1.5KE6.8 - 1.5KE440CA series
0.966 - 1.066
1500 WATT AXIAL TRANSIENT VOLTAGE SUPPRESSORS
Protect sensitive electronics against voltage transients induced by inductive load
switching and lightning. Ideal for the protection of I/O interfaces, Vcc bus, and other
integrated circuits used in telecom, computer, datacom and industrial electronics.
FEATURES
Min 25.4
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
Breakdown voltage range 6.8 to 440 Volts
Uni-directional and Bi-directional
Glass passivated junction
Low clamping factor
4.826
5.207
100% surge tested
UL recognised
9.155
9.527
MAXIMUM RATING
ꢀ
Peak Pulse Power (Ppk): 1500 Watts (10 x 1000µs)@25°C
(see diagram on page 6 for wave form)
5 watt steady state
Response time: 1 x 10-12 seconds (theoretical)
Forward surge rating: 200 Amps, 8.3ms half sine wave,
(uni-directional devices only)
ꢀ
ꢀ
ꢀ
Min 25.4
ꢀ
Operating & storage temperature: -55°C to +150°C
MECHANICAL CHARACTERISTICS
ꢀ
ꢀ
ꢀ
ꢀ
Case: DO-201AD: Moulded plastic over glass passivated junction
Terminals: Axial leads, solderable per MIL-STD-202 Method 208
Solderable leads = 230°C for 10 seconds (1.59mm from case)
Marking: cathode band, (positive terminal, uni-directional devices only),
device code, logo
All dimensions in mm
ꢀ
Weight: 1.5 grammes (approx)
Figure 1 - Capacitance vs. Stand-off Voltage
Figure 2 - Peak Pulse Power vs. Pulse Time
ORDERING INFORMATION
100kw
10000
C A
1.5KE
Voltage
Bi-Directional
ꢀ STAND-OFF VOLTAGE
20kw
5kw
1000
Uni-directional
Pp
(KW)
Cj (pf)
2kw
5% Voltage Tolerance
Packaging Option
100
Bi-directional
500w
100w
10
1µs
10µs
100µs
1ms
10ms
B = Bulk (500 pcs)
1
10
100
1000
Pulse Time (tp)
Device Stand-off Voltage - Volts
T = Tape and reeled (1500 pcs)
w w w. l i t t e l f u s e . c o m
18
1