參數(shù)資料
型號: TPS2042BDRBT
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: GREEN, PLASTIC, SON-8
文件頁數(shù): 9/51頁
文件大?。?/td> 1451K
代理商: TPS2042BDRBT
1
1.2
1.4
1.6
1.8
2
2.5
3
3.5
4
4.5
5
5.5
6
TA = 255C
Load Ramp = 1A/10 ms
Threshold
T
rip
Current
A
VI Input Voltage V
TPS2043B,
TPS2044B,
TPS2053B,
TPS2054B
Threshold
T
rip
Current
A
VI Input Voltage V
1
1.2
1.4
1.6
1.8
2
2.5
3
3.5
4
4.5
5
5.5
6
TA = 255C
Load Ramp = 1A/10 ms
TPS2041B,
TPS2042B,
TPS2051B,
TPS2052B
0
20
40
60
80
100
0
2.5
5
7.5
10
12.5
Peak Current A
VI = 5 V,
TA = 255C
Current-Limit
Response
s
2.1
2.14
2.18
2.22
2.26
2.3
50
0
50
100
150
UVLO Rising
UVLO Falling
UVLO
Undervoltage
Lockout
V
TJ Junction Temperature 5C
www.ti.com
SLVS514K – JUNE 2010 – REVISED DECEMBER 2008
TYPICAL CHARACTERISTICS (continued)
THRESHOLD TRIP CURRENT
vs
INPUT VOLTAGE
Figure 24.
Figure 25.
UNDERVOLTAGE LOCKOUT
CURRENT-LIMIT RESPONSE
vs
JUNCTION TEMPERATURE
PEAK CURRENT
Figure 26.
Figure 27.
Copyright 2010–2008, Texas Instruments Incorporated
17
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