SI3025LSA-TL View Datasheet(PDF) - Allegro MicroSystems
Part Name
Description
MFG CO.
'SI3025LSA-TL' PDF : 10 Pages View PDF
SI-3025LSA
LOW-VOLTAGE, HIGH-CURRENT
2.5 V LINEAR REGULATOR
ELECTRICAL CHARACTERISTICS at TA = +25°C, VI = VS = 3.3 V, VE = 2.0 V (unless otherwise
noted).
Limits
Characteristic
Symbol Test Conditions
Min. Typ. Max.
Units
Output Voltage
Output Volt. Temp. Coeff.
Overcurrent Limit
Line Regulation
Load Regulation
Dropout Voltage
Ground Terminal Current
Rejection Ratio
VO
VOQ
aVO
IOM
∆VO(∆VI)
∆VO(∆IO)
VImin - VO
IGND
IQ
PSRR
IO = 500 mA
VE = 0 V, Output Off
IO = 5 mA, 0°C ≤ TJ ≤ 100°C
VO = 95% of VO at IO = 500 mA
3.1 V ≤ VI = VS ≤ 3.5 V, IO = 300 mA
0 ≤ IO ≤ 1 A
IO ≤ 0.5 A
IO ≤1 A
IO = 0 mA
VE = 0 V, IO = 0 mA
100 Hz ≤ f ≤ 120 Hz
2.45 2.50
2.55
V
—
—
0.5
V
—
±0.3
—
mV/°C
1.2
1.5
—
A
—
2.0
10
mV
—
10
20
mV
—
220
400
mV
—
350
800
mV
—
1.7
2.5
mA
—
—
1.0
µA
—
57
—
dB
ENABLE Input Voltage
ENABLE Input Current
Thermal Shutdown Temp.
Thermal Resistance
VEH
Output On
VEL
Output Off
IEH
VE = 2 V, Output On
IEL
VE = 0 V, Output Off
TJ
RθJL
To terminals 7 and 8
2.0
—
—
—
—
0.8
—
40
80
—
0
-5.0
135
150
—
—
36
—
V
V
µA
µA
°C
°C/W
Typical values are at TA = +25°C and are given for circuit design information only.
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