BA3899F Datasheet, PDF (1/8 Pages) Rohm – EL driver for portable sets

Standard ICs
EL driver for portable sets
BA3899F
The BA3899F is an IC developed for EL drive applications. It uses a more compact interface than transformer sys-
tems, and is ideal for use in thin sets.
•^Applications
Pagers, electronic notebooks and other portable devices
•^Features
1) Drive oscillation frequency can be set using external capacitance.
2) Equipped with standby control pin.
•^{Absolute maximum ratings (Ta = 25°C)}
Parameter
Symbol
Limits
Unit
Power supply voltage
Power dissipation
VCC
8.0
V
Pd
450^∗
mW
Operating temperature
Topr
– 10 ~ + 60
°C
Storage temperature
Tstg
– 55 ~ + 125
°C
Maximum applied voltage
VST
8.0
V
∗ Reduced by 4.5mW for each increase in Ta of 1°C over 25°C.
•^{Recommended operating conditions (Ta = 25°C)}
Parameter
Power supply voltage
Symbol Min. Typ. Max. Unit
VCC
1.0
5.0
7.0
V
•^{Block diagram}
SW1
8
SW2
7
VCC
STBY
6
5
RSW2
STBY
OSC1
OSC2
1
2
3
4
GND
N.C.
C1
C2
1