參數(shù)資料
型號: TPS62690YFFR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: 0.5 A SWITCHING REGULATOR, 4400 kHz SWITCHING FREQ-MAX, BGA6
封裝: GREEN, DSBGA-6
文件頁數(shù): 26/27頁
文件大?。?/td> 870K
代理商: TPS62690YFFR
0
10
20
30
40
50
60
70
80
90
100
0.1
10
100
1000
I
- Load Current - mA
O
Efficiency
-
%
V = 3.6 V
PFM/PWM Operation
I
1
V = 4.2 V
PFM/PWM Operation
I
V
= 2.2 V
O
V = 3.2 V
PFM/PWM Operation
I
V = 2.7 V
PFM/PWM Operation
I
2.9
3.1
3.3
3.5
3.7
3.9
4.1
4.3
4.5
4.7
V - Input Voltage - V
I
82
84
86
88
90
92
94
96
98
100
Efficiency
-
%
I
= 100 mA
O
I
= 10 mA
O
I
= 300 mA
O
I
= 1 mA
O
V
= 2.85 V,
PFM/PWM Operation
O
0
5
10
15
20
25
30
35
40
45
0
50
100 150 200 250 300 350
I
- Load Current - mA
O
V
-Peak-to-Peak
Output
Ripple
V
oltage
-
mV
O
V
= 2.85 V,
C
= 10 F
O
m
PFM/PWM Operation
V = 4.5 V
I
V = 3.3 V
I
V = 3.6 V
I
400 450 500
0
50
100
150
200
250
300
350
I
- Load Current - mA
O
0
10
20
30
40
50
60
70
80
90
100
110
V
-Peak-to-Peak
Output
Ripple
V
oltage
-
mV
O
V = 3.2 V
I
V = 4.5 V
I
V = 3.6 V
I
V
= 2.85 V,
C
= 4.7 F
O
m
PFM/PWM Operation
SLVS965
– MARCH 2011
TYPICAL CHARACTERISTICS (continued)
EFFICIENCY
vs
LOAD CURRENT
INPUT VOLTAGE
Figure 5.
Figure 6.
PEAK-TO-PEAK OUTPUT RIPPLE VOLTAGE
vs
LOAD CURRENT
Figure 7.
Figure 8.
8
2011, Texas Instruments Incorporated
Product Folder Link(s) :TPS62690 TPS62691
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