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ADE-208-298(Z)
1SS198 Silicon Schottky Barrier Diode for Various Detector,High Speed Switching
Rev. 0 Dec. 1994 Features
* Detection efficiency is very good. * Small temperature coefficient. * Small glass package (MHD) enables easy mounting and high reliability.
1
Outline
2
2 Cathode band
Ordering Information
Type No. 1SS198
Cathode band Mark
Package Code MHD
1. Cathode 2. Anode
Green
2
Absolute Maximum Ratings (Ta = 25C)
Item Reverse voltage Average forward current Junction temperature Storage temperature Symbol VR Io Tj Tstg Value 10 30 125 -55 to +125 Unit V mA C C
Electrical Characteristics (Ta = 25C)
Item Forward current Reverse current Capacitance Rectifier efficiency ESD-Capability Symbol Min IF IR C -- 4.5 -- -- 70 100 Typ -- -- -- -- -- Max -- 70 1.5 -- -- Unit mV A pF % V Test Condition VF = 1 V VR = 6 V VR = 1 V, f = 1 MHz Vin=2Vrms,f=40MHz,RL=5k CL=20pF *C=200pF ,
Both forward and reverse direction 1 pulse.
* Failure criterion ; IR 140A at VR = 6V
1SS198
10
-1
10
-2
Forward current I F (A)
10
-3
Reverse current I R (A) 0 0.8 1.2 1.6 0.4 Forward voltage VF (V) Fig.1 Forward current Vs. Forward voltage 2.0
10
-2
10
-3
10
-4
10
-4
10
-5
10
-5
10
-6
0
2
4 8 6 Reverse voltage VR (V)
10
Fig.2 Reverse current Vs. Reverse voltage
100 f=1MHz 80
Rectifier efficiency (%) 10-1 1.0 Reverse voltage VR (V) Fig.3 Capacitance Vs. Reverse voltage
10 Capacitance C (pF)
60
1.0
40
20
10
-1
0 10 0 0.5 1.0 1.5 2.0 2.5 3.0 Input voltage Vin (Vrms) Fig.4 Rectifier efficiency Vs. Input voltage
1SS198
Package Dimensions
Unit: mm
26.0 Min
2.4 Max
26.0 Min 2.0 Max
2
0.4
1
2 Cathode band (Green)
1 Cathode 2 Anode
HITACHI Code JEDEC Code EIAJ Code Weight (g)
MHD DO-34 -- 0.084

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