2

Electrical Characteristics

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

Input

--

1

2.5

mA

Standby Current

--

50

90

µA

Output (DDR / DDR II / DDR III)

Output Offset Voltage

(3)

-20

--

+20

Load Regulation

(4)

Δ

-20

--

+20

mV

Protection

Current limit

2.2

--

--

A

Thermal Shutdown Temperature

125

170

--

Thermal Shutdown Hysteresis

Δ

--

35

--

℃

REFEN Shutdown

Enable

0.6

--

--

Shutdown Threshold

Shutdown

--

--

0.2

V

Note 1:

Exceeding the absolute maximum rating may damage the device.

Note 2:

Note 3:

Note 4:

Regulation is measured at constant junction temperature by using a 5ms current pulse. Devices are tested for load

regulation in the load range from 0A to 2A.

AP1250CMP

Advanced Power

Electronics Corp.

Absolute Maximum Rating

(1)

Parameter

Symbol

Value

Unit

Input Voltage

6

V

Control Voltage

6

V

Power Dissipation

Internally Limited

--

Storage Temperature Range

-65 to 150

°C

Lead Temperature (Soldering, 5 sec.)

260

°C

Package Thermal Resistance

28

ºC/W

Operating Rating

(2)

Parameter

Symbol

Value

Units

Input Voltage

2.5 to 1.5 ±3%

V

Control Voltage

5.5 or 3.3 ±5%

V

Ambient Temperature

-40 to +85

℃

Junction Temperature

-40 to +125

℃