MP3213 – 700KHZ/1.3MHZ BOOST CONVERTER WITH A 3.5A SWITCH

MP3213 Rev. 1.1

www.MonolithicPower.com

2

5/12/2006

MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.

© 2006 MPS. All Rights Reserved.

PACKAGE REFERENCE

COMP

FB

EN

GND

1

2

3

4

8

7

6

5

SS

FSEL

IN

SW

TOP VIEW

Part Number*

Package

Temperature

MP3213DH

MSOP8

(Exposed Pad)

–40

°C to +85°C

For RoHS Compliant Packaging, add suffix –LF (eg.

MP3213DH–LF–Z)

SW............................................... –0.5V to +25V

IN ............................................... –0.5V to +25V

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

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

°C

Lead Temperature ....................................260

°C

Storage Temperature ..............–65

°C to +150°C

Recommended Operating Conditions

(2)

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

°C to +85°C

Thermal Resistance

MSOP8 ................................... 80 ...... 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.

ELECTRICAL CHARACTERISTICS

Parameter

Symbol Condition

Min

Typ

Max

Units

Operating Input Voltage

2.5

22

V

Undervoltage Lockout

2.15

2.45

V

Undervoltage Lockout

Hysteresis

100

mV

Supply Current (Shutdown)

0.1

1

µA

Supply Current (Quiescent)

700

900

µA

1.1

1.3

1.5

MHz

Switching Frequency

560

700

840

KHz

FSEL High Threshold

1.5

V

FSEL Low Threshold

0.5

V

85

90

%

Maximum Duty Cycle

92

95

EN High Threshold

1.5

V

EN Low Threshold

0.5

V

EN Input Bias Current

1

µA

Soft-Start Current

6

µA

FB Voltage

1.225

1.25

1.275

V

FB Input Bias Current

–200

–100

nA

Error Amp Voltage Gain

1000

V/V

Error Amp

Transconductance

350

µmho

Error Amp Output Current

35

µA

SW On-Resistance

(3)

0.18

Ω

SW Current Limit

(3)

Duty Cycle = 0%

3.5

A

SW Current Limit

(3)

Duty Cycle = 50%

2.7

A

SW Leakage

1

µA

Thermal Shutdown

(3)

160

°C

Note:

3) Guaranteed by design.