CCM

AE2596

Specification

D1

L1

L

O

A

D

DC INPUT

OUTPUT

R1

1K

R2

Cff

Cout

Cin

Feedback

Output

4

2

3 GND

5 ON/OFF

1

+Vin

AE2596

ADJ

AE2596

where VREF = 1.23V, VOUT=VREF(1 +

1

2

R

R

)

R2=R1(

REF

OUT

V

V

－ 1)

Select R1 to be approximately 1 k

, use a 1% resistor for best stability.

　

CIN —470 µF, 50V, Aluminum Electrolytic Nichicon “PL Series”

COUT —220 µF, 35V Aluminum Electrolytic, Nichicon “PL Series”

D1 —5A, 40V Schottky Rectifier, 1N5825

L1 —68 µH, L38

R1 —1 k

, 1%

　

CFF —See Application Information Section

Note: Keep Feedback wiring away from inductor flux and heavy line must be kept short and use

ground plane construction or best results.

● Typical Application circuit

L1

33uH

5.0V

3A Load

DC12V

D1

IN5824

Cin

680uF

Cout

220uF

Feedback

Output

4

2

3

GND

5

ON/OFF

1

+Vin

AE2596

5.0

AE1501

AE2596

● Pin Functions

+VIN

This is the positive input supply for the IC switching regulator. A suitable input bypass capacitor

must be present at this pin to minimize voltage transients and to supply the switching currents

8

www.DataSheet4U.com