MIC28303-1YMP datasheet(7/38 Pages) MICROCHIP

Part #	MIC28303-1YMP

Description	50V, 3A Power Module

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Manufacturer	MICROCHIP [Microchip Technology]

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 2016 Microchip Technology Inc.

DS20005464A-page 7

MIC28303

2.0

TYPICAL PERFORMANCE CURVES

FIGURE 2-1:

Efficiency vs. Output

Current (MIC28303-1).

FIGURE 2-2:

Efficiency vs. Output

Current (MIC28303-2).

FIGURE 2-3:

Thermal Derating

(MIC28303-2).

Note:

The graphs and tables provided following this note are a statistical summary based on a limited number of

samples and are provided for informational purposes only. The performance characteristics listed herein

are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified

operating range (e.g., outside specified power supply range) and therefore outside the warranted range.

TABLE 2-1:

RECOMMENDED COMPONENT VALUES FOR 275KHZ SWITCHING FREQUENCY

VOUT

VIN

R3

(Rinj)

R19

R15

R1

(Top

Feedback

Resistor)

R11

(Bottom

Feedback

Resistor)

C10

(Cinj)

C12

(Cff)

COUT

5V

7V to 18V

16.5 kΩ

75 kΩ 3.57 kΩ

10 kΩ

1.9 kΩ

0.1 µF

2.2 nF

2 x 47 µF/6.3V

5V

18V to 50V 39.2 kΩ

75 kΩ 3.57 kΩ

10 kΩ

1.9 kΩ

0.1 µF

2.2 nF

2 x 47 µF/6.3V

3.3V

5V to 18V

16.5 kΩ

75 kΩ 3.57 kΩ

10 kΩ

3.24 kΩ

0.1 µF

2.2 nF

2 x 47 µF/6.3V

3.3V

18V to 50V 39.2 kΩ

75 kΩ 3.57 kΩ

10 kΩ

3.24 kΩ

0.1 µF

2.2 nF

2 x 47 µF/6.3V

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Micrel Semiconductor	MIC28303-1YMP	2Mb / 33P	50V 3A Power Module

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Micrel Semiconductor	MIC28303-1	2Mb / 33P	50V 3A Power Module
Rohm	2SA1797	99Kb / 3P	Power Transistor (-50V, -3A)
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Suntac Electronic Corp.	2SA1797	85Kb / 2P	Power Transistor (-50V, -3A)
Rohm	2SD1760	77Kb / 3P	Power Transistor 50V, 3A
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MIC28303-1YMP Datasheet(PDF) 7 Page - Microchip Technology

MIC28303-1YMP Datasheet(HTML) 7 Page - Microchip Technology

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