LT1963AEST-2.5#PBF Linear Technology, LT1963AEST-2.5#PBF Datasheet - Page 5

• Manufacturer Part Number: LT1963AEST-2.5#PBF
• Description: IC REG LDO LN 1.5A 2.5V SOT223-3
• Manufacturer: Linear Technology

Specifications of LT1963AEST-2.5#PBF

• Regulator Topology: Positive Fixed
• Voltage - Output: 2.5V
• Voltage - Input: Up to 20V
• Voltage - Dropout (typical): 0.34V @ 1.5A
• Number Of Regulators: 1
• Current - Output: 1.5A
• Current - Limit (min): 1.6A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SOT-223 (3 leads + Tab), SC-73, TO-261
• Primary Input Voltage: 20V
• Output Voltage Fixed: 2.5V
• Dropout Voltage Vdo: 340mV
• No. Of Pins: 3
• Output Current: 1.5A
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free by exemption / RoHS Compliant

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifications are at T
PARAMETER
Minimum Input Voltage (Notes 4,12)
Regulated Output Voltage (Note 5)
ADJ Pin Voltage (Notes 4, 5)
Line Regulation
Load Regulation
Dropout Voltage
V
(Notes 6, 7, 12)
GND Pin Current
V
(Notes 6, 8)
Output Voltage Noise
ADJ Pin Bias Current
Shutdown Threshold
SHDN Pin Current (Note 10)
Quiescent Current in Shutdown
IN
IN
= V
= V
OUT(NOMINAL)
OUT(NOMINAL)
+ 1V
CONDITIONS
I
I
LT1963A-1.5
LT1963A-1.8
LT1963A-2.5
LT1963A-3.3
LT1963A
LT1963A-1.5
LT1963A-1.8
LT1963A-2.5
LT1963A-3.3
LT1963A (Note 4) ∆V
LT1963A-1.5
LT1963A-1.8
LT1963A-2.5
LT1963A-3.3
LT1963A (Note 4)
I
I
I
I
I
I
I
I
I
I
I
I
I
C
(Notes 4, 9)
V
V
V
V
V
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
OUT
OUT
OUT
SHDN
SHDN
IN
= 6V, V
= 10µF, I
= Off to On
= On to Off
= 0.5A
= 1.5A
= 1mA
= 1mA
= 100mA
= 100mA
= 500mA
= 500mA
= 1.5A
= 1.5A
= 0mA
= 1mA
= 100mA
= 500mA
= 1.5A
= 0V
= 20V
SHDN
LOAD
A
= 0V
= 25°C. (Note 3)
= 1.5A, BW = 10Hz to 100kHz
∆V
∆V
∆V
∆V
V
2.5V < V
V
2.8V < V
V
3.5V < V
V
4.3V < V
V
2.5V < V
V
V
V
V
V
V
V
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
The
= 2.21V, I
= 2.3V, I
= 3V, I
= 3.8V, I
= 2.21V, I
= 2.5V, ∆I
= 2.5V, ∆I
= 2.8V, ∆I
= 2.8V, ∆I
= 3.5V, ∆I
= 3.5V, ∆I
= 4.3V, ∆I
= 4.3V, ∆I
= 2.5V, ∆I
= 2.5V, ∆I
= 2.21V to 20V, I
= 2.3V to 20V, I
= 3V to 20V, I
= 3.8V to 20V, I
= 2.21V to 20V, I
l
IN
IN
IN
IN
IN
denotes specifications which apply over the full operating
LOAD
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
= 1mA
LOAD
= 1mA
= 1mA
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
= 1mA to 1.5A
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
= 1mA
LOAD
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
< 1.5A
< 1.5A
< 1.5A
< 1.5A
< 1.5A
l
l
l
l
l
l
l
l
l
l
l
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
LT1963A Series
1.477
1.447
1.773
1.737
2.462
2.412
3.250
3.200
1.192
1.174
MIN
0.25
1.500
1.500
1.800
1.800
2.500
2.500
3.300
3.300
1.210
1.210
0.02
0.10
0.19
0.34
0.90
0.75
0.01
0.01
TYP
1.9
2.1
2.0
2.5
3.0
3.5
1.5
2.5
1.0
1.1
3.8
15
80
40
2
2
3
2
3
3
1.523
1.545
1.827
1.854
2.538
2.575
3.350
3.400
1.228
1.246
MAX
0.06
0.10
0.17
0.22
0.27
0.35
0.45
0.55
120
2.5
1.5
1.6
5.5
10
10
18
10
20
15
30
20
35
15
25
10
30
6
7
5
9
8
2
1
1
µV
UNITS
1963afe
5
RMS
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
mA
µA
µA
µA
µA
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V