BA5948FP
BA5948FP is 4-channel BTL driver for CD players manufactured by ROHM.
Features
1) 4-channel BTL driver 2) Set space saving by adoption of HSOP28 3) Built-in thermal shutdown circuit 4) Gain control by external resistor
!External dimensions (Unit : mm)
18.5 ± 0.2
28 15
9.9 ± 0.3
7.5 ± 0.2
5.15 ± 0.1
2.2 ± 0.1
0.8 0.35 ± 0.1 0.08 M 16.0 ± 0.2
0.1 S
HSOP28
!Absolute maximum ratings (Ta=25°C)
Parameter Supply voltage Power dissipation Operating temperature range Storage temperature range Symbol
Vcc, PVcc1, PVcc2
Limits 18 1700 ∗
- 35 to +85
- 55 to +150
Unit V m W C C
Pd Topr Tstg
∗ Derating : 13.6m W/ C for operation above Ta=25 C.
!Remended Operating Conditions (Ta=25°C)
Parameter Supply voltage Symbol
Vcc, PVcc1, PVcc2
Min. 4.5
Typ. 8
Max. 14
Unit V
0.5 ± 0.2
0.25 ± 0.1
1/2
Optical Discs
!Electrical characteristics (Unless otherwise noted : Ta=25°C、VCC=8V, BIAS=2.5V, RL=8Ω, Rin=10kΩ)
Parameter Current consumption at no signal CH1 output offset voltage Maximum output amplitude Close loop gain CH 2,3,4 output offset voltage Maximum output amplitude Close loop gain Mute OFF voltage Mute ON voltage Symbol ICC VOO1 VOM1 GVC1 VOO2 VOM2 GVC2 VMTOFF VMTON Min.
- - 50 5.1 12.5
- 50 4.0 12.5
- 2.0 Typ....
