0.1%, 25ppm, SC70 Shunt Voltage Reference
with Multiple Reverse Breakdown Voltages
ELECTRICAL CHARACTERISTICS—MAX6138_30 (3.0V)
(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)
SYMBOL
VR
CONDITIONS
MAX6138A (0.1%)
TA = +25°C
MAX6138B (0.2%)
MAX6138C (0.5%)
MIN
2.9970
2.9940
2.9850
TYP
3.0000
3.0000
3.0000
Minimum Operating
Current
IRMIN
45
Reverse Voltage
Temperature Coefficient
TC
4
(Notes 2, 3)
Reverse Breakdown
IRMIN ≤ IR ≤ 1mA
0.3
Voltage Change with
∆VR/∆IR
Operating Current Change
1mA ≤ IR ≤ 15mA
2.5
Reverse Dynamic
Impedance (Note 3)
ZR
IR = 1mA, f =120Hz, IAC = 0.1IR
0.3
Wideband Noise
eN
10Hz ≤ f ≤ 10kHz
45
Reverse Breakdown
Voltage Long-Term
∆VR
t = 1000h
120
Stability
MAX
3.0030
3.0060
3.0150
65
UNITS
V
µA
25
ppm/°C
1.0
mV
8.0
0.8
Ω
µVRMS
ppm
ELECTRICAL CHARACTERISTICS—MAX6138_33 (3.3V)
(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
3.2967
3.2934
3.2835
TYP
3.3000
3.3000
3.3000
45
Reverse Voltage
Temperature Coefficient
TC
4
(Notes 2, 3)
Reverse Breakdown
IRMIN ≤ IR ≤ 1mA
0.3
Voltage Change with
∆VR/∆IR
Operating Current Change
1mA ≤ IR ≤ 15mA
Reverse Dynamic
Impedance (Note 3)
ZR
IR = 1mA, f =120Hz, IAC = 0.1IR
0.3
Wideband Noise
eN
10Hz ≤ f ≤ 10kHz
50
Reverse Breakdown
Voltage Long-Term
∆VR
t = 1000h
120
Stability
MAX
3.3033
3.3066
3.3165
67
UNITS
V
µA
25
ppm/°C
1.0
mV
8.0
0.8
Ω
µVRMS
ppm
4 _______________________________________________________________________________________