P4KE6.8 Datasheet, PDF (1/4 Pages) Dc Components – TECHNICAL SPECIFICATIONS OF TRANSIENT VOLTAGE SUPPERESSOR

P4KE Series
TRANSIENT VOLTAGE SUPPRESSORS
Features
• Glass passivated junction
• 400 W pulse capability on 10/1000 µs wave form
• Excellent clamping capability
• Low Zener impedance
• Fast response time
Mechanical Data
• Case: DO-41 molded plastic body
• Terminals: Solder axial plated, solderable per MIL-STD-750,
method 2026
• Polarity: Color band denotes cathode end
Devices for bidirectional applications
• For bidirectional use C or CA suffix for types P4KE6.8 thru types P4KE440A (e.g. P4KE6.8C, P4KE440CA)
• Electrical characteristics apply in both directions
Absolute Maximum Ratings (T_a = 25 ^OC unless otherwise specified)
Parameter
Symbol
Value
Unit
Peak Power Dissipation ¹⁾
PPPK
Min. 400
W
Steady State Power Dissipation at Tj = 75 ^OC Lead Length 0.375"(9.5 mm) ²⁾
PD
1
W
Peak Forward Surge Current 8.3 ms Single Half Sine-wave Superimposed on
Rated Load (JEDEC method), Unidirectional only ³⁾
IFSM
40
A
Maximum Instantaneous Forward Voltage at 25 A, for unidirectional only ⁴⁾
VF
3.5 / 6.5
V
Operating Junction and Storage Temperature Range
Tj, Tstg
- 55 to + 175
O_C
1) _{Non-repetitive current pulse and derated above TA = 25 OC.}
2) _{Mounted on Copper pads area of 1.6 X 1.6" (40 X 40 mm).}
3) _{Measured on 8.3 ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum. For}
uni-directional devices only.
4) _{VF: 3.5 V Max. for types of V(BR) ≤ 200 V, and VF: 6.5 V Max. for types of V(BR) > 200 V.}
SEMTECH ELECTRONICS LTD.
(Subsidiary of Sino-Tech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
®
Dated : 13/12/2008 J