EV1542DK-00A datasheet(3/10 Pages) MPS

Part #	EV1542DK-00A

Description	700KHz/1.3MHz Boost Converter with a 2A Switch

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Manufacturer	MPS [Monolithic Power Systems]

Direct Link	http://www.monolithicpower.com

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MP1542 – 700KHz/1.3MHz BOOST CONVERTER WITH A 2A SWITCH

MP1542 Rev. 1.2

www.MonolithicPower.com

3

12/14/2005

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

ELECTRICAL CHARACTERISTICS (continued)

VIN = VEN = 5V, TA = +25°C, unless otherwise noted.

Parameter

Symbol Condition

Min

Typ

Max

Units

SW On-Resistance

(4)

RON

0.18

Ω

SW Current Limit

(4)

Duty Cycle = 0%

2.6

A

SW Current Limit

(4)

Duty Cycle = 50%

2

A

SW Leakage

VSW = 20V

1

µA

Thermal Shutdown

(4)

160

°C

Note:

4) Guaranteed by design.

TYPICAL PERFORMANCE CHARACTERISTICS

Circuit on front page, VIN = 3.3V, VOUT = 8V, unless otherwise noted.

690

680

670

660

650

640

630

620

TEMPERATURE (

°C)

MP1542-TPC03

Frequency (700KHz) vs

Temperature

1.259

1.258

1.257

1.256

1.255

1.254

1.253

1.252

1.251

1.250

TEMPERATURE (

°C)

MP1542-TPC02

Feedback Voltage vs

Temperature

690

680

670

660

650

640

630

620

-45 -25 0 25 45 65 85 105125145

TEMPERATURE (

°C)

MP1542-TPC01

Quiescent Current vs

Temperature

-45 -25 0 25 45 65 85 105125145

MP1542-EC03

Efficiency vs

Load Current

95

90

85

80

75

70

65

60

55

50

LOAD CURRENT (mA)

MP1542-EC02

Efficiency vs

Load Current

100

95

90

85

80

75

70

65

60

55

50

1

10

100

1000

1

10

100

1000

LOAD CURRENT (mA)

MP1542-EC01

Efficiency vs

Load Current

95

90

85

80

75

70

65

60

55

50

LOAD CURRENT (mA)

1

10

100

1000

VIN = 3.3V

VOUT = 12V

VIN = 3.3V

VOUT = 8V

VIN = 5V

VOUT = 12V

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