MP3021 – 1X, 1.5X, 2X AUTO-ADJUST CHARGE PUMP WLED BACKLIGHT DRIVER

MP3021 Rev. 1.0

www.MonolithicPower.com

2

11/21/2007

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2007 MPS. All Rights Reserved.

PACKAGE REFERENCE

TOP VIEW

EXPOSED PAD

CONNECT TO PIN 5

PIN 1 ID

CP

C2B

C1B

C1A

NC

ISET

NC

NC

1

2

3

4

13

14

15

16

8

7

6

5

DATA

VIN

C2A

VSS

LED3

LED2

LED1

LED0

12

11

10

9

Part Number*

Package

Temperature

MP3021DQ

QFN16

(3mm x 3mm)

–40

°C to +85°C

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

MP3021DQ–LF–Z)

ABSOLUTE MAXIMUM RATINGS

(1)

All Other Pins.............................. –0.3V to +6.5V

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

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

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

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

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

Recommended Operating Conditions

(2)

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

°C

Thermal Resistance

(3)

QFN16 (3mm x 3mm)............. 60 ...... 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

Parameter

Symbol

Condition

Min

Typ

Max

Units

Input Supply Voltage

2.7

5.5

V

Supply Current

83.6

mA

Supply Current Shutdown

0.1

1.0

µA

Current Matching

(4)

1.5

3.0

%

DATA Voltage, High

1.2

V

DATA Voltage, Low

0.4

V

DATA Pin Leakage

-1.0

+1.0

µA

Data Acceptance Pulse Width

1.5

3.5

µs

Data Stop Pulse Width

8

µs

Charge Pump Frequency

1.0

1.25

1.5

MHz

Voltage of ISET

1.25

V

30

mA

Backlight LED Current for each

LED

2

2.2

mA

20

22

mA

Thermal Shutdown

(5)

150

°C

Note:

4) Current matching definition: (Max – Min)/(Max + Min)

5) Guaranteed by design.