EN5336QI Просмотр технического описания (PDF) - Altera Corporation

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EN5336QI

3A PowerSoC Voltage Mode Synchronous Buck With Integrated Inductor Output Voltage Programming

Altera Corporation 

Block Diagram

EN5336QI

POK

PVIN

ROCP

XOV

ENABLE

UVLO

Thermal Limit

Current Limit

Over Voltage

(-)

PWM

Comp

(+)

Sawtooth

Generator

power

Good

Logic

Over

Voltage

VOUT

P-Drive

N-Drive

Compensation

Network

(-)

Error

Amp

(+)

Voltage

Selector

VOUT

PGND

XFB

SS

Soft Start

Reference

Voltage

selector

Bandgap

Reference

EAOUT

EAIN

COMP

Figure 3. System block diagram.

Absolute Maximum Ratings

CAUTION: Absolute Maximum ratings are stress ratings only. Functional operation beyond

recommended operating conditions is not implied. Stress beyond Absolute maximum ratings may

cause permanent damage to the device. Exposure to absolute maximum rated conditions for

extended periods may affect device reliability.

Maximum Electrical Ratings

Voltages on: VIN, VOUT

Voltages on XFB

Voltages on: ENABLE

Maximum Thermal Ratings

Ambient operating range

Storage Temperature Range

Reflow Peak Body Temperature MSL3 (10 Sec)

Min

-0.3V

-0.3V

-0.3V

-40°C

-65°C

Max

7.0V

2.5V

VIN + 0.3V

+85°C

+150°C

+260°C

4

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