Data Sheet

June 24, 2008

2.4 – 5.5Vdc input; 0.75Vdc to 3.63Vdc Output; 6A output current

5

Feature Specifications

Unless otherwise indicated, specifications apply over all operating input voltage, resistive load, and temperature

conditions. See Feature Descriptions for additional information.

Parameter

Device

Symbol

Min

Typ

Max

Unit

On/Off Signal interface

Device code with Suffix “4” – Positive logic

(On/Off is open collector/drain logic input;

Signal referenced to GND - See feature description

section)

Input High Voltage (Module ON)

All

―

―

V

Input High Current

All

―

―

10

μA

Input Low Voltage (Module OFF)

All

-0.2

―

0.3

V

Input Low Current

All

―

0.2

1

mA

Device Code with no suffix – Negative Logic

(On/OFF pin is open collector/drain logic input with

external pull-up resistor; signal referenced to GND)

Input High Voltage (Module OFF)

All

1.5

―

Vdc

Input High Current

All

0.2

1

mA

Input Low Voltage (Module ON)

All

-0.2

―

0.3

Vdc

Input low Current

All

―

10

μA

Turn-On Delay and Rise Times

Case 1: On/Off input is set to Logic Low (Module

ON) and then input power is applied (delay from

All

Tdelay

―

3.9

―

msec

Case 2: Input power is applied for at least one second

and then the On/Off input is set to logic Low (delay from

instant at which Von/Off=0.3V until Vo=10% of Vo, set)

All

Tdelay

―

3.9

―

msec

Output voltage Rise time (time for Vo to rise from 10%

All

Trise

―

4.2

8.5

msec

Output voltage overshoot – Startup

―

1

Sequencing Delay time

All

10

msec

Tracking Accuracy

(Power-Up: 2V/ms)

All

|

100

200

mV

(Power-Down: 1V/ms)

All

|

200

400

mV

Overtemperature Protection

All

⎯

150

⎯

°C

(See Thermal Consideration section)

Input Undervoltage Lockout

Turn-on Threshold

All

2.2

V

Turn-off Threshold

All

2.0

V