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參數資料
| 型號： | 935269492115 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 穩壓器 |
| 英文描述： | 0.3 A SWITCHING REGULATOR, 57.5 kHz SWITCHING FREQ-MAX, PDSO5 |
| 封裝： | 1.50 MM, PLASTIC, MO-178, SOT-25, SOT-23, SOP-5 |
| 文件頁數： | 20/21頁 |
| 文件大小： | 333K |
| 代理商： | 935269492115 |
Philips Semiconductors
Product data
SA57254-XX
CMOS switching regulator (PWM controlled)
2001 Aug 01
8
SL01484
IOUT, OUTPUT CURRENT (mA)
0.01
0.1
1
10
100
1000
4.90
4.92
4.94
4.96
4.98
5.00
5.02
5.04
5.06
5.08
5.10
V
OUT
,OUTPUT
VOL
T
AGE
(V)
VIN = 0.9 V
VIN = 1.8 V
VIN = 3.0 V
VIN = 4.0 V
Figure 20. Output current versus voltage (100
H inductor).
SL01485
IOUT, OUTPUT CURRENT (mA)
0.01
0.1
1
10
100
1000
50
55
60
65
70
75
80
85
90
95
100
E
FFI
,EFFICIENCY
(%)
VIN = 0.9 V
VIN = 1.8 V
VIN = 3.0 V
VIN = 4.0 V
Figure 21. Output current versus efficiency (100
H inductor).
SL01486
IOUT, OUTPUT CURRENT (mA)
0.01
0.1
1
10
100
1000
0
10
20
30
40
50
60
70
80
90
100
V
R
,RIPPLE
VOL
T
AGE
(mV)
VIN = 0.9 V
VIN = 1.8 V
VIN = 2.4 V
Figure 22. Output current versus ripple voltage
(L0 = 100 H; COUT = 33 F).
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