Data Sheet

September 8, 2009

4.5 – 14Vdc input; 0.69Vdc to 5.5Vdc output; 12A 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

Signal referenced to GND)

Device is with suffix “4” – Positive Logic (See Ordering

Information)

Logic High (Module ON)

Input High Current

All

―

⎯

25

µA

Input High Voltage

All

⎯

V

Logic Low (Module OFF)

Input Low Current

All

⎯

⎯

3

mA

Input Low Voltage

All

⎯

⎯

3.5

V

Device Code with no suffix – Negative Logic (See Ordering

Information)

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

external pull-up resistor; signal referenced to GND)

Logic High (Module OFF)

Input High Current

All

―

―

1

mA

Input High Voltage

All

2.0

―

Vdc

Logic Low (Module ON)

Input low Current

All

―

―

10

μA

Input Low Voltage

All

0

―

1

Vdc

Turn-On Delay and Rise Times

Case 1: On/Off input is enabled and then input power is

All

Tdelay

―

2

―

msec

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

then the On/Off input is enabled (delay from instant at

All

Tdelay

―

2

―

msec

10% of Vo, set to 90% of Vo, set)

All

Trise

―

5

―

msec

3.0

With or without maximum external capacitance

Over Temperature Protection

All

133

°C

(See Thermal Considerations section)

Sequencing Delay time

All

10

msec

Tracking Accuracy

(Power-Up: 0.5V/ms)

All

100

mV

(Power-Down: 0.5V/ms)

All

150

mV

Input Undervoltage Lockout

Turn-on Threshold

All

4.45

Vdc

Turn-off Threshold

All

4.2

Vdc

Hysteresis

All

0.25

Vdc