參數(shù)資料
型號: TPS5103DB
廠商: Texas Instruments, Inc.
英文描述: MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
中文描述: 多模同步DC / DC控制器
文件頁數(shù): 13/37頁
文件大?。?/td> 1052K
代理商: TPS5103DB
TPS5103
MULTIPLE MODE SYNCHRONOUS DC/DC CONTROLLER
SLVS240 – SEPTEMBER 1999
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 15
VCC = 4.5 V,
VCC = 7 V
VCC = 25 V
VCC = 25 V
VCC = 7 V
VCC = 4.5 V
1.5
1
0.5
0
–45
–25
25
VI
2
STANDBY SWITCH THRESHOLD VOLTAGE
vs
JUNCTION TEMPERATURE
2.5
95
135
TJ – Junction Temperature –
°
C
Figure 16
TJ = 125
°
C
TJ = –40
°
C
TJ = 25
°
C
4.7
4.6
4.4
4.2
0
10
VO
4.9
5.1
VREF5 OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
5.2
20
5
4.8
4.5
4.3
VCC – Supply Voltage – V
Figure 17
IO – Output Current – mA
TJ = 125
°
C
TJ = 25
°
C
TJ = –40
°
C
3
2
1
0
0
–10
–20
–30
–40
VO
4
5
VREF5 OUTPUT VOLTAGE
vs
OUTPUT CURRENT
6
–50
–60
–70
Figure 18
VCC = 25 V
VCC = 7 V
VCC = 4.5 V
–40
–20
0
–40
–20
25
I
–60
–80
VREF5 SHORT CURRENT
vs
JUNCTION TEMPERATURE
–100
85
125
TJ – Junction Temperature –
°
C
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