Datasheet
(I
R
= 100µA, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
(I
R
= 100µA, T
A
= T
MIN
to T
MAX
, unless otherwise noted. Typical values are at T
A
= +25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Reverse Breakdown Voltage V
R
T
A
= +25°C
LM4050A (0.1%) 2.9970 3.0000 3.0030
VLM4050B (0.2%) 2.9940 3.0000 3.0060
LM4050C (0.5%) 2.9850 3.0000 3.0150
Reverse Breakdown Voltage
Tolerance (Note 2)
V
RTOL
LM4050A ±3.0 ±18
mVLM4050B ±6.0 ±21
LM4050C ±15 ±30
Minimum Operating Current I
RMIN
45 67 µA
Average Reverse Voltage
Temperature Coefcient
(Notes 2, 3)
DV
R
/DT
I
R
= 10mA ±20
ppm/°CI
R
= 1mA ±15 ±50
I
R
= 100µA ±15
Reverse Breakdown Voltage
Change with Operating
Current Change
I
RMIN
≤ I
R
≤ 1mA 0.3 1.0
mV
1mA ≤ I
R
≤ 15mA 2.5 8.0
Reverse Dynamic
Impedance (Note 3)
Z
R
I
R
= 1mA, f = 120Hz,
I
AC
= 0.1I
R
LM4050A/B 0.3 0.8
Ω
LM4050C 0.3 0.9
Wideband Noise e
N
I
R
= 100µA, 10Hz ≤ f ≤ 10kHz 45 µV
RMS
Reverse Breakdown Voltage
Long-Term Stability
DV
R
T = 1000h 120 ppm
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
Reverse Breakdown Voltage V
R
T
A
= +25°C
LM4050A (0.1%) 3.2967 3.3000 3.3033
VLM4050B (0.2%) 3.2934 3.3000 3.3066
LM4050C (0.5%) 3.2835 3.3000 3.3165
Reverse Breakdown Voltage
Tolerance (Note 2)
V
RTOL
LM4050A ±3.0 ±18
mVLM4050B ±6.0 ±21
LM4050C ±15 ±30
Minimum Operating Current I
RMIN
45 67 µA
Average Reverse Voltage
Temperature Coefcient
(Notes 2, 3)
DV
R
/DT
I
R
= 10mA ±20
ppm/°CI
R
= 1mA ±15 ±50
I
R
= 100µA ±15
Reverse Breakdown Voltage
Change with Operating
Current Change
I
RMIN
≤ I
R
≤ 1mA 0.3 1.0
mV
1mA ≤ I
R
≤ 15mA 2.5 8.0
Reverse Dynamic
Impedance (Note 3)
Z
R
I
R
= 1mA, f = 120Hz,
I
AC
= 0.1I
R
LM4050A/B 0.3 0.8
Ω
LM4050C 0.3 0.9
Wideband Noise e
N
I
R
= 100µA, 10Hz ≤ f ≤ 10kHz 50 µV
RMS
Reverse Breakdown Voltage
Long-Term Stability
DV
R
T = 1000h 120 ppm
LM4050/LM4051 50ppm/°C Precision Micropower Shunt Voltage
References with Multiple Reverse Breakdown Voltages
www.maximintegrated.com
Maxim Integrated
│
5
Electrical Characteristics—3.000V
Electrical Characteristics—3.300V