Rainbow Electronics BA178ххT_FP - Manual (Page 2)

BA178!!T / FP series
Regulator ICs
" " " " Internal circuit configuration diagram
R 4
R 2
R 16
R 15
C 1
R 10 R 8 R 9
R 11
R 12
R 20
R 19
R 21
R 17
R 13
D 2
R 5
R 6
R 1
R 7 R 22 R 18 R 3
R 14
D 3
D 1
Q 3
Q 11
Q 4
Q 2
Q 7
Q 5
Q 13
Q 12
Q 10
Q 6
Q 8
Q 9
Q 15
Q 16
Q 17
Q 1 Q 14
Q 18
(2)
COMMON
(3)
OUTPUT
(1)
INPUT
" " " " Absolute maximum ratings (Ta=25 °C)
^Common specifications for BA178!!T / FP seriesp
Parameter Symbol Limits Unit
Applied voltage V IN 35 V
Power
dissipation
TO220FP
W
Operating temperature Topr ˚C
Storage temperature Tstg ˚C
2.0
∗
1.0
∗
∗
Reduced by 16 mW / ˚C (TO220FP) and 8 mW / ˚C (TO252-3) for each increase in Ta of 1˚C over 25˚C
(without heat sink).
TO252-3
Pd
− 40 ∼+ 85
− 55 ∼+ 150
" " " " Recommended operating conditions (Ta=25 °C)
Parameter Symbol Min. Typ.
BA17805T / FP
Max. Unit
Input voltage 7.5 − 25 V
Output current − 1 A −
V
IN
I O
Parameter Symbol Min. Typ. Max. Unit
Input voltage 8.5 − 21 V
Output current − − 1 A
V
IN
I O
BA17806T / FP
Parameter Symbol Min. Typ. Max. Unit
Input voltage
Output current
9.5 − 22 V
− − 1 A
V IN
I O
BA17807T / FP
Parameter Symbol Min. Typ. Max. Unit
Input voltage
Output current
10.5 − 23 V
− − 1 A
V IN
I O
BA17808T / FP