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参数资料
| 型号： | PKA2323PI |
| 厂商： | ERICSSON POWER MODULES AB |
| 元件分类： | 电源模块 |
| 英文描述： | 2-OUTPUT 30 W DC-DC REG PWR SUPPLY MODULE |
| 文件页数： | 15/17页 |
| 文件大小： | 849K |
| 代理商： | PKA2323PI |
EN/LZT 146 09 R1C Ericsson Power Modules AB, September 2003
7
PKA 2323 PI
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
VO
Idling voltage
IO = 25 mA
Line regulation
IO=IOnom
11.74
11.97
12.20
11.77
12.00
12.23
V
12.50
15.90
V
mV
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
V
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
η
Power dissipation
Pd
Miscellaneous
84
86
%
4.9
W
IO = IO nom, VI = 26 V
IO= IOnom, VI = 26 V
0
2.0
0
2.0
A
Load regulation
IO1= 0.1 …1.0
× IO1nom, IO2=IO2nom,
VI = 26 V
ttr
Load transient voltage
Vtr
Temperature coefficient2)
Tcoeff
Ramp-up time
tr
Start-up time
ts
0.1 …0.9
× VO
From VI connection
to VO = 0.9
× VOi
Output current
IO
Max total output power3)
POmax
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
mV
+600
mV
– 600
mV
IO =IO nom, TC <TC max
±1.2
mV/°C
10
ms
30
ms
140
mVp-p
VOac
43
dB
200
s
IO=IOnom
IO=
0.1…1.0
× IOnom
W
min 30, max 15 on Out 2
min 1.02 × POmax
4)
±10
Calculated value
IO=0.1 …1.0
× IOnom, VI = 26 V
load step = 0.8
× IOnom, IO1 = IO2
A
di
dt
<0.1A/
s
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