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| 型號(hào)： | V62/04645-02XE |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類(lèi)： | 穩(wěn)壓器 |
| 英文描述： | 1.5 A DUAL SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO30 |
| 封裝： | GREEN, TSSOP-30 |
| 文件頁(yè)數(shù)： | 9/23頁(yè) |
| 文件大?。?/td> | 477K |
| 代理商： | V62/04645-02XE |
第1頁(yè)第2頁(yè)第3頁(yè)第4頁(yè)第5頁(yè)第6頁(yè)第7頁(yè)第8頁(yè)當(dāng)前第9頁(yè)第10頁(yè)第11頁(yè)第12頁(yè)第13頁(yè)第14頁(yè)第15頁(yè)第16頁(yè)第17頁(yè)第18頁(yè)第19頁(yè)第20頁(yè)第21頁(yè)第22頁(yè)第23頁(yè)
TPS5120EP
DUAL OUTPUT, TWOPHASE SYNCHRONOUS BUCK DC/DC CONTROLLER
SGLS224A JANUARY 2004 REVISED APRIL 2006
17
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 23
POWERGOOD THRESHOLD VOLTAGE
vs
JUNCTION TEMPERATURE
750
775
800
825
850
875
900
925
950
50
0
50
100
150
V
(T
O)
Powergood
Threshold
V
oltage
mV
V(TO_H)
V(TO_L)
TJ Junction Temperature °C
VCC = 4.5 V,
VCC = 7 V,
VCC = 28 V
VCC = 4.5 V,
VCC = 7 V,
VCC = 28 V
Figure 24
SCP (OVP) SOURCE CURRENT
vs
JUNCTION TEMPERATURE
12.0
11.9
11.8
11.7
11.6
11.5
11.4
11.3
11.2
11.1
11.0
50
0
50
100
150
SCP
(OVP)
Source
Current
VCC = 4.5 V
TJ Junction Temperature °C
VCC = 7 V,
VCC = 28 V
A
Figure 25
SCP (OVP) SOURCE CURRENT
vs
JUNCTION TEMPERATURE
2.40
2.38
2.35
2.33
2.30
2.28
2.25
2.23
2.20
50
0
50
100
150
I (SOURCE)
VCC = 4.5 V
SCP
(OVP)
Source
Current
TJ Junction Temperature °C
VCC = 7 V,
VCC = 28 V
A
Figure 26
TRIP SINK CURRENT
vs
TRIP INPUT VOLTAGE
12.0
12.2
12.4
12.6
12.8
13.0
13.2
13.4
13.6
13.8
14.0
0
4
8
1216
2024
2832
VI TRIP Input Voltage V
I (SINK)
TRIP
Sink
Current
A
TJ = 40 °C
TJ = 20 °C
TJ = 25 °C
TJ = 85 °C
TJ = 125 °C
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