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AS2830T-5.0 查看數據表(PDF) - Alpha Industries

零件编号产品描述 (功能)生产厂家
AS2830T-5.0 3A Low Dropout Voltage Regulator Adjustable & Fixed Output, Fast Response Alpha
Alpha Industries Alpha
AS2830T-5.0 Datasheet PDF : 7 Pages
1 2 3 4 5 6 7
TYPICAL APPLICATIONS
AS2830
ALPHA
VIN
IN
AS2830
OUT
VIN
ALPHA
IN
AS2830
OUT
VOUT
C1
C1
ADJ
C2
R1
ADJ
R1
LOAD
Fig. 4 3A Current output Regulator
VOUT = VREF (1 + R2 ) + IADJ R2
R2
R1
Fig. 5 Typical Adjustable Regulator
(Note A)
VIN
+
10µF
ALPHA
IN
OUT
AS2830
ADJ
5V
R1
121Ω
1%
VOUT
*C 1 improves ripple rejection. XC
should be ~ R 1 at ripple frequency.
R2
365Ω
1%
Note A: VIN(MIN) = (Intended VOUT) + (VDROPOUT (MAX) )
150µF
+ C1
10µF*
Fig. 6 Improving Ripple Rejection
VIN
(Note A)
+
ALPHA
IN
OUT
AS2830
ADJ
10µF
TTL
Input
1k
2N3904
1k
5V
121Ω
1%
+
100µF
365Ω
1%
Note A: VIN(MIN) = (Intended VOUT) + (VDROPOUT (MAX) )
Fig.7 5V Regulator with Shutdown
Alpha Semiconductor Inc. 1031Serpentine Lane. Pleasanton, CA 94566 Tel: (925) 417-1391 Fax: (925) 417-1390
Rev. 8/10/99
This Material Copyrighted By Its Respective Manufacturer
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