SP4427 Ver la hoja de datos (PDF) - Signal Processing Technologies

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SP4427

Electroluminescent Lamp Driver Dual Oscillators with High Drive Capability

Signal Processing Technologies 

Vpeak=80V (typ)

EL1 output; charge steps per half cycle based on # of coil pulses per half cycle.

Figure 1.

coil freq.

Number of coil pulses in 1 lamp cycle = lamp freq. (2) ; 90% duty cycle.

Figure 2.

EL1 Output

Figure 3.

-EL2 Output

Figure 4.

SP4427DS/01

Differential Representation E12.

EL1 Output

Vpp=160V (typ)

-EL2 Output

SP4427 Electroluminescent Lamp Driver

6

© Copyright 1997 Sipex Corporation

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