AP6714

1.8MHz SYNCHRONOUS BOOST CONVERTER

AP6714 Rev. 4

4 of 15

FEBRUARY 2009

www.diodes.com

Electrical Characteristics

Symbol

Parameter

Conditions

Min

Typ.

Max

Unit

GENERAL

Standby Current

-

0.5

1

µA

Supply Current

-

150

300

µA

REFERENCE

Reference Output Voltage

1.205

1.23

1.255

V

ΔV

-40

30

50

ppm/

-

4.5

10

mV

-

1.3

5

mV

OSCILLATOR

OSC Frequency

1400

1800

2200

KHz

STEP-UP DC-TO-DC

ΔV

50

100

ppm/

FB Input Leakage Current

FB = 1.25V

-100

0.01

+100

nA

Duty

Step-Up Maximum Duty Cycle FB = 0V

80

85

90

%

OUT Leakage Current

-

1

5

µA

LX Leakage Current

-

2

5

µA

Switch On-Resistance

N channel, Vcc= 5V

-

200

-

m

Ω

P channel, Vcc= 5V

-

300

-

N-Channel Current Limit

1.2

1.4

1.6

A

THERMAL-SHUTDOWN PROTECTION

Thermal Shutdown

-

150

-

Thermal Hysteresis

-

40

-

LOGIC INPUTS

EN Input Low Level

-

-

0.4

V

EN Input High Level

0.8

-

-

V

OVER CURRENT PROTECTION

Over Current Protection

Voltage

-

0.16

-

V

THERMAL RESISTANCE

θ

JA

Thermal Resistance

Junction-to-Ambient

MSOP-10L (Note 5)

161

θ

JC

Thermal Resistance

Junction-to-Case

MSOP-10L (Note 5)

43

Notes:

4. The step-up current limit in startup refers to the LX switch current limit, not the output current limit.

5. Test condition for MSOP-10L: Device mounted on 2oz copper, minimum recommended pad layout on top & bottom layer with thermal vias,

double sided FR-4 PCB.