參數(shù)資料
型號: PT4856C
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源模塊
英文描述: 3-OUTPUT DC-DC REG PWR SUPPLY MODULE
封裝: SIP-26/25
文件頁數(shù): 12/15頁
文件大小: 268K
代理商: PT4856C
For technical support and more information, see inside back cover or visit www.ti.com
PT4850 Series
25-A Triple Output Isolated DC/DC
Converter For Logic Applications
Efficiency vs Output Load
PT4855 Performance Characteristics
(See Note A)
(Io1 =10A, Io2 =7.5A, Io3 =7.5A represents 100% Load)
Typical Characteristics
Note A:
All Characteristic data in the above graphs has been developed from actual products tested at 25°C. This data is considered typical data for the ISR.
Note B:
SOA curves represent operating conditions at which the internal components are at or below the manufacturer’s maximum rated operating temperatures.
Power Dissipation vs Output Load
PT4855 Safe operating Area Curves (See Note B)
(Io1 + Io2 + Io3 =25A, represents 100% load)
SOA vs Output Power @Vin =48V
20
30
40
50
60
70
80
90
0
20
406080
100
Output Load (%)
Ambient
Temperature
(
°C)
500LFM
400LFM
300LFM
200LFM
100LFM
Nat conv
Airflow
0
4
8
12
16
0
204060
80
100
Output Load (%)
Pd
-
Watts
75V
48V
36V
VIN
SLTS166C - FEBRUARY 2002 - REVISED MARCH 2003
50
60
70
80
90
0
20406080
100
Output Load (%)
Efficiency
-
%
36V
48V
75V
VIN
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