LITTELFUSE 1.5KE91CA, 1.5KE91C, 1.5KE91A, 1.5KE91, 1.5KE82A Datasheet

1.5KE6.8 - 1.5KE440CA series

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

●Breakdown voltage range 6.8 to 440 Volts

●Uni-directional and Bi-directional

●Glass passivated junction

●Low clamping factor

●100% surge tested

●UL recognised

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)

●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

●Weight: 1.5 grammes (approx)

0.966 - 1.066

Min 25.4

4.826

5.207

9.155

9.527

Min 25.4

All dimensions in mm

Figure 1 - Capacitance vs. Stand-off Voltage Figure 2 - Peak Pulse Power vs. Pulse Time

10000

100kw

ORDERING INFORMATION

● STAND-OFF VOLTAGE

20kw

1.5KE

C

A

Voltage

1000

Cj (pf)

Uni-directional

Pp

5kw

Bi-Directional

(KW)

2kw

5% Voltage Tolerance

100

Bi-directional

500w

Packaging Option

100w

10	10	100	1000	1 s	10 s	100 s	1ms	10ms	B = Bulk (500 pcs)
1
Device Stand-off Voltage - Volts					Pulse Time (tp)				T = Tape and reeled (1500 pcs)

18	. l i t t e l f u s e . c o m