TS821 STMicroelectronics, TS821 Datasheet - Page 3

• Manufacturer Part Number: TS821
• Description: 1.225V Micropower Shunt Voltage Reference
• Manufacturer: STMicroelectronics

Specifications of TS821

• Ultra Low Operating Current: 45μA maximum at 25°C
• Industrial Temperature Range: -40°C to +85°C

TS821
2
Table 3.
1. Limits are 100% production tested at 25°C. Behavior at the temperature range limits is guaranteed through correlation and
Table 4.
1. Limits are 100% production tested at 25°C. Behavior at the temperature range limits is guaranteed through correlation and
Symbol
ΔV
Symbol
ΔV
ΔV
ΔV
by design.
by design.
I
I
k-min
k-min
R
K
R
K
ref
En
ref
En
V
V
k
k
vh
vh
ka
ka
/ΔI
/ΔI
k
k
/ΔT
/ΔT
k
k
Wide band noise
Wide band noise
Reverse breakdown voltage
Reverse breakdown voltage
tolerance
Minimum operating current
Average temperature coefficient
Reverse breakdown voltage change
with operating current range
Static impedance
Long term stability
Reverse breakdown voltage
Reverse breakdown voltage
tolerance
Minimum operating current
Average temperature coefficient
Reverse breakdown voltage change
with operating current range
Static impedance
Long term stability
Electrical characteristics
TS821 (2% precision) T
TS821A (1% precision) T
Parameter
Parameter
amb
amb
= 25°C
= 25°C
I
I
-40°C < T
T
-40°C < T
I
I
-40°C < T
1mA < I
-40°C < T
ΔI
I
I
I
I
-40°C < T
T
-40°C < T
I
I
-40°C < T
1mA < I
-40°C < T
ΔI
I
I
k
k
k
k-min
k
k
k
k
k
k-min
k
k
amb
amb
k
k
= 100μA
= 100μA
= 100μA
= 100μA, t = 1000hrs
= 100μA, 10Hz < f < 10kHz
= 100μA
= 100μA
= 100μA
= 100μA, t = 1000hrs
= 100μA 10Hz < f < 10kHz
(1)
= 45µA to 1mA
= 45μA to 1mA
(1)
= 25°C
= 25°C
< I
< I
(unless otherwise specified)
(unless otherwise specified)
Test conditions
Test conditions
k
k
k
k
< 12mA
< 12mA
amb
amb
amb
amb
amb
amb
amb
amb
< 1mA
< 1mA
< +85°C
< +85°C
< +85°C
< +85°C
< +85°C
< +85°C
< +85°C
< +85°C
1.200 1.225 1.250
1.213 1.225 1.237
Min.
Min.
+34
-25
-12
-22
Electrical characteristics
Typ.
0.25
Typ.
0.25
120
200
120
200
0.3
2.5
0.3
2.5
40
40
Max.
Max.
+25
+34
120
+12
+22
120
0.7
0.5
0.7
0.5
45
50
10
45
50
1
8
1
5
7
ppm/°C
nV/√Hz
ppm/°C
nV/√Hz
Unit
ppm
Unit
ppm
mV
mV
mV
mV
μA
μA
V
Ω
V
Ω
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