參數(shù)資料
型號: TPS54140QDRCRQ1
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, PDSO10
封裝: GREEN, PLASTIC, SON-10
文件頁數(shù): 2/50頁
文件大小: 1602K
代理商: TPS54140QDRCRQ1
85
90
95
100
105
110
115
-50
-25
0
25
50
75
100
125
150
PWRGDThreshold-%ofV
ref
VSENSEFalling
VSENSERising
VSENSEFalling
VSENSERising
V =12V
I
T -JunctionTemperature-°C
J
0
20
40
60
80
100
-50
-25
0
25
50
75
100
125
150
RDSON-
W
T -JunctionTemperature-°C
J
V =12V
I
2
2.25
2.50
2.75
3
-50
-25
0
25
50
75
100
125
150
V
-V
I(VI
N
)
T -JunctionTemperature-°C
J
1.5
1.8
2
2.3
2.5
-50
-25
0
25
50
75
100
125
150
V
-V
I(B
O
T
-PH
)
T -JunctionTemperature-°C
J
30
35
40
45
50
55
60
-50
-25
0
25
50
75
100
125
150
Offset-mV
V
=0.2V
(SS/TR)
V =12V
I
T -JunctionTemperature-°C
J
0
200
400
600
800
0
600
100
200
300
400
Voltage Sense (mV)
O
ff
s
e
t
V
o
lt
a
g
e
T
h
re
s
h
o
ld
(m
V
)
500
V
IN = 12 V
T
J = 25°C
SLVSA24B
– OCTOBER 2009 – REVISED MARCH 2011
TYPICAL CHARACTERISTICS (continued)
PWRGD ON RESISTANCE vs JUNCTION TEMPERATURE
PWRGD THRESHOLD vs JUNCTION TEMPERATURE
Figure 19.
Figure 20.
BOOT-PH UVLO vs JUNCTION TEMPERATURE
INPUT VOLTAGE (UVLO) vs JUNCTION TEMPERATURE
Figure 21.
Figure 22.
SS/TR TO VSENSE OFFSET vs VSENSE
SS/TR TO VSENSE OFFSET vs TEMPERATURE
Figure 23.
Figure 24.
10
Copyright
2009–2011, Texas Instruments Incorporated
Product Folder Link(s): TPS54140-Q1
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