LT1963EST LINEAR [Linear Integrated Systems], LT1963EST Datasheet - Page 8
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LT1963EST
Manufacturer Part Number
LT1963EST
Description
1.5A, Low Noise, Fast Transient Response LDO Regulators
Manufacturer
LINEAR [Linear Integrated Systems]
Datasheet
1.LT1963EST.pdf
(16 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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Part Number:
LT1963EST
Manufacturer:
LT
Quantity:
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Part Number:
LT1963EST-1.5
Manufacturer:
LINEAR
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Part Number:
LT1963EST-1.8
Manufacturer:
LT/凌特
Quantity:
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Part Number:
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Part Number:
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LT
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Company:
Part Number:
LT1963EST-3.3
Manufacturer:
Linear Technology
Quantity:
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Company:
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Quantity:
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LT1963 Series
TYPICAL PERFOR A CE CHARACTERISTICS
8
3.0
2.5
2.0
1.5
1.0
0.5
0
–50
LT1963 Minimum Input Voltage
–25
I
L
–100
I
0
200
150
100
–50
= 1.5A
L
TEMPERATURE ( C)
50
45
40
35
30
25
20
15
10
0.6
0.4
0.2
0.0001
50
5
0
= 100mA
0
0
0
RMS Output Noise vs Load
Current (10Hz to 100kHz)
LT1963-3.3 Transient Response
V
C
C
C
25
IN
IN
OUT
OUT
2
= 4.3V
= 3.3 F TANTALUM
= 10 F TANTALUM
= 10 F
0.001
50
4
LOAD CURRENT (A)
6
75
I
L
0.01
W
= 500mA
8
TIME ( s)
100
LT1963
LT1963-1.8
10 12 14 16 18 20
1963 G33
LT1963-2.5
U
LT1963-3.3
0.1
125
1
– 20
–10
–15
1063 G36
1963 G38
– 5
10
5
0
–50
10
Load Regulation
V
V
IN
IN
I
(LT1963-1.8/-2.5/-3.3)
L
–25
= V
= 2.7V (LT1963)
= 1mA TO 1.5A
OUT(NOMINAL)
0
TEMPERATURE ( C)
25
100 V/DIV
LT1963-2.5
+1V
V
50
OUT
LT1963-3.3
LT1963-3.3 10Hz to 100kHz Output Noise
LT1963
C
I
LOAD
75
OUT
LT1963-1.8
= 10 F
= 1.5A
–100
–150
100
150
100
–50
1.5
1.0
0.5
50
1963 G34
0
0
0
LT1963-3.3 Transient Response
125
50 100 150
0.01
0.1
1.0
1ms/DIV
200
10
TIME ( s)
Output Noise Spectral Density
V
C
C
+10 1 F CERAMIC
C
I
LT1963-3.3
L
IN
IN
OUT
250 300 350 400 450 500
OUT
=1.5A
= 4.3V
= 33 F TANTALUM
LT1963-1.8
= 100 F TANTALUM
= 10 F
100
FREQUENCY (Hz)
1k
1963 G39
LT1963-2.5
1963 G37
10k
LT1963
1963 G35
100k
1963fa