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參數(shù)資料
| 型號(hào)： | PKB4711PINBLB |
| 廠商： | ERICSSON POWER MODULES AB |
| 元件分類(lèi)： | 電源模塊 |
| 英文描述： | 1-OUTPUT 75 W DC-DC REG PWR SUPPLY MODULE |
| 封裝： | ROHS COMPLIANT, EIGHTH BRICK PACKAGE-8 |
| 文件頁(yè)數(shù)： | 44/46頁(yè) |
| 文件大小： | 1643K |
| 代理商： | PKB4711PINBLB |
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Ericsson Internal
PRODUCT SPECIFICATION
4 (5)
Prepared (also subject responsible if other)
No.
ESECZHW
2/1301-BMR 636 01/E4 Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Betty Wu)
EZYPING
2009-8-5
A
1.0 V/30 A Typical Characteristics
PKB 4318N PINB
Start-up
Shut-down
Start-up enabled by connecting V
I at:
T
ref = +25°C, VI = 53 V,
I
O = 30 A resistive load.
Top trace: output voltage (0.5 V/div.).
Bottom trace: input voltage (50 V/div.).
Time scale: (5 ms/div.).
Shut-down enabled by disconnecting V
I at:
T
ref = +25°C, VI = 53 V,
I
O = 30 A resistive load.
Top trace: output voltage (0.5 V/div.).
Bottom trace: input voltage (50 V/div.).
Time scale: (0.5 ms/div.).
Output Ripple & Noise
Output Load Transient Response
Output voltage ripple at:
T
ref = +25°C, VI = 53 V,
I
O = 30 A resistive load.
Trace: output voltage (20 mV/div.).
Time scale: (2 μs/div.).
Output voltage response to load current step-
change (7.5-22.5-7.5 A) at:
T
ref =+25°C, VI = 53 V.
Top trace: output voltage (100 mV/div.).
Bottom trace: load current (30 A/div.).
Time scale: (0.1 ms/div.).
Output Voltage Adjust (see operating information)
Passive adjust
The resistor value for an adjusted output voltage is calculated by
using the following equations:
For a desired change of the nominal output voltage, the value of the
resistor should be
)
(
1
Ω
=
k
V
Radj
adj
oi
adj
Where
adj
V
is adjusted output voltage, and
oi
V is initial output
voltage.
Vertical bars indicate absolute value.
E
PKB 4000 series
DC/DC converters, Input 36-75 V, Output 30 A/90 W
EN/LZT 146 394 R5A August 2009
Ericsson AB
Technical Specication
7
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