參數(shù)資料
型號(hào)： PKB4913PINBLA
廠(chǎng)商： ERICSSON POWER MODULES AB
元件分類(lèi)： 電源模塊
英文描述： 1-OUTPUT 90 W DC-DC REG PWR SUPPLY MODULE
封裝： ROHS COMPLIANT, PACKAGE-8
文件頁(yè)數(shù)： 6/43頁(yè)
文件大小： 1656K
代理商： PKB4913PINBLA
Ericsson Confidential
PRODUCT SPECIFICATION
2 (5)
Prepared (also subject responsible if other)
No.
EXUEFYA
2/1301-BMR 636 01/24 Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Julia You)
ECHWANG
2008-5-21
A
2.5 V/25 A Electrical Specification
PKB4619 PINB
Tref = -40 to +90C, VI = 36 to 75 V, sense pins connected to output pins unless otherwise specified under Conditions.
Typical values given at: Tref = +25°C, VI= 53 VI max IO, unless otherwise specified under Conditions.
Additional Cin = 0F and Cout = 0F. See Operating Information section for selection of capacitor types.
Characteristics
Conditions
min
typ
max
Unit
VI
Input voltage range
36
75
V
VIoff
Turn-off input voltage
Decreasing input voltage
30
31
32
V
VIon
Turn-on input voltage
Increasing input voltage
33
34
35
V
CI
Internal input capacitance
3.35
F
PO
Output power
Output voltage initial setting
0
62.5
W
50 % of max IO
89.6
max IO
89.5
50 % of max IO, VI = 48 V
90.0
η
Efficiency
max IO, VI = 48 V
89.5
%
Pd
Power Dissipation
max IO
7.4
9.4
W
Pli
Input idling power
IO = 0 A, VI = 53 V
2.1
W
PRC
Input standby power
VI = 53 V (turned off with RC)
0.118
W
fs
Switching frequency
0-100 % of max IO
198
kHz
VOi
Output voltage initial setting and
accuracy
Tref = +25°C, VI = 53 V, IO = 15 A
2.45
2.5
2.55
V
Output adjust range
See operating information
2.00
2.75
V
Output voltage tolerance band
10-100 % of max IO
2.40
2.60
V
Idling voltage
IO = 0 A
2.45
2.55
V
Line regulation
max IO
3
10
mV
VO
Load regulation
VI = 53 V, 0-100 % of max IO
3
10
mV
Vtr
Load transient
voltage deviation
±300
±400
mV
ttr
Load transient recovery time
VI = 53 V, Load step 25-75-25 % of
max IO, di/dt = 1 A/s
50
200
s
tr
Ramp-up time
(from 1090 % of VOi)
3
11
17
ms
ts
Start-up time
(from VI connection to 90 % of VOi)
10-100 % of max IO
6
14
21
ms
max IO
0.062
ms
tf
VI shut-down fall time
(from VI off to 10 % of VO)
IO = 0 A
8
s
RC start-up time
max IO
12
ms
max IO
0.13
ms
tRC
RC shut-down fall time
(from RC off to 10 % of VO)
IO = 0 A
8
s
IO
Output current
0
25
A
Ilim
Current limit threshold
Tref < max Tref
27
31
35
A
Isc
Short circuit current
Tref = 25C,
37
41
A
VOac
Output ripple & noise
See ripple & noise section,
max IO, VOi
40
80
mVp-p
OVP
Over voltage protection
Tref = +25°C, VI = 53 V, 0-100 % of
max IO
2.9
3.1
4.0
V
E
PKB 4000 series
DC/DC converters, Input 36-75 V, Output 30 A/90 W
EN/LZT 146 394 R4A Sep 2008
Ericsson Power Modules AB
Technical Specication
14
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