EV2360DG-00B 데이터 시트보기 (PDF) - Monolithic Power Systems

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EV2360DG-00B

1.8A, 24V, 1.4MHz Step-Down Converter

Monolithic Power Systems 

TM

MP2360 – 1.8A, 24V, 1.4MHz STEP-DOWN CONVERTER

PACKAGE REFERENCE

TOP VIEW

NC 1

SW 2

IN 3

EN 4

8 NC

7 BST

6 GND

5 FB

QFN8

(2mm x 2mm)

Part Number* Package

Temperature

MP2360DG

2x2 QFN8 –40°C to +85°C

* For Tape & Reel, add suffix –Z (eg. MP2360DG–Z)

For RoHS compliant packaging, add suffix –LF (eg.

MP2360DG–LF–Z)

ABSOLUTE MAXIMUM RATINGS (1)

Supply Voltage VIN....................................... 26V

VSW....................................... –0.3V to VIN + 0.3V

VBS ....................................................... VSW + 6V

All Other Pins................................. –0.3V to +6V

Junction Temperature...............................150°C

Lead Temperature ....................................260°C

Storage Temperature ..............–65°C to +150°C

Recommended Operating Conditions (2)

Supply Voltage VIN........................... 4.5V to 24V

Output Voltage VOUT ...................... 0.81V to 15V

Operating Temperature .............–40°C to +85°C

Thermal Resistance (3) θJA θJC

2x2 QFN8 ............................... 80 ...... 16... °C/W

Notes:

1) Exceeding these ratings may damage the device.

2) The device is not guaranteed to function outside of its

operating conditions.

3) Measured on approximately 1” square of 1 oz copper.

ELECTRICAL CHARACTERISTICS

VIN = 12V, TA = +25°C, unless otherwise noted.

Parameters

Symbol Condition

Feedback Voltage

VFB 4.5V ≤ VIN ≤ 24V

Feedback Current

Switch On-Resistance (4)

Switch Leakage

Current Limit (4)

IFB

RDS(ON)

VFB = 0.8V

VEN = 0V, VSW = 0V

Duty Cycle = 40%

Oscillator Frequency

Fold-back Frequency

Maximum Duty Cycle

Minimum On-Time (4)

Under-Voltage Lockout Threshold Rising

fSW VFB = 0.6V

VFB = 0V

VFB = 0.6V

tON

Under-Voltage Lockout Threshold Hysteresis

EN Input Low Voltage

EN Input High Voltage

EN Input Current

Supply Current (Shutdown)

Supply Current (Quiescent)

Thermal Shutdown (4)

VEN = 2V

VEN = 0V

VEN = 0V

VEN = 2V, VFB = 1V

Note:

4) Guaranteed by design.

Min

0.790

2.0

2.5

1.2

Typ

0.810

10

0.3

0

2.5

1.4

460

87

100

2.8

150

2.1

0.01

0.1

0.8

150

Max

0.830

10

3.1

0.4

Units

V

nA

Ω

µA

A

MHz

KHz

%

ns

V

mV

V

V

µA

1.0 µA

1.0 mA

°C

MP2360 Rev. 0.9

www.MonolithicPower.com

2

8/21/2006

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2006 MPS. All Rights Reserved.

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