Controlled Avalanche Diode
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CONTROLLED AVALANCHE DIODE
U17
FEATURES
• Transient surge voltage protection. • Diffused-junction...
Description
www.DataSheet4U.com
CONTROLLED AVALANCHE DIODE
U17
FEATURES
Transient surge voltage protection. Diffused-junction. Glass passivated and encapsulated.
OUTLINE DRAWING
φ 5 MAX (0.2)
Unit in mm(inch)
Direction of polarity
Cathode band
28MIN. (1.10) 62MIN. (2.44)
Type U17B(100V) U17C(200V) U17D(300V) U17E(400V)
Color of cathode band
φ 1.2 (0.05)
7MAX (0.28)
Weight: 1.0 (g)
ABSOLUTE MAXIMUM RATINGS
Items
Repetitive Peak Reverse Voltage Peak Reverse Power Average Forward Current Surge(Non-Repetitive) Forward Current I t Limit Value Operating Junction Temperature Storage Temperature
2
Type
VRRM PRM IF(AV) IFSM It Tj Tstg
2
U17B
V kW A A As °C °C
2
U17C
200
U17D
300
28MIN. (1.10)
Yellow Black Purple Blue
Symbol(Black)
U17E
400
100
3( Tj = 25°C,Impulse duration 10µs Non-repetitive ) Single-phase half sine wave 180° conduction 2.5 T =90°C, Lead length = 10mm L
(
)
100( Without PIV, 10ms conduction, Tj = 175°C start ) 40( Time = 2 ~ 10ms, I = RMS value ) -40 ~ +175 -40 ~ +175
Notes
(1) Lead mounting : Lead temperature 300°C max. to 3.2mm from body for 5sec. max.. (2) Mechanical strength : Bending 90°×2 cycles or 180°×1 cycle, Tensile 3kg, Twist 90°×1 cycle.
CHARACTERISTICS(TL=25°C)
Items
Peak Reverse Current
Symbols
IRRM
Units
µA
Min.
-
Typ.
4 1.5 0.6
Max.
50 20 10 1.1 B class
Test Conditions
C,D class E class IFM=2.5Ap, Single-phase half sine wave 1 cycle IF=2mA, VR=-15V IRM=1.0mA, Single-phase half sine wave 1 pps, Time ≤ 5s Rated VRRM
Peak Forward...
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