MP2104 datasheet(2/10 Pages) MPS

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MP2104 – 1.7MHz 600mA SYNCHRONOUS STEP-DOWN CONVERTER

MP2104 Rev. 1.3

www.MonolithicPower.com

10/4/2005

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

PACKAGE REFERENCE

Part Number*

Package

Temperature

MP2104DJ

TSOT23-5

–40

°C to +85°C

* For Tape & Reel, add suffix –Z (eg. MP2104DJ–Z)

For Lead Free, add suffix –LF (eg. MP2104DJ–LF–Z)

ABSOLUTE MAXIMUM RATINGS (1)

VIN to GND ..................................–0.3V to +6.5V

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

VFB, VEN to GND ..........................–0.3V to +6.5V

SW Peak Current........................................ 1.4A

Junction Temperature.............................+150

°C

Lead Temperature

(2)..............................+260°C

Storage Temperature ............. –65

°C to +150°C

Part Number**

Package

Marking

Temp

MP2104DJ-1.5 TSOT23-5

D7YW

MP2104DJ-1.8 TSOT23-5

D8YW

–40

°C to

+85

°C

** For Tape & Reel, add suffix –Z (eg. MP2104DJ-1.5–Z)

For Lead Free, add suffix –LF (eg. MP2104DJ-1.5–LF–Z)

Recommended Operating Conditions

(3)

Supply Voltage VIN............................. 2.5V to 6V

Output Voltage VOUT .......................... 0.6V to 6V

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

°C to +85°C

Thermal Resistance

(4)

θJA

θJC

TSOT23-5.............................. 220 .... 110..

°C/W

Notes:

1) Exceeding these ratings may damage the device.

2) For recommended IR reflow temperature information, refer to

MPS document MP2104_IRRTP.

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

operating conditions.

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

ELECTRICAL CHARACTERISTICS (5)

VIN = VEN = 3.6V, TA = +25°C, unless otherwise noted.

Parameter

Symbol Condition

Min

Typ

Max

Units

Supply Current

VEN = VIN, VFB = 0.65V

400

600

µA

Shutdown Current

VEN = 0V, VIN = 6V

0.01

µA

IN Under Voltage Lockout

Threshold

Rising Edge

2.10

2.27

2.45

IN Under Voltage Lockout

Hysteresis

TA = +25°C, MP2104DJ

0.588

0.600

0.612

Regulated FB Voltage

–40°C ≤ TA ≤ +85°C

0.582

0.600

0.618

FB Input Bias Current

VFB = 0.65V, MP2104DJ

–50

0.5

+50

TOP VIEW

GND

MP2104_PD01-TSOT23-5

TOP VIEW

GND

OUT

MP2104_PD02-TSOT23-5

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