CS51311 Ver la hoja de datos (PDF) - ON Semiconductor

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CS51311

Synchronous CPU Buck Controller for 12 V and 5.0 V Applications

ON Semiconductor 

+12 V

CS51311

+5.0 V

680 pF

1.0 μF

1200 μF/10 V × 3

10 k

0.01 μF

0.1 μF

COFF

COMP

VCC

GATE(H)

100 Ω

VID0

GATE(L)

VID1 CS51311

VID2

VFB

VID3

VOUT

VID4

GND PWRGD

FS70VSJ−03

FS70VSJ−03

1.2 μH 3.3 mΩ

VCC(CORE)

2.0 V @ 19 A

510 Ω

1200 μF/10 V × 5

0.1 μF

510 Ω

PWRGD

Figure 1. Application Diagram

ABSOLUTE MAXIMUM RATINGS*

Rating

Operating Junction Temperature, TJ

Lead Temperature Soldering:

Storage Temperature Range, TS

ESD Susceptibility

1. 60 second maximum above 183°C.

*The maximum package power dissipation must be observed.

Value

Unit

150

°C

Reflow: (SMD styles only) (Note 1) 230 peak

°C

−65 to +150 °C

2.0

kV

ABSOLUTE MAXIMUM RATINGS

Pin Name

Pin Symbol

IC Power Input

Compensation Pin

VCC

COMP

Voltage Feedback Input,

Output Voltage Sense Pin,

Voltage ID DAC Inputs

VFB, VOUT, VID0−4

Off−Time Pin

COFF

High−Side, Low−Side FET Drivers GATE(H), GATE(L)

Power Good Output

PWRGD

Ground

GND

VMAX

16 V

6.0 V

6.0 V

VMIN

−0.3 V

−0.3 V

−0.3 V

ISOURCE

N/A

1.0 mA

1.0 mA

ISINK

1.5 A Peak, 200 mA DC

5.0 mA

1.0 mA

6.0 V

16 V

6.0 V

0V

−0.3 V

1.0 mA

−0.3 V DC 1.5 A Peak, 200 mA DC

−0.3 V

1.0 mA

0V

1.5 A Peak, 200 mA DC

50 mA

1.5 A Peak, 200 mA DC

30 mA

N/A

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