AS2830
TYPICAL APPLICATIONS
VIN
VOUT
VIN
OUT
IN
AS2830
OUT
IN
AS2830
C2
C1
C1
R1
R2
ADJ
R1
ADJ
VOUT = VREF (1 + R ) + IADJ R2
R21
LOAD
Fig. 5 Typical Adjustable Regulator
Fig. 4 3A Current output Regulator
(Note A)
VIN
5V
VIN
(Note A)
IN
OUT
5V
IN
OUT
VOUT
AS2830
ADJ
AS2830
+
10µF
121Ω
ADJ
R1
1%
+
121Ω
+
10µF
1k
1%
100µF
TTL
Input
150µF
2N3904
XC
*C1 improves ripple rejection.
should be ~ R 1 at ripple frequency.
365Ω
R2
365Ω
1%
1%
+
C1
10µF*
1k
Note A: VIN(MIN)= (Intended VOUT) + (VDROPOUT (MAX)
)
Note A: VIN(MIN)= (Intended VOUT) + (VDROPOUT (MAX)
)
Fig. 6 Improving Ripple Rejection
Fig.7 5V Regulator with Shutdown
Rev. 10/2/00
SIPEX [ SIPEX CORPORATION ]
