P6KE6.8 thru P6KE550CA
Transient Voltage Suppressors
Peak Pulse Power 600W Breakdown Voltage 6.8 to 550V
Features
ꢀ Plastic package has Underwriters Laboratory Flammability
Classification 94V-0
ꢀ Glass passivated junction
ꢀ 600W peak pulse power capabililty with a 10/1000us
waveform, repetition rate (duty cycle): 0.01%
ꢀ Excellent clamping capability
ꢀ Low incremental surge resistance
ꢀ Very fast response time
ꢀ High temp. soldering guaranteed: 265oC/10 seconds,
0.375” (9.5mm) lead length, 5lbs. (2.3 kg) tension
Mechanical Data
ꢀ Case: JEDEC DO-204AC(DO-15) molded plastic body over
passivated junction
ꢀ Terminals: Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
ꢀ Polarity: For unidirectional types the color band denotes the
cathode, which is positive with respect to the anode under
normal TVS operation
ꢀ Mounting Position: Any
ꢀ Weight: 0.015oz., 0.4g
Devices for Bidirectional Applications
For bi-directional devices, use suffix C or CA for types P6KE6.8 through types P6KE440 (e.g. P6KE6.8C, P6KE440CA).
Electrical characteristics apply in both directions.
Maximum Ratings and Characteristics
(TA=25oC unless otherwise noted)
Parameter
Symbol
Value
Unit
(1)
Peak power dissipation with a 10/1000us waveform (Fig. 1)
Peak pulse current with a 10/1000us waveform (1)
PPPM
IPPM
PM(AV)
IFSM
Minimum 600
W
A
See Next Table
5.0
Steady state power dissipation
W
A
at TL=75oC, lead lengths 0.375" (9.5mm) (2)
(3)
Peak forward surge current, 8.3ms single half sine-wave
100
Maximum instantaneous forward voltage
at 50A for unidirectional only (4)
VF
3.5/5.0
Volts
Typical thermal resistance junction-to-lead
Typical thermal resistance junction-to-ambient
Operating junction and storage temperature range
RθJL
RθJA
20
75
oC/W
oC/W
oC
TJ, TSTG
-55 to +150
Notes:
1. Non-repetitive current pulse, per Fig.3 and derated above TA=25oC per Fig. 2
2. Mounted on copper pad area of 1.6 x 1.6” (40 x 40mm) per Fig. 5
3. Measured on 8.3ms single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum
<
4. VF=3.5 V for devices of V(BR) 220V, and VF=5.0 Volt max. for devices of V(BR)>220V
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