LTM4620AY Ver la hoja de datos (PDF) - Linear Technology

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componentes Descripción

Fabricante

LTM4620AY

Dual 13A or Single 26A DC/DC µModule Regulator

Linear Technology 

TYPICAL PERFORMANCE CHARACTERISTICS

LTM4620A

12V to 5V Load Step Response

100mV/DIV

5A/DIV

6A/µs STEP

50µs/DIV

CFF = 47pF

COUT = 100µF CERAMIC X7R

4620A G10

Single Phase Start-Up, 13A Load

Output Current Sharing

12

11

10

9

8

7

6

5

4

3

2

1

0

2

IOUT1

IOUT2

4 6 8 11 16 19 22

TOTAL OUTPUT CURRENT (A)

4620A G11

12V to 1.5V Start-Up, No Load

500mV/DIV

10ms/DIV

12VIN, 1.5VOUT AT NO LOAD

COUT = 2 × 470µF, 4V SANYO POSCAP,

1 × 100µF, 6.3V CERAMIC

SOFT-START CAPACITOR = 0.01µF

USE RUN PIN TO CONTROL START-UP

4620A G12

12V to 1.5V, 0A Load

Short-Circuit Testing

12V to 1.5V, 13A No Load

Short-Circuit Testing

500mV/DIV

500mV/DIV

500mV/DIV

10ms/DIV

12VIN, 1.5VOUT AT 13A LOAD

COUT = 2 × 470µF, 4V SANYO POSCAP,

1 × 100µF, 6.3V CERAMIC

SOFT-START CAPACITOR = 0.01µF

USE RUN PIN TO CONTROL START-UP

4620A G13

1A/DIV

25ms/DIV

12VIN, 1.5VOUT AT 0A LOAD

COUT = 2 × 470µF, 4V SANYO POSCAP,

1 × 100µF, 6.3V X5R CERAMIC

SOFT-START CAPACITOR = 0.01µF

USE RUN PIN TO CONTROL START-UP

4620A G14

10A/DIV

25ms/DIV

12VIN, 1.5VOUT AT 13A LOAD

COUT = 2 × 470µF, 4V SANYO POSCAP,

1 × 100µF, 6.3V X5R CERAMIC

SOFT-START CAPACITOR = 0.01µF

USE RUN PIN TO CONTROL START-UP

4620A G15

For more information www.linear.com/LTM4620A

4620afc

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