AMC2576 Datasheet, PDF (2/14 Pages) ADDtek Corp – 3A STEP DOWN VOLTAGE REGULATOR

7V – 40V
DC INPUT
TYPICAL APPLICATION
AMC2576
AMC2576-X.X
1 _VIN
C_IN
100µF
GND
3
FB ⁴
V_OUT ²
ENABLE
5
L1
100µH
OUTPUT
C_OUT
1000µF
Figure 1. Fixed Output Voltage Versions
7V – 40V
DC INPUT
AMC2576-ADJ
1 _VIN
C_IN
100µF
GND
3
FB ⁴
V_{OUT 2}
ENABLE
5
L1
100µH
C_OUT
1000µF
OUTPUT
R2
R1
Figure 2. Adjustable Output Voltage Versions
( ^VOUT ^{= V}REF 1 +
) ^R2
R1
( ) ^{R2 = R1}
V_OUT
V_REF
−1
Where V_REF = 1.23V, R1 between 1K and 5K
Copyright © 2006 ADDtek Corp.
2
DD007_E -- DECEMBER 2006