參數(shù)資料
型號： PKB4918HCPI
廠商： ERICSSON POWER MODULES AB
元件分類： 電源模塊
英文描述： DC-DC REG PWR SUPPLY MODULE
封裝： ROHS COMPLIANT, EIGHTH-BRICK PACKAGE-8
文件頁數(shù)： 9/39頁
文件大?。?/td> 1773K
代理商： PKB4918HCPI
Ericsson Internal
PRODUCT SPECIFICATION
14 (26)
Prepared (also subject responsible if other)
No.
EGUHAIL
2/1301-BMR 655 Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Julia You)
ESKEVIN
2008-9-23
F
3.3 V/40 A Electrical Specification
PKB 4110C PI
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 V, max IO , unless otherwise specified under Conditions.
Characteristics
Conditions
min
typ
max
Unit
VI
Input voltage range
36
75
V
VIoff
Turn-off input voltage
Decreasing input voltage
29
31
33
V
VIon
Turn-on input voltage
Increasing input voltage
30
33
36
V
CI
Internal input capacitance
1
F
PO
Output power
0
132
W
50 % of max IO
91
max IO
91
50 % of max IO , VI = 48 V
91
η
Efficiency
max IO , VI = 48 V
91
%
Pd
Power Dissipation
max IO
13.1
16.7
W
Pli
Input idling power
IO = 0 A, VI = 53 V
3.8
W
PRC
Input standby power
VI = 53 V (turned off with RC)
0.06
W
fs
Switching frequency
0-100 % of max IO
250
kHz
VOi
Output voltage initial setting and
accuracy
Tref = +25°C, VI = 53 V, IO = 40 A
3.23
3.29
3.35
V
Output adjust range
See operating information
2.64
3.63
V
Output voltage tolerance band
10-100% of max IO
3.22
3.36
V
Idling voltage
IO = 0 A
3.22
3.36
V
Line regulation
max IO
0
5
mV
VO
Load regulation
VI = 53 V, 1-100% of max IO
0
10
mV
Vtr
Load transient
voltage deviation
±350
mV
ttr
Load transient recovery time
VI = 53 V, Load step 25-75-25 % of
max IO, di/dt = 1 A/s,
see Note 2
50
s
tr
Ramp-up time
(from 1090 % of VOi)
6
10
ms
ts
Start-up time
(from VI connection to 90% of VOi)
10-100% of max IO,
Tref = 25C, VI = 53 V
12
15
ms
max IO
0.1
ms
tf
Vin shutdown fall time
(from VI off to 10% of VO)
IO = 0 A
8
s
RC start-up time
max IO
9
ms
max IO
0.1
ms
tRC
RC shutdown fall time
(from RC off to 10% of VO)
IO = 0 A
8
s
IO
Output current
0
40
A
Ilim
Current limit threshold
VO = 3.2V, Tref < max Tref
41
46
53
A
Isc
Short circuit current
Tref = 25C, VO < 0.5V, see Note 3
15
A
VOac
Output ripple & noise
See ripple & noise section,
max IO, VOi
65
130
mVp-p
OVP
Over voltage protection
Tref = +25°C, VI = 53 V, 10-100% of
max IO
4.3
V
Note 2: Output filter according to Ripple & Noise section.
Note 3: RMS current in hiccup mode.
E
PKB4000C PI
DC/DC converters, Input 36-75 V, Output 60A/144W
EN/LZT 146 377 R3G
Oct 2008
Ericsson Power Modules AB
Technical Specification
17
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