Electrical Characteristics
TSM109/A
ELECTRICAL CHARACTERISTICS
VOLTAGE REFERENCE
Symbol
IK Cathode Current
Conditions
Value
1 to 100
Unit
mA
Tamb = 25°C (unless otherwise specified)
Symbo
l
Parameter
TSM109A
TSM109
Unit
Min. Typ. Max. Min. Typ. Max.
Reference Input Voltage, IK = 10 mA
Vref Tamb = 25°C
Tmin ≤ Tamb ≤ Tmax
2.490 2.500 2.510 2.475 2.500 2.525 V
2.48
2.52 2.45
2.55
∆Vref
Reference Input Voltage Deviation OverTemperature
Range IK = 10 mA
Tmin ≤Tamb ≤ Tmax
7
30
7
30
mV
Temperature Coefficient of Reference Input Voltage
V--∆---r-V-e----rf--∆e----fT---
IK = 10 mA,
Tmin ≤Tamb ≤ Tmax
±13 ±90
±13 ±90 ppm/°C
Imin
|ZVref|
Minimum Cathode Current for Regulation
Dynamic Impedance - note 1
∆Vref, ∆IK = 1 to 100mA, f < 1KHz
0.5 1
0.3 0.65
0.5 1
mA
0.3 0.65 Ω
1) The dynamic impedance is defined as [ZVref| = ∆VVref/∆IK
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