192

Regulator ICs

System power supply for CD radio

cassette players

BA3940A

With built-in 9V, 7V, and 5V outputs, the BA3940A system power supply IC is best suited for use in CD radio cassette

players.

FApplications

CD radio cassette players

FFeatures

1) One 9V output, two 7V outputs (switched by MODE

SW, only one output is available at the same time)

and one 5V output are built in.

2) Output current limit circuit protects the IC against

short-circuiting damage.

3) Thermal protection circuit prevents heat damage to

the IC.

4) Compact SIP-M12 package allows a large power dis-

sipation.

FAbsolute maximum ratings (Ta = 25_C)

FRecommended operating conditions (Ta = 25_C)