Datasheet

Figure 2. Fixed Output Voltages
Table 2. Typical External Components Selection (Circuit of Figure 2)
V
IN
(V) V
OUT
(V) I
OUT
(A) EXTERNAL COMPONENTS
7.5 to 76 3.3 0.5
C
IN
= 47μF, Panasonic, EEVFK2A470Q
C
OUT
= 47μF, Vishay Sprague, 594D476X_016C2T
C
BST
= 0.1μF, 0805
R1 = 1MΩ ±1%, 0805
R2 = 384kΩ ±1%, 0805
D1 = 50SQ100, IR
L1 = 150μH, Coilcraft Inc., DO5022P-154
7.5 to 76 5 0.5
C
IN
= 47μF, Panasonic, EEVFK2A470Q
C
OUT
= 33μF, Vishay Sprague, 594D336X_016C2T
C
BST
= 0.1μF, 0805
R1 = 1MΩ ±1%, 0805
R2 = 384kΩ ±1%, 0805
D1 = 50SQ100, IR
L1 = 220μH, Coilcraft Inc., DO5022P-224
15 to 76 12 0.5
C
IN
= 47μF, Panasonic, EEVFK2A470Q
C
OUT
= 15μF, Vishay Sprague, 594D156X_025C2T
C
BST
= 0.1μF, 0805
R1 = 1MΩ ±1%, 0805
R2 = 384kΩ ±1%, 0805
D1 = 50SQ100, IR
L1 = 330μH, Coilcraft Inc., DO5022P-334
MAX5033
GND
BST
LX
V
IN
SGND
FB
D1
VD
L1
V
OUT
V
IN
C
IN
0.1µF
0.1µF
C
OUT
R1
R2
ON/OFF
MAX5033 500mA, 76V, High-Efciency, MAXPower
Step-Down DC-DC Converter
www.maximintegrated.com
Maxim Integrated │ 12
Application Circuit