PKA2000 datasheet(9/20 Pages) ERICSSON

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EN/LZT 146 09 R1A © Ericsson Microelectronics AB, June 2000

PKA 2231 PI, CI

TC = 0…+95°C, VI = 19...35 V unless otherwise specified. IO1nom = 3.8 A, IO2, 3nom = 0.25 A.

Characteristics

Conditions

Unit

min

typ

max

Efficiency

Power dissipation

Miscellaneous

5.5

IO = IO nom, VI = 26 V

IO = IOnom, VI = 26 V

Characteristics

Conditions

Output 1

min

typ

max

Unit

Output voltage initial

setting and accuracy

TC =+25°C, IO =IOnom, VI = 26 V

VOi

Output voltage

tolerance band

Idling voltage

IO = 25 mA

Load regulation

IO1=0.1 …1.0

´ IOnom, IO2, 3 = IOnom,

VI = 26 V

ttr

Load transient voltage

Vtr

Temperature coefficient2)

Tcoeff

Ramp-up time

Start-up time

0.1 …0.9

´ VO

From VI

connection to

VO = 0.9

´ VOi

Output current

Max total output power3)

POmax

Current limiting

threshold

Ilim

TC <TC max

Short curcuit current1)

Isc

IO=IO nom

20 Hz …5 MHz

Supply voltage

rejection (ac)

SVR

f = 100 Hz sine wave, 1 Vp-p, VI = 26 V

(SVR = 20 log (1 Vp-p/VOp-p))

IO=

0.1 …1.0

´ IOnom,

VI = 26 V

Line regulation

Load transient

recovery time

5.50

15.90

100

+250

+650

–250

–650

IO =IO nom, TC <TC max

±0.5

±1.2

mV/°C

150

mVp-p

VOac

min

typ

max

Output 2

IO =IO nom

Output 3

min

typ

max

5.10

5.13

5.17

11.85

±4%

11.85

±4%

5.00

5.34

168

min 25, max 15 on Out 2 + Out 3

min 1.02

´ POmax4)

Output ripple & noice

Output

Output adjust range1)

±10

1) See Operating Information.

2) Temperature coefficient is neutral at low temperatures.

3) See Typical Characteristics, Power derating.

4) Ilim on each output is set by the total load.

IO =0.1 …1.0

´ IOnom,

IO 2, 3=IOnom

Long term drift

included

IO=0.1 …1.0

´ IOnom, VI = 26 V

load step = 80% of IO nom

symmetrical load, IO2, 3 = IOnom

<0.1A/

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