0.1%, 25ppm, SC70 Shunt Voltage Reference
with Multiple Reverse Breakdown Voltages
ELECTRICAL CHARACTERISTICS—MAX6138_41 (4.096V)
(IR = 100µA, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
Reverse Breakdown
Voltage (Note 2)
SYMBOL
VR
CONDITIONS
MAX6138A (0.1%)
TA = +25°C
MAX6138B (0.2%)
MAX6138C (0.5%)
MIN
4.0919
4.0878
4.0755
TYP
4.0960
4.0960
4.0960
Minimum Operating
Current
IRMIN
50
Reverse Voltage
Temperature Coefficient
TC
4
(Notes 2, 3)
Reverse Breakdown
IRMIN ≤ IR ≤ 1mA
0.5
Voltage Change with
∆VR/∆IR
Operating Current Change
1mA ≤ IR ≤ 15mA
3.0
Reverse Dynamic
Impedance (Note 3)
ZR
IR = 1mA, f = 120Hz, IAC = 0.1IR
0.5
Wideband Noise
eN
10Hz ≤ f ≤ 10kHz
64
Reverse Breakdown
Voltage Long-Term
∆VR
t = 1000h
120
Stability
MAX
4.1001
4.1042
4.1165
73
25
1.2
10.0
1.0
UNITS
V
µA
ppm/°C
mV
Ω
µVRMS
ppm
ELECTRICAL CHARACTERISTICS—MAX6138_50 (5.0V)
(IR = 100µA, TA = -40°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note 1)
PARAMETER
Reverse Breakdown
Voltage (Note 2)
Minimum Operating Current
SYMBOL
VR
IRMIN
CONDITIONS
MAX6138A (0.1%)
TA = +25°C
MAX6138B (0.2%)
MAX6138C (0.5%)
MIN
4.9950
4.9900
4.9750
TYP
5.0000
5.0000
5.0000
54
Reverse Voltage
Temperature Coefficient
TC
4
(Notes 2, 3)
MAX
5.0050
5.0100
5.0250
80
UNITS
V
µA
25
ppm/°C
Reverse Breakdown
Voltage Change with
Operating Current Change
∆VR/∆IR
IRMIN ≤ IR ≤ 1mA
1mA ≤ IR ≤ 15mA
0.5
1.4
mV
3.5
12.0
Reverse Dynamic
Impedance (Note 3)
ZR
IR = 1mA, f = 120Hz, IAC = 0.1IR
0.5
1.1
Ω
Wideband Noise
eN
10Hz ≤ f ≤ 10kHz
80
µVRMS
Reverse Breakdown
Voltage Long-Term Stability
∆VR
t = 1000h
120
ppm
Note 1: All devices are 100% production tested at +25°C and are guaranteed by correlation for TA = TMAX to TMIN, as specified.
Note 2: TC is measured by the “box” method, i.e. (VMAX - VMIN) / (TMAX - TMIN)
Note 3: Guaranteed by design.
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