參數(shù)資料
型號(hào): PTMA401120N1AST
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源模塊
英文描述: 1-OUTPUT 10 W DC-DC REG PWR SUPPLY MODULE
封裝: DIP-5
文件頁數(shù): 35/35頁
文件大?。?/td> 1867K
代理商: PTMA401120N1AST
www.ti.com
PTMA401120 Characteristic Data (V
O = 12 V)
(5) (6)
0
65
60
0.2
90
85
80
75
70
0.4
0.8
1
0.6
I
OutputCurrent A
O
η
Efficiency
%
VIN =36V
V
=48V
IN
VIN =60V
VIN =75V
1.2
2
0.8
1.6
0.4
0
0.2
0.4
1
0.6
I
OutputCurrent A
O
P
PowerDissipation
D
W
VIN =36V
V
=48V
IN
VIN =60V
VIN =75V
0.8
40
80
20
60
10
0
0.2
0.4
1
0.6
I
OutputCurrent A
O
V
OutputV
oltageRipple
O
V
(mW)
PP
0.8
VIN =36V
V
=48V
IN
VIN =60V
VIN =75V
70
50
30
40
80
30
70
20
0
0.2
0.4
1
0.6
I
OutputCurrent A
O
AmbientT
emperature
C
o
0.8
90
60
Natural
Convection
50
SLTS259B – FEBRUARY 2006 – REVISED MAY 2007
TYPICAL CHARACTERISTICS (continued)
EFFICIENCY
POWER DISSIPATION
vs OUTPUT CURRENT
Figure 9.
Figure 10.
OUTPUT VOLTAGE RIPPLE
TEMPERATURE DERATING
vs OUTPUT CURRENT
Figure 11.
Figure 12.
(5)
All data listed in Figure 9, Figure 10, and Figure 11 have been developed from actual products tested at 25
°C. This data is considered
typical data for the dc-dc converter.
(6)
The temperature derating curves represent operating conditions at which internal components are at or below manufacturer's maximum
rated operating temperature. Derating limits apply to modules soldered directly to a 100–mm
× 100–mm, double-sided PCB with 2 oz.
copper. For surface mount packages, multiple vias (plated through holes) are required to add thermal paths around the power pins.
Please refer to the mechanical specification for more information. Applies to Figure 12.
9
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