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Philips Semiconductors
Product data
SA57000-XX
CapFREE
150 mA, low-noise, low dropout regulator
with thermal protection
2003 Apr 01
5
TYPCIAL PERFORMANCE CURVES
Measurements taken with the SA57000-33 (3.3 volt output).
SL01515
Tamb, TEMPERATURE °C)
V
OUT
,OUTPUT
VOL
T
AGE
(V)
–40
–20
0
20
40
60
80
100
3.40
3.38
3.36
3.34
3.32
3.30
ILOAD = 50 mA
VIN = VOUT(nom) + 0.5 V
Figure 3. Output voltage versus temperature.
Tamb, TEMPERATURE °C)
GROUND
CURRENT
(
A)
–40
–20
0
20
40
60
80
100
80
60
40
20
0
VIN = VOUT(nom) + 0.5 V
ILOAD = 50 mA
SL01516
Figure 4. Ground current versus temperature.
SL01517
VIN, INPUT VOLTAGE (V)
GROUND
CURRENT
(
A)
1.0
2.0
3.0
4.0
5.0
6.0
0
–100
–300
–400
–500
–600
–200
Figure 5. Ground current versus input voltage (no load).
SL01518
VIN, INPUT VOLTAGE (V)
GROUND
CURRENT
(
A)
1.0
2.0
3.0
4.0
5.0
6.0
0
–100
–300
–400
–500
–600
–200
LOAD CURRENT = 50 mA
Figure 6. Ground current versus input voltage with load.
SL01576
VIN – VOUT (V)
0
0.5
1.0
1.5
2.0
2.5
3.0
200
150
100
50
0
TEMPERA
TURE
(
C)
°
Tamb = +85 °C
SHUTDOWN
TEMPERATURE
I = 150 mA
I = 50 mA
I = 100 mA
Figure 7. Tj versus VIN – VOUT for 3 output currents.
SL01577
VIN – VOUT (V)
0
0.5
1.0
1.5
2.0
2.5
3.0
155
150
145
140
135
Tj(max) = +140 °C
Tamb = +85 °C
I
OUT
,OUTPUT
CURRENT
(mA)
130
Figure 8. Maximum IOUT versus VIN – VOUT.
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