P4KA6.8 Datasheet, PDF (1/3 Pages) Vishay Siliconix – Automotive Transient Voltage Suppressors

P4KA6.8 thru P4KA43A
Vishay Semiconductors
formerly General Semiconductor
Automotive Transient Voltage Suppressors
DO-204AL (DO-41)
0.107 (2.7)
0.080 (2.0)
DIA.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
Patented* ^Features
Breakdown Voltage 6.8 to 43V
Peak Pulse Power 400W
• Plastic package has underwriters laboratory
flammability classification 94V-0
• Designed for under the hood applications
• Exclusive patented PAR^® oxide-passivated chip
construction
• 400W peak pulse power capability with a
10/1000µs waveform, repetition rate (duty cycle):
0.01%
• Excellent clamping capability
• Low incremental surge resistance
• Very fast response time
• For devices with V(BR) ≥ 10V, ID are typically less
than 1.0µA at TA = 150°C
• High temperature soldering guaranteed:
300°C/10 seconds, 0.375" (9.5mm) lead length,
5lbs. (2.3 kg) tension
Mechanical Data
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
Available in uni-directional only
Dimensions in inches and (millimeters)
*Patent #’s 4,980,315
5,166,769
5,278,094
Case: JEDEC DO-204AL molded plastic body over
passivated junction
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: The color band denotes the cathode,
which is positive with respect to the anode under
normal TVS operation
Mounting Position: Any
Weight: 0.012 oz., 0.3 g
Packaging codes/options:
1/5K per Bulk Box, 50K/box
4/5.5K per 13" Reel (52mm Tape), 22K/box
23/3K per Ammo Box (52mm Tape), 27K/box
Maximum Ratings and Thermal Characteristics (TA = 25°C unless otherwise noted)
Parameter
Symbol
Value
Peak pulse power dissipation with a 10/1000µs
waveform⁽¹⁾ (Fig. 1)
PPPM
Minimum 400
Peak pulse current with a 10/1000µs waveform⁽¹⁾ (Fig.3)
IPPM
See Next Table
Steady state power dissipation at TL = 75°C
lead lengths 0.375" (9.5mm)⁽²⁾
PM(AV)
1.0
Peak forward surge current, 8.3ms single half sine-wave⁽³⁾
IFSM
40
Maximum instantaneous forward voltage at 25A
VF
3.5
Operating junction and storage temperature range
TJ, TSTG
–65 to +185
Notes: (1) Non-repetitive current pulse, per Fig. 3 and derated above TA = 25°C per Fig. 2
(2) Mounted on copper pad area of 1.6 x 1.6” (40 x 40mm) per Fig. 5
Document Number 88364
03-May-02
Unit
W
A
W
A
V
°C
www.vishay.com
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