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參數(shù)資料
| 型號： | 935269462115 |
| 廠商： | NXP SEMICONDUCTORS |
| 元件分類： | 固定正電壓單路輸出LDO穩(wěn)壓器 |
| 英文描述： | 4.5 V FIXED POSITIVE LDO REGULATOR, 0.2 V DROPOUT, PDSO5 |
| 封裝： | PLASTIC, MO-178, SOT-23, SOT-25, SO-5 |
| 文件頁數(shù)： | 14/17頁 |
| 文件大?。?/td> | 212K |
| 代理商： | 935269462115 |
Philips Semiconductors
Product data
SA57001-XX
Microminiature, low power consumption,
low dropout regulator
2003 Mar 20
6
SL01411
IOUT, OUTPUT CURRENT (mA)
ESR,
ESR
@
100
kHz
(
)
0 V
≤ VIN ≤ 12 V
COUT = 47 F
Tamb = 25 °C
0.01
0.1
1.0
10
100
0.1
1.0
10
100
1000
UNSTABLE REGION
STABLE REGION
Figure 9. ESR stability versus output current.
SL01408
f(ripple), RIPPLE FREQUENCY (Hz)
VIN = VOUT + 1.0 V
VOUT(ripple) = 1.0 VP-P
COUT = 47 F
IOUT – 30 mA
Tamb = 25 °C
RR,
RIPPLE
REJECTION
RA
TIO
(dB)
10
100
1.0k
10k
100k
1.0M
–90
–80
–70
–60
–50
–40
–30
–20
–10
Figure 10. Ripple rejection ratio versus frequency.
SL01410
Cn, NOISE BYPASS CAPACITANCE (F)
V
n
,
OUTPUT
NOISE
VOL
T
AGE
(
V
rms
)
0.001
0.01
0.1
0
20
40
60
80
100
VIN = VOUT + 1.0 V
IOUT = 30 mA
COUT = 47 F
Tamb = 25 °C
Figure 11. Output noise versus noise capacitance.
V
OUT
,OUTPUT
VOL
T
AGE
CHANGE
(mV)
SL01406
IOUT, OUTPUT CURRENT (mA)
–50
–40
–30
–20
–10
10
20
0
40
80
120
160
200
VIN = VOUT + 1.0 V
ON/OFF = VIN
COUT = 47 F
Tamb = 25 °C
VOUT
Figure 12. Normalized load regulation.
SL01409
Tamb, TEMPERATURE (°C)
V
OUT
,OUTPUT
VOL
T
AGE
(V)
4.950
4.975
5.000
5.025
5.050
5.075
2.000
2.025
2.050
1.075
–50
–25
0
25
50
75
100
125
ON/OFF = VIN
IOUT = 30 mA
VIN = 6.0 V
Typical 5.0 V VOUT device
VIN = 3.0 V
Typical 2.0 V VOUT device
Figure 13. Output voltage versus temperature.
SL01405
Tamb, TEMPERATURE (°C)
I
Q2
,QUIESCENT
CURRENT
(mA)
–0.2
0
0.2
0.4
0.6
–50
–25
0
25
50
75
100
125
Typical for 2.0 V
≤ VOUT ≤ 5.0 V devices
VIN = VOUT + 1.0 V
ON/OFF = 0 V (Output OFF)
IOUT = 0 mA
Figure 14. Quiescent current versus temperature.
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