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LT1963 Datasheet(PDF) 3 Page - Linear Technology

Part No. LT1963
Description  1.5A, Low Noise, Fast Transient Response LDO Regulators
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Maker  LINER [Linear Technology]
Homepage  http://www.linear.com
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LT1963 Datasheet(HTML) 3 Page - Linear Technology

 
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3
LT1963 Series
1963fc
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Minimum Input Voltage (Notes 4,12)
ILOAD = 0.5A
1.9
V
ILOAD = 1.5A
2.5V < VIN < 20V, 1mA < ILOAD < 1.5A
2.1
2.5
V
Regulated Output Voltage (Note 5)
LT1963-1.5
VIN = 2.21V, ILOAD = 1mA
1.477
1.500
1.523
V
2.5V < VIN < 20V, 1mA < ILOAD < 1.5A
1.447
1.500
1.545
V
LT1963-1.8
VIN = 2.3V, ILOAD = 1mA
1.773
1.800
1.827
V
2.8V < VIN < 20V, 1mA < ILOAD < 1.5A
1.737
1.800
1.854
V
LT1963-2.5
VIN = 3V, ILOAD = 1mA
2.462
2.500
2.538
V
3.5V < VIN < 20V, 1mA < ILOAD < 1.5A
2.412
2.500
2.575
V
LT1963-3.3
VIN = 3.8V, ILOAD = 1mA
3.250
3.300
3.350
V
4.3V < VIN < 20V, 1mA < ILOAD < 1.5A
3.200
3.300
3.400
V
ADJ Pin Voltage
LT1963
VIN = 2.21V, ILOAD = 1mA
1.192
1.210
1.228
V
(Notes 4, 5)
2.5V < VIN < 20V, 1mA < ILOAD < 1.5A
1.174
1.210
1.246
V
Line Regulation
LT1963-1.5
∆VIN = 2.21V to 20V, ILOAD = 1mA
2.0
10
mV
LT1963-1.8
∆VIN = 2.3V to 20V, ILOAD = 1mA
2.5
10
mV
LT1963-2.5
∆VIN = 3V to 20V, ILOAD = 1mA
3.0
10
mV
LT1963-3.3
∆VIN = 3.8V to 20V, ILOAD = 1mA
3.5
10
mV
LT1963 (Note 4)
∆VIN = 2.21V to 20V, ILOAD = 1mA
1.5
10
mV
Load Regulation
LT1963-1.5
VIN = 2.5V, ∆ILOAD = 1mA to 1.5A
2
9
mV
VIN = 2.5V, ∆ILOAD = 1mA to 1.5A
18
mV
LT1963-1.8
VIN = 2.8V, ∆ILOAD = 1mA to 1.5A
2
10
mV
VIN = 2.8V, ∆ILOAD = 1mA to 1.5A
20
mV
LT1963-2.5
VIN = 3.5V, ∆ILOAD = 1mA to 1.5A
2.5
15
mV
VIN = 3.5V, ∆ILOAD = 1mA to 1.5A
30
mV
LT1963-3.3
VIN = 4.3V, ∆ILOAD = 1mA to 1.5A
3
20
mV
VIN = 4.3V, ∆ILOAD = 1mA to 1.5A
35
mV
LT1963 (Note 4) VIN = 2.5V, ∆ILOAD = 1mA to 1.5A
2
8
mV
VIN = 2.5V, ∆ILOAD = 1mA to 1.5A
15
mV
Dropout Voltage
ILOAD = 1mA
0.02
0.06
V
VIN = VOUT(NOMINAL)
ILOAD = 1mA
0.10
V
(Notes 6, 7, 12)
ILOAD = 100mA
0.10
0.17
V
ILOAD = 100mA
0.22
V
ILOAD = 500mA
0.19
0.27
V
ILOAD = 500mA
0.35
V
ILOAD = 1.5A
0.34
0.45
V
ILOAD = 1.5A
0.55
V
GND Pin Current
ILOAD = 0mA
1.0
1.5
mA
VIN = VOUT(NOMINAL) + 1V
ILOAD = 1mA
1.1
1.6
mA
(Notes 6, 8)
ILOAD = 100mA
3.8
5.5
mA
ILOAD = 500mA
15
25
mA
ILOAD = 1.5A
80
120
mA
Output Voltage Noise
COUT = 10µF, ILOAD = 1.5A, BW = 10Hz to 100kHz
40
µVRMS
ADJ Pin Bias Current
(Notes 4, 9)
3
10
µA
Shutdown Threshold
VOUT = Off to On
0.90
2
V
VOUT = On to Off
0.25
0.75
V
SHDN Pin Current
VSHDN = 0V
0.01
1
µA
(Note 10)
VSHDN = 20V
3
30
µA
Quiescent Current in Shutdown
VIN = 6V, VSHDN = 0V
0.01
1
µA
Ripple Rejection
VIN – VOUT = 1.5V (Avg), VRIPPLE = 0.5VP-P,55
63
dB
fRIPPLE = 120Hz, ILOAD = 0.75A
The
denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. (Note 3)
ELECTRICAL CHARACTERISTICS


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