PKA2000 datasheet(7/20 Pages) ERICSSON

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

PKA 2323 PI, CI

Characteristics

Conditions

Output 1

min

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

Line regulation

IO=IO nom

11.74

11.97

12.20

11.77

12.00

12.23

12.50

15.90

TC = 0…+95°C, VI = 19...35 V unless otherwise specified. IO1nom = 1.25 A, IO2 nom = 1.25 A.

Long term drift

included

Output

IO1=0.1 …1.0

´ IOnom

IO2=IO2nom

168

192

Output adjust range1)

11.48

12.57

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.

Output 2

typ

max

min

typ

max

Characteristics

Conditions

Unit

min

typ

max

Efficiency

Power dissipation

Miscellaneous

4.9

IO = IO nom, VI = 26 V

IO= IOnom, VI = 26 V

2.0

Load regulation

IO1=0.1 …1.0

´ IO1nom, IO2=IO2nom,

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)

PO max

Current limiting

threshold

Ilim

TC <TC max

Short circuit current1)

Isc

Output ripple & noise

20 Hz …5MHz

Supply voltage

rejection (ac)

SVR

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

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

Load transient

recovery time

144

+600

– 600

IO =IO nom, TC <TC max

±1.2

mV/°C

140

mVp-p

VO ac

200

IO=IO nom

IO=

0.1…1.0

´ IOnom

min 30, max 15 on Out 2

min 1.02 × POmax

±10

Calculated value

IO=0.1 …1.0

´ IOnom, VI = 26 V

load step = 0.8

´ IOnom, IO1 = IO2

<0.1A/

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