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參數資料
| 型號： | MA28TB |
| 廠商： | Panasonic Corporation |
| 英文描述： | Silicon epitaxial planar type variable resistor |
| 中文描述： | 硅外延平面型可變電阻 |
| 文件頁數： | 1/3頁 |
| 文件大小： | 80K |
| 代理商： | MA28TB |
1
Publication date: March 2004
SKB00003CED
Varistors
MA3X028 Series
(MA28 Series)
Silicon epitaxial planar type
For reduced voltage and temperature compensation
■
Features
Extremely small reverse current I
R
High reliability with planar structure
Wide forward voltage V
F
range
■
Absolute Maximum Ratings
T
a
= 25
°
C
Unit: mm
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Forward voltage
MA3X028WA/WB
V
F1
I
F
=
10
μ
A
0.77
V
MA3X028TA/TB
1.15
Forward voltage
MA3X0280A
V
F2
I
F
=
1.5 mA
0.56
0.61
V
MA3X0280B
0.59
0.64
MA3X028WA
I
F
=
3 mA
1.18
1.28
MA3X028WB
1.26
1.36
MA3X028TA
1.76
1.92
MA3X028TB
1.88
2.04
Reverse current
I
R
V
R
=
6 V
I
F
=
3 mA
1.0
μ
A
Temperature
coefficient of
forward voltage
*2
MA3X0280A
/B
V
F
/
T
2.0
mV/
°
C
MA3X028WA/B
4.6
MA3X028TA/B
6.5
■
Electrical Characteristics
T
a
=
25
°
C
±
3
°
C
*1
Parameter
Symbol
Rating
Unit
Reverse voltage
V
R
6
V
Peak forward
MA3X0280A/B
current
I
FM
150
mA
MA3X028WA/WB
100
MA3X028TA/TB
70
Power dissipation
P
D
T
j
T
stg
150
mW
Junction temperature
125
°
C
°
C
Storage temperature
55 to
+
125
0.40
+0.10
(
1
+
–
2
+
–
2
1
3
(0.95) (0.95)
1.9
±
0.1
2.90
+0.20
0.16
+0.10
0
±
0
5
10
0
1
+
–
1
+
–
Marking Symbol
MA3X0280A
MA3X0280B
MA3X028WA
MA3X028WB
MA3X028TA
MA3X028TB
:
MD
:
ME
:
MF
:
MK
:
ML
:
MM
Note) The part numbers in the parenthesis show conventional part number.
1: Anode
2: N.C.
3: Cathode
EIAJ: SC-59
Mini3-G1 Package
Note) 1. Measuring methods are based on JAPANESE INDUSTRIAL STANDARD JIS C 7031 measuring methods for diodes.
2. Absolute frequency of input and output is 100 MHz
3.*1: The temperature must be controlled 25°C for V
F
measurement. V
F
value measured at other temprature must be adjusted
to V
F
(25°C).
*2: T
j
=
25
°
C to 150
°
C
相關PDF資料 |
PDF描述 |
|---|---|
| MA28WA | Silicon epitaxial planar type variable resistor |
| MA28WB | Silicon epitaxial planar type variable resistor |
| MA3X0280A | Silicon epitaxial planar type variable resistor |
| MA3X0280B | Silicon epitaxial planar type variable resistor |
| MA3X028TA | Silicon epitaxial planar type variable resistor |
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