ISL6314 데이터 시트보기 (PDF) - Intersil

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ISL6314

Single-Phase Buck PWM Controller with Integrated MOSFET Drivers for Intel VR11 and AMD Applications

Intersil 

ISL6314

Electrical Specifications

Recommended Operating Conditions, Unless Otherwise Specified. Parameters with MIN and/or MAX limits are

100% tested at +25°C, unless otherwise specified. Temperature limits established by characterization and are

not production tested. (Continued)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNITS

SWITCHING TIME (Note 3)

UGATE Rise Time

tRUGATE; VPVCC = 12V, 3nF

-

26

-

ns

load, 10% to 90%

LGATE Rise Time

tRLGATE; VPVCC = 12V, 3nF

-

18

-

ns

load, 10% to 90%

UGATE Fall Time

tFUGATE; VPVCC = 12V, 3nF

-

18

-

ns

load, 90% to 10%

LGATE Fall Time

tFLGATE; VPVCC = 12V, 3nF

-

12

-

ns

load, 90% to 10%

UGATE Turn-On Non-Overlap

tPDHUGATE; VPVCC = 12V, 3nF

-

10

-

ns

load, adaptive

LGATE Turn-On Non-Overlap

tPDHLGATE; VPVCC = 12V, 3nF

-

10

-

ns

load, adaptive

GATE DRIVE RESISTANCE (Note 3)

Upper Drive Source Resistance

VPVCC = 12V, 15mA source

1.25

2.0

3.0

Ω

current

Upper Drive Sink Resistance

VPVCC = 12V, 15mA sink

0.9

current

1.65

3.0

Ω

Lower Drive Source Resistance

VPVCC = 12V, 15mA source

0.85

1.25

2.2

Ω

current

Lower Drive Sink Resistance

VPVCC = 12V, 15mA sink

current

0.60

0.80

1.35

Ω

NOTE:

3. Limits should be considered typical and are not production tested.

Timing Diagram

UGATE

LGATE

tPDHUGATE

tRUGATE

tFUGATE

tFLGATE

tPDHLGATE

tRLGATE

8

FN6455.2

October 8, 2009

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