LM4041_16 Datasheet, PDF (7/29 Pages) Texas Instruments – PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE

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LM4041
PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
SLCS146E – FEBRUARY 2005 – REVISED FEBRUARY 2006
LM4041x12Q Electrical Characteristics
full-range T_A = –40°C to 125°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
T_A
V_Z
Reverse breakdown
voltage
I_Z = 100 µA
Reverse breakdown
voltage tolerance
I_Z = 100 µA
I_Z,min
Minimum cathode
current
Average temperature
α_VZ
coefficient of reverse
breakdown voltage
I_Z = 10 mA
I_Z = 1 mA
I_Z = 100 µA
Reverse breakdown
∆V_Z/∆I_Z voltage change with
cathode current change
I_Z,min < I_Z < 1 mA
1 mA < I_Z < 12 mA
Z_Z
Reverse dynamic
impedance
I_Z = 1 mA, f = 120 Hz,
I_AC = 0.1 I_Z
e_N
Wideband noise
I_Z = 100 µA,
10 Hz ≤ f ≤ 10 kHz
Long-term stability of
reverse breakdown
voltage
t = 1000 h,
T_A = 25°C ± 0.1°C,
I_Z = 100 µA
25°C
25°C
Full range
25°C
Full range
25°C
25°C
Full range
25°C
25°C
Full range
25°C
Full range
25°C
Full range
25°C
25°C
LM4041C12Q
MIN TYP MAX
1.225
–6
–18.4
6
18.4
45
75
80
±20
±15
±100
±15
0.7 1.5
2
2.5
6
8
0.5
1.5
20
120
LM4041D12Q
MIN TYP MAX
UNIT
1.225
V
–12
12
mV
–31
31
45
75
µA
80
±20
±15
ppm/°C
±150
±15
0.7
2
2.5
mV
2.5
8
10
0.5
Ω
2
20
µV_RMS
120
ppm
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