参数资料
型号: PKB4810PINB
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 82.5 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT, EIGHTH BRICK PACKAGE-8
文件页数: 18/46页
文件大小: 1643K
代理商: PKB4810PINB
Ericsson Internal
PRODUCT SPECIFICATION
4 (5)
Prepared (also subject responsible if other)
No.
EZYPING
2/1301-BMR 636 04/14 Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Betty Wu)
ESECZHW
2009-2-9
B
3.3 V/25 A Typical Characteristics
PKB 4810 PINB
Start-up
Shut-down
Start-up enabled by connecting V
I at:
T
P1 = +25°C, VI = 53 V,
I
O = 25 A resistive load.
Top trace: output voltage (2 V/div.).
Bottom trace: input voltage (50 V/div.).
Time scale: (10 ms/div.).
Shut-down enabled by disconnecting V
I at:
T
P1 = +25°C, VI = 53 V,
I
O = 25 A resistive load.
Top trace: output voltage (2 V/div.).
Bottom trace: input voltage (50 V/div.).
Time scale: (0.1 ms/div.).
Output Ripple & Noise
Output Load Transient Response
Output voltage ripple at:
T
P1 = +25°C, VI = 53 V,
I
O = 25 A resistive load.
Trace: output voltage (20 mV/div.).
Time scale: (2 μs/div.).
Output voltage response to load current step-
change (6.25-18.75-6.25 A) at:
T
P1 =+25°C, VI = 53 V.
Top trace: output voltage (200 mV/div.).
Bottom trace: load current (10 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:
Output Voltage Adjust Upwards, Increase:
()
Δ
Δ
×
Δ
+
×
=
22
.
10
%
511
%
225
.
1
%
100
30
.
3
11
.
5
Radj
Example: Increase 4% =>V
out = 3.432 Vdc
()
×
+
×
22
.
10
4
511
4
225
.
1
4
100
30
.
3
11
.
5
kΩ = 220 kΩ
Output Voltage Adjust Downwards, Decrease:
100
5.11
2 k
%
Radj
Ω
Δ
Example: Decrease 4% =>V
out = 3.168Vdc
100
5.11
2 k
117.5k
4
×
Ω =
Ω
Active adjust
The output voltage may be adjusted using a current/voltage
applied to the Vadj pin. This current/voltage is calculated by
using the following equations:
×
+
=
30
.
3
30
.
3
45
.
2
225
.
1
Vdesired
Vadj
V
Example: Upwards => 3.40 V
×
+
30
.
3
30
.
3
40
.
3
45
.
2
225
.
1
V = 1.2992 V
Example: Downwards => 3.20 V
×
+
30
.
3
30
.
3
20
.
3
45
.
2
225
.
1
V = 1.1508V
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
25
相关PDF资料
PDF描述
PKB4318PIOANB 1-OUTPUT 45 W DC-DC REG PWR SUPPLY MODULE
PKB4418PINB 1-OUTPUT 45 W DC-DC REG PWR SUPPLY MODULE
PKB4711PIPNB 1-OUTPUT 75 W DC-DC REG PWR SUPPLY MODULE
PKB4711PINBM 1-OUTPUT 75 W DC-DC REG PWR SUPPLY MODULE
PKB4711PINBLA 1-OUTPUT 75 W DC-DC REG PWR SUPPLY MODULE
相关代理商/技术参数
参数描述
PKB4810PINBLA 制造商:Ericsson 功能描述:PSUP DC/DC CONV 48V/3.3V 25A 1/8-BRICK - Bulk
PKB4810PINBLB 制造商:Ericsson 功能描述:48V TO 3.3V 20A DC/DC CONVERTOR
PKB4810PINBMLA 制造商:Ericsson 功能描述:DC/DC PS SGL-OUT 3.3V 25A 82.5W - Bulk
PKB4810SINB 功能描述:DC/DC转换器 82.5W 3.3V 25A 36-75Vin SMT RoHS:否 制造商:Murata 产品: 输出功率: 输入电压范围:3.6 V to 5.5 V 输入电压(标称): 输出端数量:1 输出电压(通道 1):3.3 V 输出电流(通道 1):600 mA 输出电压(通道 2): 输出电流(通道 2): 安装风格:SMD/SMT 封装 / 箱体尺寸:
PKB4910API 制造商:Ericsson 功能描述:- Trays 制造商:Ericsson 功能描述:3.3VDC 30A Isolated Input 36-72V 99W