TL4050_16 Datasheet, PDF (10/32 Pages) Texas Instruments – PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE

TL4050
SLOS486A – JUNE 2007 – REVISED AUGUST 2009........................................................................................................................................................ www.ti.com
TL4050x50I ELECTRICAL CHARACTERISTICS
at industrial temperature range, full range T_A = –40°C to 85°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_A
TL4050A50I
MIN TYP MAX
TL4050B50I
MIN TYP MAX
Reverse
V_Z
breakdown
I_Z = 100 µA
25°C
5
5
voltage
Reverse
25°C
–5
5
–10
10
ΔV_Z breakdown
I_Z = 100 µA
voltage tolerance
Full
range
–22
22
–27
27
I_Z,min
Minimum
cathode current
25°C
Full
range
56
74
80
56
74
80
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
±30
±20
±20
±50
±30
±20
±20
±50
DV_Z
DI_Z
Reverse
breakdown
voltage change
with cathode
current change
I_Z,min < I_Z < 1 mA
1 mA < I_Z < 15 mA
25°C
Full
range
25°C
Full
range
0.2
1
1.4
2
8
12
0.2
1
1.4
2
8
12
Z_Z
Reverse dynamic
impedance
I_Z = 1 mA,
f = 120 Hz,
I_AC = 0.1 I_Z
25°C
0.5
0.5
e_N
Wideband noise
I_Z = 100 µA,
10 Hz ≤ f ≤ 10 kHz
25°C
93
93
Long-term
stability of
reverse
breakdown
voltage
t = 1000 h,
T_A = 25°C ± 0.1°C,
I_Z = 100 µA
120
120
V_HYST
Thermal
hysteresis ⁽¹⁾
ΔT_A = –40°C to 125°C
1.4
1.4
(1) Thermal hysteresis is defined as V_Z,25°C (after cycling to –40°C) – V_Z,25°C (after cycling to 125°C).
TL4050C50I
UNIT
MIN TYP MAX
5
V
–25
25
mV
–42
42
56
74
µA
80
±30
±20
±20
ppm/°C
±50
0.2
1
1.4
mV
2
8
12
0.5
Ω
93
µV_RMS
120
ppm
1.4
mV
10
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