Varistors
MA2B027
I Features
Series
Unit : mm
φ 0.56 max. 1
Silicon epitaxial planar type variable resistor
For tempe...
Varistors
MA2B027
I Features
Series
Unit : mm
φ 0.56 max. 1
Silicon epitaxial planar type variable resistor
For temperature and reduced
voltage compensation
High reliability achieved through combination of a planar type chip and glass sealing structure Easy mounting because of employing DO-35 (DHD) envelope Extremely small reverse current IR Large power dissipation Wide forward
voltage VF range
I Absolute Maximum Ratings Ta = 25°C
Parameter Reverse
voltage (DC) MA2B0270A/B Forward current (DC) MA2B027WA/WB MA2B027TA/TB MA2B027QA/QB Power dissipation Junction temperature Storage temperature PD Tj Tstg Symbol VR IFM Rating 6 150 100 70 50 150 150 −55 to +150 mW °C °C Unit V mA
2 φ 1.95 max.
1 Cathode 2 Anode JEDEC DO-35
I Electrical Characteristics Ta = 25°C
Parameter Reverse current (DC) MA2B0270A/B MA2B027WA/WB MA2B027TA/TB MA2B27QA/QB MA2B0270A MA2B0270B MA2B027WA/WB MA2B027TA/TB MA2B027QA/QB MA2B0270A/B MA2B027WA MA2B027WB MA2B027TA MA2B027TB MA2B027QA MA2B027QB MA2B0270A/B MA2B027WA/WB MA2B027TA/TB MA2B027QA/QB Symbol IR VR = 6 V VR = 6 V Conditions Min Typ Max 10 1 Unit µA
Forward
voltage (DC)
VF1
IF = 1.5 mA IF = 10 µA
0.56 0.59 0.77 1.15 1.60 1.18 1.26 1.76 1.88 2.20 2.34 2.0 4.6 6.5 8.8
0.61 0.64
24 min.
4.5 max.
24 min.
COLORED BAND INDICATES CATHODE
V
Forward
voltage (DC)
VF2
IF = 50 mA IF = 3 mA
1.1 1.28 1.36 1.92 2.04 2.40 2.54
V
Temperature coefficient of forward
voltage
−∆VF/∆T
IF = 1.5 mA IF = 3 mA
mV/°C
Note) Rated input/outp...