1A, 76V, High-Efficiency MAXPower

Step-Down DC-DC Converter

14

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EXTERNAL COMPONENTS

3.3

1

R1 = 1M

Ω ±1%, 0805

R2 = 274k

Ω ±1%, 0805

D1 = B220, Diodes Inc.

L1 = 100µH, Coilcraft Inc., DO5022P-104

9 to 14

51

R1 = 1M

Ω ±1%, 0805

R2 = 274k

Ω ±1%, 0805

D1 = B220, Diodes Inc.

L1 = 100µH, Coilcraft Inc., DO5022P-104

3.3

1

R1 = 1M

Ω ±1%, 0805

R2 = 130k

Ω ±1%, 0805

D1 = MBRS2040, ON Semiconductor

L1 = 100µH, Coilcraft Inc., DO5022P-104

51

R1 = 1M

Ω ±1%, 0805

R2 = 130k

Ω ±1%, 0805

D1 = MBRS2040, ON Semiconductor

L1 = 100µH, Coilcraft Inc., DO5022P-104

18 to 36

12

1

R1 = 1M

Ω ±1%, 0805

R2 = 130k

Ω ±1%, 0805

D1 = MBRS2040, ON Semiconductor

L1 = 220µH, Coilcraft Inc., DO5022P-224

Table 2. Typical External Components Selection (Circuit of Figure 2) (continued)