MP2106 datasheet(2/11 Pages) MPS

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MP2106 – 1.5A, 15V, 800KHz SYNCHRONOUS BUCK CONVERTER

MP2106 Rev. 1.6

www.MonolithicPower.com

2/22/2006

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

PACKAGE REFERENCE

COMP

VREF

RUN

SGND

PGND

VIN

BST

TOP VIEW

MP2106_PD01-MSOP10

Part Number*

Package

Temperature

MP2106DK

MSOP10

–40

°C to +85°C

* For Tape & Reel, add suffix –Z (eg. MP2106DK–Z)

For Lead Free, add suffix –LF (eg. MP2106DK–LF–Z)

MP2106_PD02-QFN10

TOP VIEW

COMP

VREF

RUN

SGND

PGND

VIN

BST

EXPOSED PAD

ON BACKSIDE

Part Number**

Package

Temperature

MP2106DQ

QFN10

(3mm x 3mm)

–40

°C to +85°C

** For Tape & Reel, add suffix –Z (eg. MP2106DQ–Z)

For Lead Free, add suffix –LF (eg. MP2106DQ–LF–Z)

ABSOLUTE MAXIMUM RATINGS

(1)

Input Supply Voltage VIN .............................. 16V

LX Voltage VLX ..................... –0.3V to VIN + 0.3V

BST to LX Voltage .........................–0.3V to +6V

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

Storage Temperature...............–55

°C to +150°C

Recommended Operating Conditions

(2)

Input Supply Voltage VIN ..................2.6V to 15V

Output Voltage VOUT........................0.9V to 5.5V

Operating Temperature..............–40

°C to +85°C

Thermal Resistance

(3)

θJA

θJC

MSOP10 ................................ 150 ..... 65...

°C/W

QFN10 .................................... 50 ...... 12...

°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 = 5.0V, TA = +25°C, unless otherwise noted.

Parameter

Symbol Condition

Min

Typ

Max

Units

Input Voltage Range

VIN

2.6

Input Under Voltage Lockout

2.2

Input Under Voltage Lockout

Hysteresis

100

Shutdown Supply Current

VRUN ≤ 0.3V

0.5

1.0

µA

Operating Supply Current

VRUN > 2V, VFB = 1.1V

1.2

1.8

VREF Voltage

VREF

VIN = 2.6V to 15V

2.4

RUN Input Low Voltage

VIL

0.4

RUN Input High Voltage

VHL

1.5

RUN Hysteresis

100

RUN Input Bias Current

µA

Oscillator

Switching Frequency

fSW

700

800

900

KHz

Maximum Duty Cycle

DMAX

VFB = 0.7V

Minimum On Time

tON

200

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