1.5KA12A
Model | 1.5KA12A |
Description | AUTOMOTIVE TRANSIENT VOLTAGE SUPPRESSOR |
PDF file | Total 4 pages (File size: 56K) |
Chip Manufacturer | VISHAY |
1.5KA6.8 THRU 1.5KA43A
AUTOMOTIVE TRANSIENT VOLTAGE SUPPRESSOR
Breakdown Voltage -
6.8 to 43 Volts
Case Style 1.5KA
Peak Pulse Power -
1500 Watts
FEATURES
P
A
T
1.0 (25.4)
MIN.
0.210 (5.3)
0.190 (4.8)
DIA.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
MIN.
0.042 (1.07)
0.038 (0.96)
DIA.
♦
Designed for under the hood applications
♦
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
♦
1500W peak pulse power surge capability with a
10/1000µs waveform, repetition rate (duty cycle): 0.01%
♦
Exclusive patented PAR™ oxide passivated
chip construction
♦
Excellent clamping capability
♦
Low incremental surge resistance
♦
Fast response time: typically less
than 1.0 ps from 0 Volts to V
(BR)
for uni-directional
♦
For devices with V
(BR)
∆10V
I
D
are typically less than
1.0µA at T
A
=150°C
♦
High temperature soldering guaranteed:
300°C/10 seconds, 0.375" (9.5mm) lead length,
5lbs. (2.3 kg) tension
E
N
T
E
D
*
MECHANICAL DATA
Dimensions in inches and (millimeters)
*
Patent #’s
4,980,315
5,166,769
5,278,094
Available in uni-directional only
Case:
Molded plastic over passivated junction
Terminals:
Solder plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity:
Color band denotes positive end (cathode)
Mounting Position:
Any
Weight:
0.045 ounce, 1.2 grams
MAXIMUM RATINGS AND CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOL
VALUE
UNITS
Peak pulse power dissipation with a 10/1000µs waveform
(NOTE 1, FIG. 1)
P
PPM
I
PPM
Minimum 1500
SEE TABLE 1
Watts
Amps
Peak pulse current at T
A
=25°C with a 10/1000µs waveform
(NOTE 1, FIG. 3)
Steady state power dissipation at T
L
=75°C
lead lengths 0.375” (9.5mm)
(NOTE 2)
Peak forward surge current, 8.3ms single half
Sine-wave superimposed on rated load
(JEDEC Method)
(NOTE 3)
Maximum instantaneous forward voltage at 100A
(NOTE 3)
Operating junction and storage temperature range
P
M(AV)
I
FSM
V
F
T
J
, T
STG
5.0
200
3.5
-65 to +185
Watts
Amps
Volts
°C
NOTES:
(1) Non-repetitive current pulse, per Fig. 3 and derated above T
A
=25°C per Fig. 2
(2) Mounted on copper pad area of 0.8 x 0.8” (20 x 20mm) per Fig. 5
(3) 8.3ms single half sine-wave or equivalent square wave, duty cycle=4 pulses per minutes maximum
1/27/99