参数资料
型号: PKM4218LEPIHS
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 24 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT, QUARTER BRICK, 8 PIN
文件页数: 36/37页
文件大小: 2036K
代理商: PKM4218LEPIHS
EN/LZT 146 051 R7A Ericsson Power Modules, February 2007
PKM 4000E PI Datasheet
Characteristics
Conditions
Output
Unit
min
typ
max
VOi
Output voltage initial setting
and accuracy
IOmax, VI = 53 V, TPcb = 25 C
1 .175
1 .2
1 .225
V
Output adjust range
IOmax, VI = 53 V, TPcb = 25 C
1 .08
1 .32
V
VO
Output voltage tolerance band
IO = (0.1...1.0) x IOmax
1 .165
1 .235
V
Idling voltage
IO = 0
1 .175
1 .225
V
Line regulation
IOmax
5
mV
Load regulation
IO = (0 .01 . . .1 .0) × IOmax, VI = 53 V
5
mV
Vtr
Load transient
voltage deviation
IO = (0 .1 . . .1 .0) × IOmax, VI = 53 V,
load step = 0 .5 × IOmax
±100
mV
ttr
Load transient recovery time
IO = (0 .1 . . .1 .0) × IOmax, VI = 53 V,
load step = 0 .5 × IOmax
100
s
tr
Ramp-up time
IO = (0 .1 . . .1 .0) × IOmax, VI = 53 V
(0 .1 . . .0 .9) × VOnom
6
10
ms
ts
Start-up time
IO = (0 .1 . . .1 .0) × IOmax, VI = 53 V
VI connection to 0 .9 x VOnom
9
15
ms
IO
Output current
0
20
A
POmax
Max output power
At VO = VOnom
24
W
Ilim
Current limit threshold
TPcb < TPcbmax
26
A
Isc
Short circuit current
TPcb = 25 °C, VO < 0 .5V
30
A
VOac
Output ripple & noise
See ripple and noise, IOmax, VOnom,
35
60
mVp-p
SVR
Supply voltage rejection (ac)
TPcb = 25 °C, f = 100 Hz sinewave , 1 Vpp,
VI = 53 V
67
dB
OVP
Over voltage protection
VI = 53 V IO = (0.1...1.0) × IOmax
1 .5
2 .5
V
TPcb = -40 . . .+90 C and VI = 36…75V, sense pins connected to output pins unless otherwise specified .
Miscellaneous
Characteristics
Conditions
min
typ
max
Unit
η
Efficiency - 50% load
TPcb = +25 °C, VI = 48 V, IO = 0.5 x IOmax
84 .5
%
η
Efficiency - 100% load
TPcb = +25 °C, VI = 48 V, IO = IOmax
83
%
η
Efficiency - 50% load
TPcb = +25 °C, VI = 53 V, IO = 0.5 x IOmax
84
%
η
Efficiency - 100% load
TPcb = +25 °C, VI = 53 V, IO = IOmax
81
84
%
Pd
Power Dissipation
IOmax, VI = 53 V, TPcb = 25 C
5
W
fs
Switching frequency
180
kHz
PKM 1LE PI Output
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