參數(shù)資料
型號: TPS61251DSG
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 3500 kHz SWITCHING FREQ-MAX, PDSO8
封裝: 2 X 2 MM, PLASTIC, WSON-8
文件頁數(shù): 20/21頁
文件大?。?/td> 446K
代理商: TPS61251DSG
2.3
2.8
3.3
3.8
4.3
4.8
5.3
5.8
V -InputVoltage-V
I
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
1.3
1.4
1.5
1.6
I
-OutputCurrent-
A
O
I
(I_Lim=1.5 A)
O
I
(I_Lim=1 A)
O
I
(I_Lim=0.5 A)
O
I
(I_Lim=0.2 A)
O
I
(I_Lim=0.1 A)
O
2.3
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
5.9
I
=0.01mA
O
0
10
20
30
40
50
60
70
80
90
100
Efficiency-%
V -InputVoltage-V
I
=0.1mA
O
I
=1mA
O
I
=10mA
O
I
=100mA
O
I
=500mA
O
V
=5V,
I
=max
O
LIM
Time = 500 s/div
VOUT
100mV/div; 5.25V offset
Inductor Current
0.5A/div; 1.5A offset
Output Current @ 1
500mV/div
5.4
5.425
5.45
5.475
5.5
5.525
5.55
5.575
5.6
V =2.3V
I
0.000001 0.00001 0.0001
0.01
0.1
1
I
-OutputCurrent- A
O
V
-OutputV
oltage-V
O
0.001
V =2.7V
I
V =3.3V
I
V =3.6V
I
V =4.2V
I
SLVSAF7 – SEPTEMBER 2010
www.ti.com
EFFICIENCY
MAXIMUM OUTPUT CURRENT
vs
INPUT VOLTAGE
Figure 3.
Figure 4.
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
LOAD TRANSIENT RESPONSE (Tantal Capacitor)
Figure 5.
Figure 6.
8
Copyright 2010, Texas Instruments Incorporated
Product Folder Link(s): TPS61251
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