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Features
• Detection efficiency is very good.
• Small temperature coefficient.
• High reliability with glass seal.
1SS108
Silicon Schottky Barrier Diode for Various Detector,
High Speed Switching
ADE-208-154A (Z)
Rev. 1
Ordering Information
Type No. Cathode 2nd band Mark Package Code
1SS108 White Black H DO-35
Outline
1
H
2nd band
Cathode band
1. Cathode
2. Anode
2
1SS108
Absolute Maximum Ratings (Ta = 25°C)
Item Symbol Value Unit
Reverse voltage V
Average rectified current I
R
O
Junction temperature Tj 125 °C
Storage temperature Tstg –55 to +125 °C
Electrical Characteristics (Ta = 25°C)
Item Symbol Min Typ Max Unit Test Condition
Forward current I
Reverse current I
F
R
Capacitance C — — 3.0 pF VR = 1V, f = 1MHz
Rectifier efficiency η 70 — — % Vin = 2Vrms, f = 40MHz, RL = 5kΩ, C
ESD-Capability — 70 — — V *C = 200pF, Both forward and
Note: Failure criterion; IR ≥ 200µA at VR = 10V
3.0 — — mA VF = 1V
— — 100 µAVR = 10V
30 V
15 mA
= 20pF
reverse direction 1 pulse.
L
–1
10
–2
10
F
–3
10
–4
10
Forward current I (A)
–5
10
–6
10
0 0.4 0.8
Forward voltage V (V)
1.2 1.6
F
Fig.1 Forward current Vs. Forward voltage
2.0
–2
10
–3
10
R
–4
10
Reverse current I (A)
–5
10
–6
10
5
0
10 15 25
Reverse voltage V (V)
20
R
Fig.2 Reverse current Vs. Reverse voltage
1SS108
30
f = 1MHz
10
1.0
Capacitance C (pF)
–1
10
10
–1
Reverse voltage V (V)
1.0
R
Fig.3 Capacitance Vs. Reverse voltage
10
1SS108
100
80
η
60
40
Rectifier efficiency (%)
20
0
0.5
Input voltage Vin (Vrms)
1.0
1.5
2.0
2.5
Fig.4 Rectifier efficiency Vs. Input voltage
3.00
Package Dimensions
1SS108
Unit: mm
26.0 Min 4.2 Max
26.0 Min
2.0
Max
φ
H
12
0.5
φ
2nd band (Black)
Cathode band (White)
HITACHI Code
JEDEC Code
EIAJ Code
Weight (g)
12Cathode
Anode
DO-35
DO-35
SC-48
0.13
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