SPX1582T5-L-2-5 Exar Corporation, SPX1582T5-L-2-5 Datasheet - Page 2

• Manufacturer Part Number: SPX1582T5-L-2-5
• Description: 3A Ultra Low Dropout Voltage Regulator
• Manufacturer: Exar Corporation

Specifications of SPX1582T5-L-2-5

• Regulator Topology: Positive Fixed
• Voltage - Output: 2.5V
• Voltage - Input: Up to 6V
• Voltage - Dropout (typical): 0.4V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Current - Limit (min): 3.1A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-6, D²Pak (5 leads + Tab), TO-263BA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Power Dissipation ..................................... Internally Limited
Storage Temperature Range ..................... -65°C to +150°C
Operating Junction Temperature Range
SPX1582 Control Section ............................. 0°C to +125°C
SPX1582 Power Transistor .......................... 0°C to +150°C
Input Supply Voltage ................................................ 6V
Electrical characteristics at V
otherwise specified. The ♦ denotes the specifications which apply over full temperature range -40°C to +85°C, unless
otherwise specified.
0V
Jun 17-06 Rev F
Note 1: Low duty cycle pulse testing with Kelvin connections is required to order to maintain accurate data.
Note 2: Dropout voltage is defined as the minimum differential between V
Note 3: V
PARAMETER
2.5V Version
Output Voltage
2.8V Version
Output Voltage
3.3V Version
Output Voltage
All Voltage Options
Reference Voltage
Line Regulation
Load Regulation (Note 1)
Dropout Voltage Min. V
(Note 2) (V
Dropout Voltage Min. V
(Note 2) (V
Current Limit
Thermal Regulation
Ripple Rejection
Control Pin Current
Adjustble Pin Current
Thermal Resistance
TO-220-5
Thermal Resistance
Minimum Load Current
TO-263-5
maintain regulation at V
REF
IN
IN
- V
- V
is measured across Adjust pin to Sense pin.
OUT
OUT
)
)
CTRL
IN
OUT
2.450
2.400
2.744
2.688
3.234
3.168
1.238
MIN
3.1
60
OUT
= V
95% Nominal V
SENSE
0.002
TYP
1.05
0.40
1.25
SPX1582 3A Ultra Low Dropout Voltage Regulator
3.3
1.0
2.5
2.8
3.3
1.0
80
50
60
5
, V
2.550
2.600
2.856
2.912
3.366
3.432
1.263
MAX
1.18
0.50
0.02
29.3
31.2
120
120
ADJ
3.0
5.0
10
3
3
= 0V, T
UNITS
°C/W
°C/W
°C/W
°C/W
OUT
%/W
mV
mV
mA
mA
dB
μA
V
V
V
V
V
V
A
.
A
2
=25°C, C
♦ I
♦ I
♦ I
♦ V
♦ V
♦ V
♦ V
♦
V
CTRL
CONDITIONS
V
V
V
V
V
V
V
V
V
V
V
30ms Pulse
V
T
V
V
Junction to Case (θ
Junction to Ambient (θ
Junction to Case (θ
Junction to Ambient (θ
O
O
O
J
CTRL
CTRL
CTRL
CTRL
CTRL
CTRL
CTRL
ADJ
IN
ADJ
IN
CTRL
CTRL
CTRL
ADJ
CTRL
CTRL
ADJ
Input Voltage ....................................................... 13V
=25, V
= 10mA to 3A
= 10mA to 3A
= 10mA to 3A
CTL
= 2.05V, I
= 2.75V, I
ELECTRICAL CHARACTERISTICS
= 0V
= 0V
= 0V
= 0V
=2.7V to 12V,V
= 2.5V to 12V, V
= 2.75V, V
= 2.75V, V
= 5V, V
= 3.75V, V
= 2.75V, V
= 2.75V, V
= 6.0V to 12V, V
= 6.3V to 12V, V
= 6.3V to 12V, V
= 2.75V, V
= C
ABSOLUTE MAXIMUM RATINGS
RIPPLE
IN
PWR
and V
O
O
IN
=1Vpp at 120Hz
=3.3V, V
= 1A
= 3A
= C
IN
IN
IN
IN
IN
IN
= V
= 2.05V, Δ V
= 3.75V, I
= 2.05V, I
= 2.05V, V
= 2.00V, I
JC
JC
OUT
OUT
IN
)
)
OUT +
JA
JA
IN
IN
IN
IN
= 2.05V to 5.5V,I
or V
ADJ
)
)
= 1.75 to 5.5V, I
= 33μF tantalum cap unless
= 3.0V to 5.0V, I
=3.3V + 0.8V, I
= 3.3V + 0.8V, I
=0V
1.5V, I
CTRL
O
O
O
ADJ
= 2.3A, V
= 3A
= 10mA
OUT
=0V, I
and V
O
© 2006 Sipex Corporation
=10mA to 3A, V
= 100mV, V
O
ADJ
OUT
O
O
O
O
= 10mA
O
=10mA
=10mA to 7A
=10mA
=10mA
=0V
=10mA
required to
ADJ
= 0V
ADJ
=