LT1963EQ#PBF Linear Technology, LT1963EQ#PBF Datasheet - Page 9

• Manufacturer Part Number: LT1963EQ#PBF
• Description: IC REG LDO ADJ-VOLT 1.5A 5-DD
• Manufacturer: Linear Technology

Specifications of LT1963EQ#PBF

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.21 ~ 20 V
• Voltage - Input: 2.1 ~ 20 V
• 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: TO-263-5, D²Pak (5 leads + Tab), TO-263BA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL PERFOR A CE CHARACTERISTICS
3.0
2.5
2.0
1.5
1.0
0.5
0
–50
LT1963 Minimum Input Voltage
–25
I
L
0
I
= 1.5A
L
TEMPERATURE (°C)
= 100mA
–100
200
150
100
–50
50
45
40
35
30
25
20
15
10
0.6
0.4
0.2
0.0001
50
5
0
25
0
0
RMS Output Noise vs Load
Current (10Hz to 100kHz)
LT1963-3.3 Transient Response
0
C
V
C
C
IN
IN
OUT
OUT
50
2
= 4.3V
= 3.3µF TANTALUM
= 10µF
0.001
= 10µF TANTALUM
4
75
I
L
LOAD CURRENT (A)
6
= 500mA
W
0.01
100
8
TIME (µs)
1963 G33
LT1963
10 12 14 16 18 20
U
125
LT1963-1.8
LT1963-1.5
LT1963-2.5
LT1963-3.3
0.1
1
– 20
–10
–15
– 5
10
5
0
–50
1063 G36
1963 G38
Load Regulation
V
V
∆I
10
IN
IN
(LT1963-1.5/-1.8/-2.5/-3.3)
L
–25
= V
= 2.7V (LT1963)
= 1mA TO 1.5A
OUT(NOMINAL)
0
TEMPERATURE (°C)
25
LT1963-2.5
100µV/DIV
+1V
LT1963-1.5
50
V
OUT
LT1963-3.3
75
LT1963-1.8
LT1963-3.3 10Hz to 100kHz Output Noise
C
I
LOAD
OUT
100
LT1963
= 10µF
= 1.5A
1963 G34
–100
–150
150
100
–50
1.5
1.0
0.5
50
125
0
0
LT1963-3.3 Transient Response
0
50 100 150
0.01
1.0
0.1
10
1ms/DIV
Output Noise Spectral Density
200
C
I
LT1963-3.3
L
OUT
TIME (µs)
=1.5A
V
C
C
+10 × 1µF CERAMIC
LT1963-1.8
IN
IN
OUT
250 300 350 400 450 500
= 10µF
= 4.3V
= 33µF TANTALUM
100
= 100µF TANTALUM
LT1963 Series
FREQUENCY (Hz)
LT1963-1.5
1k
LT1963-2.5
1963 G39
1963 G37
10k
LT1963
1963 G35
100k
1963fc
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