TL4051_15 Datasheet, PDF (5/24 Pages) Texas Instruments – PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE

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TL4051
PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
SLOS487 – JUNE 2007
TL4051x12I Electrical Characteristics
full range T_A = –40°C to 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_A
TL4051A12I
MIN TYP MAX
Reverse
V_Z
breakdown
voltage
I_Z = 100 µA
25°C
1.225
Reverse
breakdown
I_Z = 100 µA
voltage tolerance
25°C
–1.2
1.2
Full
range
–5.2
5.2
I_Z,min
Minimum
cathode current
25°C
Full
range
39
60
65
Average
temperature
α_VZ
coefficient of
reverse
breakdown
voltage
I_Z = 10 mA
I_Z = 1 mA
I_Z = 100 µA
25°C
25°C
25°C
Full
range
±20
±15
±15
±50
Reverse
I_Z,min < I_Z < 1 mA
DV_Z
DI_Z
breakdown
voltage change
with cathode
current change 1 mA < I_Z < 12 mA
25°C
Full
range
25°C
Full
range
0.3
1.1
1.5
1.8
6
8
Reverse
I_Z = 1 mA,
Z_Z
dynamic
f = 120 Hz,
25°C
0.5
impedance
I_AC = 0.1 I_Z
e_N
Wideband noise
I_Z = 100 µA,
10 Hz ≤ f ≤ 10 kHz
25°C
20
Long-term
stability of
t = 1000 h,
reverse
T_A = 25°C ± 0.1°C,
25°C
120
breakdown
I_Z = 100 µA
voltage
V_HYST
Thermal
hysteresis ⁽¹⁾
∆T_A = –40°C to 125°C
0.36
TL4051B12I
MIN TYP MAX
TL4051C12I
UNIT
MIN TYP MAX
1.225
1.225
V
–2.4
2.4
–6
6
mV
–6.4
6.4 –10.1
10.1
39
60
65
39
60
µA
65
±20
±20
±15
±15
±15
±15
ppm/°C
±50
±50
0.3
1.1
0.3
1.1
1.5
1.8
6
1.5
mV
1.8
6
8
8
0.5
0.5
Ω
20
20
µV_RMS
120
120
ppm
0.36
0.36
mV/V
(1) Thermal hysteresis is defined as V_Z,25°C (after cycling to –40°C) – V_Z,25°C (after cycling to 125°C).
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