FAN5092MTCX datasheet(4/20 Pages) FAIRCHILD

부품명	FAN5092MTCX

상세설명	High Current System Voltage Buck Converter

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제조업체	FAIRCHILD [Fairchild Semiconductor]

홈페이지	http://www.fairchildsemi.com

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FAN5092

PRODUCT SPECIFICATION

4

REV. 1.0.7 6/20/02

Recommended Operating Conditions

Parameter

Conditions

Min.

Typ.

Max.

Units

Output Driver Supply, Boot

16

17

V

VCC

10.8

12

13.2

V

Input Logic HIGH

2.0

V

Input Logic LOW

0.8

V

Ambient Operating Temperature

0

70

°C

Electrical Speciﬁcations

(VCC = 12V, VOUT = 1.500V, and TA = +25°C using circuit in Figure 1, unless otherwise noted.)

The

• denotes speciﬁcations which apply over the full operating temperature range.

Parameter

Conditions

Min.

Typ.

Max.

Units

Output Voltage

See Table I

•

1.100

1.850

V

Output Current

60

A

Internal Reference Voltage

1.4675

1.4750

1.4825

V

Initial Voltage Setpoint

ILOAD = 5A

1.460

1.475

1.490

V

Output Temperature Drift

TA = 0 to 70

°C-5

mV

Line Regulation

VIN = 11.4V to 12.6V

•

+130

µV

Droop

ILOAD = 0.8A to Imax

-90

-100

-110

mV

Programmable Droop Range

RDROOP = TBD to TBD

-10

0

%VOUT

Total Output Variation, Steady

State1

ILOAD = 0.8A to Imax

•

1.430

1.570

V

Total Output Variation,

Transient2

ILOAD = 0.8A to Imax

•

1.430

1.570

V

Response Time

∆VOUT = 10mV

100

nsec

Gate Drive On-Resistance

1.0

Ω

Upper Drive Low Voltage

VHDRV – VSW at Isink = 10µA

0.2

V

Upper Drive High Voltage

VBOOT – VHDRV at Isource = 10µA

0.5

V

Lower Drive Low Voltage

Isink = 10µA

0.2

V

Lower Drive High Voltage

VCC – VLDRV at Isource = 10µA

0.5

V

Output Driver Rise & Fall Time

See Figure 2

20

nsec

Current Mismatch

RDS,on(A) = RDS,on(B)

5

%

Output Overvoltage Detect

•

2.1

2.3

V

Efficiency

ILOAD = Imax,

ILOAD = 2A, E*-mode enabled

85

70

%

Oscillator Frequency

RT = 41.2K

Ω•

450

600

750

KHz

Oscillator Range

RT = 125K

Ω to 12.5KΩ

200

2000

KHz

Maximum Duty Cycle

RT = 125K

Ω

90

%

Minimum LDRV on-time

RT=12.5K

Ω

330

nsec

Input Low Current, VID pins

VVID = 0.4V

50

µA

Soft Start Current

10

µA

Enable Threshold

ON

OFF

0.4

1.0

V

BYPASS Voltage

4.75

5

5.25

V

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