Application Diagrams
B1585
BAY
VIN
IN
B1585 OUT
C1
ADJ
R1
LOAD
Fig.4 5A Current Output Regulator
VIN
BAY
IN
B1585 OUT
C1
ADJ
VOUT = VREF (1 + R2) + IADJ R2
R1
Fig 5. Typical Adjustable Regulator
VOUT
C2
R1
R2
(Note A)
V
IN
+
10µF
IN BAY OUT
B1585
ADJ
5V
R1
121Ω
1%
*C1 improves ripple rejection. XC
should be ~ R1 at ripple frequency.
R2
365Ω
1%
Note A: VIN (MIN) = ( Intended VOUT ) + ( V DROPOUT (MAX))
+ C1
10µF*
V
OUT
150µF
Fig. 6 Improving Ripple Rejection
V
IN
(Note A)
+
IN
10µF
BAY OUT
B1585
ADJ
TTL
Output
1k
2N3904
1k
5V
121Ω
1%
+
100µF
365Ω
1%
Note A: VIN (MIN) = ( Intended VOUT) + ( V DROPOUT (MAX))
Fig.7 5V Regulator with Shutdown
Bay Linear, Inc 2478 Armstrong Street, Livermore, CA 94550 Tel: (925) 606-5950, Fax: (925) 940-9556
www.baylinear.com