参数资料
型号: PKR2111ASI
厂商: ERICSSON POWER MODULES AB
元件分类: 电源模块
英文描述: 1-OUTPUT 10 W DC-DC REG PWR SUPPLY MODULE
封装: ROHS COMPLIANT, SMD-18
文件页数: 8/27页
文件大小: 794K
代理商: PKR2111ASI
Ericsson Internal
PRODUCT SPECIFICATION
13 (14)
Prepared (also subject responsible if other)
No.
ESKEVIN
2/1301-BMR 640 1211+ Uen
Approved
Checked
Date
Rev
Reference
SEC/D (Julia You)
EZYPING
2007-8-20
D
+12V, 0.62A / -12V, 0.62A / 14.9W Dual, Typical
Characteristics
PKR 2221A SI
Start-up
Shut-down
Start-up enabled by connecting V
I at:
Tref = +25°C, VI = 27 V,
IO1 = 0.62 A, IO2 = 0.62 A resistive load.
Top trace: output voltage 1 (5.0 V/div.).
Mid trace: output voltage 2 (5.0 V/div.).
Bottom trace: input voltage (20 V/div.).
Time scale: (2 ms/div.).
Shut-down enabled by disconnecting V
I at:
Tref = +25°C, VI = 27 V,
IO1 = 0.62 A, IO2 = 0.62 A resistive load.
Top trace: output voltage 1 (5.0 V/div.).
Mid trace: output voltage 2 (5.0 V/div.).
Bottom trace: input voltage (20 V/div.).
Time scale: (0.5 ms/div.).
Output Ripple & Noise
Output Load Transient Response
Output voltage ripple at:
Tref = +25°C, VI = 27 V,
IO1 = 0.62 A, IO2 = 0.62 A resistive load.
Top trace: output voltage 1 (5 mV/div.).
Bottom trace: output voltage 2 (5 mV/div.).
Time scale: (2 μs/div.).
Output voltage response to load current
step-change, output 1 (0.16-0.47-0.16 A) at:
Tref =+25°C, VI = 27 V IO2 = 0.62 A.
Top trace: output voltage 2 (100 mV/div.).
Mid trace: output voltage 1 (100 mV/div.).
Bottom trace: load current (0.5 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:
Rou= 4.31 x (15.30 — Vo) / ( Vo - Voi) kΩ
Output Voltage Adjust Downwards, Decrease:
Rod= 13.78 x ( Voi — Vo) / (Vo —5.51) kΩ
E
PKR 2000A series
DC/DC converters, Input 18-36 V, Output up to 2 A/15 W
EN/LZT 146 352 R2C September 2007
Ericsson Power Modules AB
Technical Specication
16
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