參數(shù)資料
型號(hào): PTH04070WAST
廠商: TEXAS INSTRUMENTS INC
元件分類(lèi): 穩(wěn)壓器
英文描述: 3 A SWITCHING REGULATOR, PDMA5
封裝: DIP-5
文件頁(yè)數(shù): 13/17頁(yè)
文件大?。?/td> 409K
代理商: PTH04070WAST
www.ti.com
TYPICAL CHARACTERISTICS (5-V INPUT)(1)(2)
0
0.5
1
1.5
2
2.5
3
50
60
70
80
90
100
VO = 3.3 V V
O = 2.5 V
VO = 2 V
VO = 1.8 V
VO = 1.5 V
VO = 1.2 V
VO = 1 V
Efficiency
%
IO Output Current A
0
4
8
12
16
20
0
0.5
1
1.5
2
2.5
3
Output
V
oltage
Ripple
mV
V
O
IO Output Current A
PP
0
0.3
0.6
0.9
1.2
1.5
0
0.5
1
1.5
2
2.5
3
Power
Dissipation
W
P
D
IO Output Current A
20
30
40
50
60
70
80
90
0
0.5
1
1.5
2
2.5
3
IO Output Current A
Airflow:
Nat Conv
T
emperature
Derating
5
C
SLTS227B – SEPTEMBER 2004 – REVISED OCTOBER 2007
EFFICIENCY
OUTPUT RIPPLE
vs
OUTPUT CURRENT
Figure 1.
Figure 2.
POWER DISSIPATION
TEMPERATURE DERATING
vs
OUTPUT CURRENT
Figure 3.
Figure 4.
(1)
The electrical characteristic data has been developed from actual products tested at 25
°C. This data is considered typical for the
converter. Applies to Figure 1, Figure 2, and Figure 3.
(2)
The temperature derating curves represent the conditions at which internal components are at or below the manufacturer's maximum
operating temperatures. Derating limits apply to modules soldered directly to a 100 mm
× 100 mm double-sided PCB with 1 oz. copper.
Applies to Figure 4.
Copyright 2004–2007, Texas Instruments Incorporated
5
Product Folder Link(s): PTH04070W
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