參數(shù)資料
型號(hào)： PKB4810PINBLB
廠商： ERICSSON POWER MODULES AB
元件分類： 電源模塊
英文描述： 1-OUTPUT 82.5 W DC-DC REG PWR SUPPLY MODULE
封裝： ROHS COMPLIANT, PACKAGE-8
文件頁(yè)數(shù)： 22/43頁(yè)
文件大?。?/td> 1656K
代理商： PKB4810PINBLB
Ericsson Internal
PRODUCT SPECIFICATION
2 (5)
Prepared (also subject responsible if other)
No.
ESECZHW
2/1301-BMR 636 02/54 Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Julia You)
ECHWANG
2008-4-9
C
12 V/7.5 A Electrical Specification
PKB 4913 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 = 0 F and Cout = 0 F. 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
31.7
32
V
VIon
Turn-on input voltage
Increasing input voltage
33
34.0
35
V
CI
Internal input capacitance
3.35
F
PO
Output power
Output voltage initial setting
0
90
W
50 % of max IO
90.5
max IO
89.4
50 % of max IO, VI = 48 V
91.2
η
Efficiency
max IO, VI = 48 V
89.5
%
Pd
Power Dissipation
max IO
10.8
W
Pli
Input idling power
IO = 0 A, VI = 53 V
2.4
W
PRC
Input standby power
VI = 53 V (turned off with RC)
0.1
W
fs
Switching frequency
0-100 % of max IO
200
kHz
VOi
Output voltage initial setting and
accuracy
Tref = +25°C, VI = 53 V, IO = 6 A
11.80
12
12.25
V
Output adjust range
See operating information
9.6
13.2
V
Output voltage tolerance band
10-100 % of max IO
11.75
12.30
V
Idling voltage
IO = 0 A
11.75
12.30
V
Line regulation
max IO
1.6
20
mV
VO
Load regulation
VI = 53 V, 0-100 % of max IO
1
10
mV
Vtr
Load transient
voltage deviation
±380
±550
mV
ttr
Load transient recovery time
VI = 53 V, Load step 25-75-25 % of
max IO, di/dt = 1 A/s
20
100
s
tr
Ramp-up time
(from 1090 % of VOi)
6
7.7
18
ms
ts
Start-up time
(from VI connection to 90 % of VOi)
10-100 % of max IO
9
11.3
20
ms
max IO
0.3
ms
tf
VI shut-down fall time
(from VI off to 10 % of VO)
IO = 0 A
2.2
s
RC start-up time
max IO
10.3
ms
max IO
0.3
ms
tRC
RC shut-down fall time
(from RC off to 10 % of VO)
IO = 0 A
2.2
s
IO
Output current
0
7.5
A
Ilim
Current limit threshold
Tref < max Tref
7.9
9.6
12
A
Isc
Short circuit current
Tref = 25C, see Note 1
10
13
A
VOac
Output ripple & noise
See ripple & noise section,
max IO, VOi
50
100
mVp-p
OVP
Over voltage protection
Tref = +25°C, VI = 53 V, 0-100 % of
max IO
14
15
17
V
Note 1: See Operating Information section.
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
29
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