Electrical characteristics – Diodes AP65200 User Manual

Page 4

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AP65200

Document number: DS35548 Rev. 6 - 2

4 of 18

www.diodes.com

January 2014

© Diodes Incorporated

NEW PROD

UC

T

AP65200



Electrical Characteristics

(@T

A

= +25°C, V

IN

= 12V, unless otherwise specified.)

Symbol Parameter

Test

Conditions

Min

Typ

Max

Unit

I

IN

Shutdown Supply Current

V

EN

= 0V

0.3

3.0

µA

I

IN

Supply Current (Quiescent)

V

EN

= 2.0V, V

FB

= 1.0V

0.6

1.5

mA

R

DS(ON)1

High-Side Switch On-Resistance (Note 8)

130

mΩ

R

DS(ON)2

Low-Side Switch On-Resistance (Note 8)

130

mΩ

I

LIMIT

HS Current Limit

Minimum Duty Cycle

4.4

A

I

LIMIT

LS Current Limit

From Drain to Source

0.9

A

High-Side Switch Leakage Current

V

EN

= 0V, V

SW

= 0V, V

SW

=12V

0

10

μA

AVEA

Error Amplifier Voltage Gain
(Note 8)

800

V/V

GEA

Error Amplifier Transconductance

∆I

C

= ±10µA

1000

µA/V

GCS

COMP to Current Sense
Transconductance

2.8 A/V

F

SW

Oscillator Frequency

V

FB

= 0.75V

300 340 380 kHz

F

FB

Fold-back Frequency

V

FB

= 0V

0.30 f

SW

D

MAX

Maximum Duty Cycle

V

FB

= 800mV

90 %

T

ON

Minimum On Time

130

ns

V

FB

Feedback Voltage

T

A

= -40°C to +85°C

900 925 950 mV

Feedback Overvoltage Threshold

1.1

V

V

EN_RISING

EN Rising Threshold

0.7

0.8

1.2

V

EN Lockout Threshold Voltage

2.2

2.5

2.7

V

EN Lockout Hysteresis

220

mV

INUV

VTH

V

IN

Under Voltage Threshold Rising

3.80

4.05

4.40

V

INUV

HYS

V

IN

Under Voltage Threshold Hysteresis

250

mV

Soft-Start

Current

V

SS

= 0V

6 μA

Soft-Start

Period

C

SS

= 0.1µF

15 ms

T

SD

Thermal Shutdown (Note 8)

160

°C

Note:

8. Guaranteed by design.

































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