
UNITS
V
ppm/°C
ppm/°C
ppm/V
ppm/V
ppm/V
ppm/V
ppm/mA
ppm/mA
ppm/mA
ppm/mA
mA
mA
mA
mA
µVP-P
µVRMS
ppm
ppm
1021fc
3
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