參數(shù)資料
型號: TPS5401DGQT
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO10
封裝: PLASTIC, MSOP-10
文件頁數(shù): 2/41頁
文件大?。?/td> 1149K
代理商: TPS5401DGQT
85
90
95
100
105
110
115
–50
–25
0
25
50
75
100
125
150
PWRGD
Threshold
%
of
V
ref
V
Falling
VSENSE
V
Rising
VSENSE
V
Falling
VSENSE
V
Rising
VSENSE
V
= 12 V
IN
T – Junction Temperature – °C
J
0
20
40
60
80
100
–50
–25
0
25
50
75
100
125
150
r
D
S(on)
W
T – Junction Temperature – °C
J
V
= 12 V
IN
2
2.25
2.5
2.75
3
–50
–25
0
25
50
75
100
125
150
Input
V
oltage
UVLO
V
T – Junction Temperature – °C
J
1.5
1.8
2
2.3
2.5
–50
–25
0
25
50
75
100
125
150
BOOT
to
PH
UVLO
Threshold
V
oltage
V
T – Junction Temperature – °C
J
0
100
200
300
400
500
0
200
400
600
800
1000
V
– mV
VSENSE
Offset
mV
V
= 12 V
IN
T = 25 C
J
o
600
30
35
40
45
50
55
60
–50
–25
0
25
50
75
100
125
150
Offset
mV
V
= 0.2 V
SS/TR
V
= 12 V
IN
T – Junction Temperature – °C
J
SLVSAB0 – DECEMBER 2010
www.ti.com
TYPICAL CHARACTERISTICS (continued)
PWRGD ON-RESISTANCE vs JUNCTION TEMPERATURE
PWRGD THRESHOLD vs JUNCTION TEMPERATURE
Figure 19.
Figure 20.
BOOT to PH UVLO THRESHOLD vs JUNCTION
TEMPERATURE
INPUT VOLTAGE UVLO vs JUNCTION TEMPERATURE
Figure 21.
Figure 22.
SS/TR TO VSENSE OFFSET vs VSENSE VOLTAGE
SS/TR TO VSENSE OFFSET vs TEMPERATURE
Figure 23.
Figure 24.
10
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TPS5401
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