參數(shù)資料
型號: TPS23770PWPG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 1.3 A SWITCHING CONTROLLER, 565 kHz SWITCHING FREQ-MAX, PDSO20
封裝: GREEN, PLASTIC, HTSSOP-20
文件頁數(shù): 4/38頁
文件大?。?/td> 1036K
代理商: TPS23770PWPG4
www.ti.com
TYPICAL CHARACTERISTICS
10
15
11
16
12
17
13
18
14
19
Current-mA
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
T =25 C
J
o
9.4
9.6
9.8
10
10.2
10.4
10.6
V
oltage
-V
0
6
1
7
2
8
3
4
9
5
10
I
LoadCurrent-mA
L -
T =125 C
J
o
T =-40 C
J
o
T
=25 C
J
o
4.95
5
5.05
5.1
5.15
5.2
5.25
5.3
V
B
IA
S
-V
0
1
2
3
4
5
I
-
L
LoadCurrent-mA
T
=125 C
J
o
T
=-40 C
J
o
T
=25 C
J
o
T
=-40 C
J
o
T
=125 C
J
o
0
4
1
5
2
6
3
7
8
Current
-mA
0
1
2
3
4
5
V
-V
COMP
T
=25 C
J
o
T
=-40 C
J
o
T
=125 C
J
o
-10
5
-5
10
0
15
20
Current
-mA
0
1
2
3
4
5
V
-V
COMP
15
25
17
27
19
29
21
23
Current-mA
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
1
10
100
1000
10000
f-Frequency-kHz
-20
60
80
100
0
20
40
Gain
-dB,
PhaseMargin-
o
T =-40 C
J
o
Phase
Gain
TJ =25 C
o
TJ =125 C
o
TJ =125 C
o
TJ =25 C
o
TJ =-40 C
o
1.497
1.501
1.5
1.504
1.505
1.498
1.502
1.499
1.503
V
oltage-V
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
40
48
56
46
54
42
50
58
60
44
52
Current-
A
m
-40
-20
0
20
40
60
80
100 120 140
T
-JunctionTemperature- C
J
o
SLVS590B – JULY 2005 – REVISED FEBRUARY 2008
VBIAS
VBIAS CURRENT LIMIT
AUX VOLTAGE
vs
LOAD CURRENT
JUNCTION TEMPERATURE
LOAD CURRENT
Figure 3.
Figure 4.
Figure 5.
ERROR AMPLIFIER SOURCE
AUX CURRENT LIMIT
CURRENT
ERROR AMPLIFIER SINK CURRENT
vs
JUNCTION TEMPERATURE
VCOMP
Figure 6.
Figure 7.
Figure 8.
ERROR AMPLIFIER GAIN AND
PHASE
FB REGULATION VOLTAGE
TMR SOURCE CURRENT
vs
FREQUENCY
JUNCTION TEMPERATURE
Figure 9.
Figure 10.
Figure 11.
12
Copyright 2005–2008, Texas Instruments Incorporated
Product Folder Link(s): TPS23750 TPS23770
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