SPX1084AT-3.3 datasheet(2/6 Pages) SIPEX

2 / 6 page

Rev. 10/23/00

SPX1084

ABSOLUTE MAXIMUM RATINGS

Lead Temp. (Soldering, 10 Seconds) .............................. 300°C

Input Voltage........................................................ 30V

Storage Temperature Range ............................ -65° to +150°C

Input to Output Voltage Differential .................... 30V

Operating Junction Temperature Range

SPX1084 Control Section.......................... -45°C +125°C

SPX1084 Power Transistor.........................-45°C +150°C

ELECTRICAL CHARACTERISTICS (NOTE 1) at I

OUT = 10mA, Ta=25

°C, unless otherwise specified.

PARAMETER

CONDITIONS

Typ

SPX1084A

SPX1084

UNITS

Min

Max

Min

Max

1.5V Version

1.485

1.515

1.47

1.53

Output Voltage (Note 2)

SPX1084-1.5V, 0 < IOUT < 5A,

3.3V<VIN<25V

1.5

1.47

1.53

1.455

1.545

2.5V Version

2.475

2.525

2.45

2.55

Output Voltage (Note 2)

SPX1084-2.5V, 0 < IOUT < 5A,

4.0V<VIN<25V

2.5

2.45

2.55

2.425

2.575

3.3V Version

3.267

3.333

3.234

3.366

Output Voltage (Note 2)

SPX1084-3.3V, 0 < IOUT < 5A,

4.8V<VIN<25V

3.3

3.234

3.366

3.069

3.399

5.0V Version

4.950

5.050

4.9

5.1

Output Voltage (Note 2)

SPX1084-5.0V, 0

≤ IOUT ≤ 5A,

6.5V

≤VIN≤25V

4.900

5.100

4.65

5.15

Adjustable Version

Reference Voltage (VREF)

1.250

1.238

1.262

1.225

1.270

1.5V

≤ (VIN -VOUT)≤25V, 10mA≤IOUT≤5A

1.250

1.225

1.270

1.212

1.288

All Voltage Options

Min. Load Current (Note 3)

1.5V

≤ (VIN –VOUT)≤25V

Line Regulation (

∆VREF(Vin))

2.75V

≤VIN ≤25V, IOUT=10mA, TJ=25ºC

(Note 3)

0.005

0.2

VIN

≤25V, IOUT=0mA, TJ=25ºC (Note 2)

0.005

0.2

10mA

≤IOUT ≤5A, (VIN-VOUT)=3V, TJ=25ºC

(Note 3)

0.05

0.7

Load Regulation(

∆VREF(IOUT))

≤IOUT ≤5A, VIN=7V, TJ=25ºC (Note 2)

0.05

0.3

Dropout Voltage

∆VREF=1%

IOUT = 5A (Note 3)

IOUT < 5A (Note 2)

1.2

1.5

VIN=7V

5.2

Current Limit IOUT(MAX)

1.4V

≤ (VIN – VOUT) (Note3)

Long Term Stability

TA=125ºC, 1000 Hrs.

0.3

(Note 2)

Thermal Regulation(

∆VOUT(Pwr))

TA=25ºC, 20 ms pulse

0.01

0.020

%/W

Temperature Stability (

∆VOUT(T))

0.25

Output Noise, RMS

10Hz to 10kHz

TA=25ºC

0.003

% VO

Thermal Resistance

TO-220

Junction to Tab

Junction to Ambient

DD Package

Junction to Tab

Junction to Ambient

3.0

ºC/W

The Bold specifications apply to the full operating temperature range.

Note 1: Changes in output voltage due to heating effects are covered under the specification for thermal regulation.

Note 2: Fixed Version Only

Note 3: Adjustable Version Only

SPX1084AT-3.3 Datasheet(PDF) 2 Page - Sipex Corporation

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