LT1764ET Linear Technology, LT1764ET Datasheet - Page 3

• Manufacturer Part Number: LT1764ET
• Description: IC REG LDO ADJ 3A LDO LN TO220-5
• Manufacturer: Linear Technology

Specifications of LT1764ET

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.21 ~ 20 V
• Voltage - Input: 2.7 ~ 20 V
• Voltage - Dropout (typical): 0.34V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Current - Limit (min): 3.1A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-5 (Bent and Staggered Leads)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ELECTRICAL CHARACTERISTICS
The
PARAMETER
Minimum Input Voltage
(Notes 3, 11)
Regulated Output Voltage
(Note 4)
ADJ Pin Voltage
(Notes 3, 4)
Load Regulation
Dropout Voltage
V
(Notes 5, 6, 11)
Line Regulation
IN
= V
●
OUT(NOMINAL)
denotes specifications which apply over the full operating temperature range, otherwise specifications are T
CONDITIONS
I
I
I
I
LT1764-1.5 V
LT1764-1.8 V
LT1764-2.5 V
LT1764-3.3 V
LT1764
LT1764-1.5
LT1764-1.8
LT1764-2.5
LT1764-3.3
LT1764 (Note 3) ∆V
LT1764-1.5
LT1764-1.8
LT1764-2.5
LT1764-3.3
LT1764 (Note 3) V
I
I
I
I
I
I
I
I
I
I
I
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 0.5A
= 1.5A
= 2.7A, 110°C < T
= 3A, – 40°C ≤ T
= 1mA
= 1mA
= 100mA
= 100mA
= 500mA
= 500mA
= 1.5A
= 1.5A
= 2.7A, 110°C < T
= 3A
= 3A, – 40°C ≤ T
2.7V < V
2.7V < V
2.8V < V
2.8V < V
3.5V < V
3.5V < V
4.3V < V
4.3V < V
V
2.7V < V
2.7V < V
IN
IN
IN
IN
IN
= 2.21V, I
= 2.3V, I
= 3V, I
= 3.8V, I
= 2.21V, I
∆V
∆V
∆V
∆V
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
IN
IN
IN
IN
IN
J
J
= 2.7V, ∆I
= 2.7V, ∆I
= 2.7V, ∆I
= 2.8V, ∆I
= 2.8V, ∆I
= 2.8V, ∆I
= 3.5V, ∆I
= 3.5V, ∆I
= 3.5V, ∆I
= 4.3V, ∆I
= 4.3V, ∆I
= 4.3V, ∆I
= 2.7V, ∆I
= 2.7V, ∆I
= 2.7V, ∆I
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
J
≤ 110°C
J
≤ 110°C
= 2.21V to 20V, I
= 2.3V to 20V, I
= 3V to 20V, I
= 3.8V to 20V, I
= 2.21V to 20V, I
LOAD
≤ 125°C
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
< 20V, 1mA < I
≤ 125°C
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
= 1mA
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
= 1mA to 3A
= 1mA to 3A, – 40°C ≤ T
= 1mA to 2.7A, 110°C < T
= 1mA to 3A
= 1mA to 3A, – 40°C ≤ T
= 1mA to 2.7A, 110°C < T
= 1mA to 3A
= 1mA to 3A, – 40°C ≤ T
= 1mA to 2.7A, 110°C < T
= 1mA to 3A
= 1mA to 3A, – 40°C ≤ T
= 1mA to 2.7A, 110°C < T
= 1mA to 3A
= 1mA to 3A, – 40°C ≤ T
= 1mA to 2.7A, 110°C < T
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
LOAD
= 1mA
= 1mA
= 1mA
< 3A, – 40°C ≤ T
< 2.7A, 110°C < T
< 3A, – 40°C ≤ T
< 2.7A, 110°C < T
< 3A, – 40°C ≤ T
< 2.7A, 110°C < T
< 3A, – 40°C ≤ T
< 2.7A, 110°C < T
< 3A, – 40°C ≤ T
< 2.7A, 110°C < T
= 1mA
= 1mA
J
J
J
J
J
J
J
J
J
J
J
J
J
J
J
≤ 110°C
≤ 110°C
≤ 110°C
≤ 110°C
≤ 110°C
J
J
J
J
J
≤ 110°C
≤ 110°C
≤ 110°C
≤ 110°C
≤ 110°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
≤ 125°C
●
●
●
●
●
●
●
●
●
1.477
1.447
1.447
1.773
1.737
1.737
2.462
2.412
2.412
3.250
3.183
3.183
1.192
1.168
1.168
MIN
LT1764 Series
1.500
1.500
1.500
1.800
1.800
1.800
2.500
2.500
2.500
3.300
3.300
3.300
1.210
1.210
1.210
0.02
0.07
0.14
0.25
0.34
TYP
1.7
1.9
2.3
2.3
2.5
4.5
3
4
2
3
4
4
4
2
A
= 25°C. (Note 2)
1.523
1.545
1.545
1.827
1.854
1.854
2.538
2.575
2.575
3.350
3.400
3.400
1.228
1.246
1.246
MAX
0.05
0.10
0.13
0.18
0.20
0.27
0.33
0.40
0.66
0.45
0.66
2.7
2.7
10
10
10
10
10
23
23
25
25
10
30
30
12
40
40
20
20
7
8
5
UNITS
1764fb
3
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
mV
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V