LT1963EQ Linear Technology, LT1963EQ Datasheet - Page 3

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

Specifications of LT1963EQ

• 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: Contains lead / RoHS non-compliant
• Other names: Q1166293

The
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
Ripple Rejection
ELECTRICAL CHARACTERISTICS
IN
IN
= V
= V
●
OUT(NOMINAL)
OUT(NOMINAL)
denotes specifications which apply over the full operating temperature range, otherwise specifications are T
+ 1V
CONDITIONS
I
I
LT1963-1.5
LT1963-1.8
LT1963-2.5
LT1963-3.3
LT1963
LT1963-1.5
LT1963-1.8
LT1963-2.5
LT1963-3.3
LT1963 (Note 4) ∆V
LT1963-1.5
LT1963-1.8
LT1963-2.5
LT1963-3.3
LT1963 (Note 4) V
I
I
I
I
I
I
I
I
I
I
I
I
I
C
(Notes 4, 9)
V
V
V
V
V
V
f
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
RIPPLE
OUT
OUT
OUT
SHDN
SHDN
IN
IN
= 6V, V
– 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
OUT
= 120Hz, I
SHDN
= 1.5V (Avg), V
LOAD
= 0V
LOAD
2.5V < 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
V
V
V
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
= 1.5A, BW = 10Hz to 100kHz
IN
IN
IN
IN
IN
= 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
= 0.75A
= 2.21V to 20V, I
= 2.3V to 20V, I
= 3V to 20V, I
= 3.8V to 20V, I
= 2.21V to 20V, I
IN
IN
IN
IN
IN
IN
RIPPLE
LOAD
< 20V, 1mA < I
< 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
= 0.5V
= 1mA
= 1mA
= 1mA
= 1mA
LOAD
= 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
P-P
LOAD
LOAD
= 1mA
,
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
= 1mA
= 1mA
< 1.5A
< 1.5A
< 1.5A
< 1.5A
< 1.5A
< 1.5A
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
1.477
1.447
1.773
1.737
2.462
2.412
3.250
3.200
1.192
1.174
0.25
MIN
55
LT1963 Series
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
63
2
2
3
2
3
3
A
= 25°C. (Note 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
10
10
10
18
10
20
15
30
20
35
15
25
10
30
9
8
2
1
1
µV
UNITS
1963fc
3
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
dB
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V