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參數(shù)資料
| 型號(hào)： | 935270483518 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 固定正電壓?jiǎn)温份敵鯨DO穩(wěn)壓器 |
| 英文描述： | 5 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PDSO7 |
| 封裝： | SOP-7 |
| 文件頁(yè)數(shù)： | 4/8頁(yè) |
| 文件大小： | 73K |
| 代理商： | 935270483518 |
Philips Semiconductors
Product data
SA57022-XX
500 mA LDO with ON/OFF control and Vref bypass
2001 Oct 03
4
ELECTRICAL CHARACTERISTICS
Tamb = 25 °C; VON/OFF = 1.6 V, unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
ICC
No-load input current
IOUT = 0 mA
–
1.9
5
mA
ICC(OFF)
Input current (off)
VON/OFF = 0 V
–
0
1
A
VOUT
Output voltage (as % of Vnom)
IOUT = 250 mA
98%
–
102%
V
SA57022-18
1.764
1.8
1.836
V
SA57022-25
2.450
2.5
2.550
V
SA57022-28
2.744
2.8
2.856
V
SA57022-30
2.940
3.0
3.060
V
SA57022-33
3.234
3.3
3.060
V
SA57022-50
4.900
5.0
5.100
V
VIO
Dropout voltage (Note 2)
VIN = VOUT – 0.2 V; IOUT = 250 mA
–
0.3
0.5
V
V1
Line regulation
VIN = VOUT +1.5 V to VIN = VOUT +2.5 V;
IOUT = 250 mA
–
10
20
mV
V2
Load regulation
IOUT = 0 to 250 mA
–
20
120
mV
VOUT/T
VOUT Temperature coefficient
(Note 1)
Tj = –30 to +85 °C
–
100
–
ppm/
°C
RR
Ripple rejection (Note 1)
f = 120 Hz; Vripple = 1 V; IOUT = 250 mA
50
64
–
dB
Vn
Output noise voltage (Note 1)
fBW = 20 to 80 kHz; Cn = 470 pF
–
75
–
Vrms
ION/OFF
ON/OFF pin input current
VON/OFF = VIN
10
20
30
A
VON/OFF(H)
ON/OFF HIGH threshold voltage
1.6
–
VIN+0.3
V
VON/OFF(L)
ON/OFF LOW threshold voltage
-0.3
–
0.4
V
NOTES:
1. The parameter is guaranteed by design.
2. This parameter is not guaranteed if VOUT is less than 2 V.
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