LT1764EQ-3.3 Linear Technology, LT1764EQ-3.3 Datasheet - Page 8
![IC REG LDO 3.3V 3A LN DDPAK-5](/photos/7/55/75544/161-5-dd_sml.jpg)
LT1764EQ-3.3
Manufacturer Part Number
LT1764EQ-3.3
Description
IC REG LDO 3.3V 3A LN DDPAK-5
Manufacturer
Linear Technology
Datasheet
1.LT1764EQ-2.5.pdf
(20 pages)
Specifications of LT1764EQ-3.3
Regulator Topology
Positive Fixed
Voltage - Output
3.3V
Voltage - Input
Up to 20V
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
Surface Mount
Package / Case
TO-263-5, D²Pak (5 leads + Tab), TO-263BA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LT1764EQ-3.3
Manufacturer:
LT
Quantity:
5 510
Company:
Part Number:
LT1764EQ-3.3
Manufacturer:
MURATA
Quantity:
5 510
Part Number:
LT1764EQ-3.3
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Company:
Part Number:
LT1764EQ-3.3#PBF
Manufacturer:
NS
Quantity:
718
TYPICAL PERFOR A CE CHARACTERISTICS
LT1764 Series
8
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
75
70
65
60
55
50
0
6
5
3
2
0
4
1
–50
–50
–50 –25
Current Limit
Reverse Output Current
Ripple Rejection
V
V
V
V
V
IN
OUT
OUT
OUT
OUT
–25
= 0V
–25
= 1.21V (LT1764)
= 1.8V (LT1764-1.8)
= 2.5V (LT1764-2.5)
= 3.3V (LT1764-3.3)
0
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE (°C)
W
LT1764-1.8/-2.5/-3.3
25
25
25
LT1764
U
I
V
+ 0.5V
AT f = 120Hz
50
L
50
50
IN
= 1.5A
= V
P-P
OUT(NOM)
75
75
75
RIPPLE
V
V
IN
OUT
100
100
100
= 7V
1764 G28
1764 G30
+ 1V
1764 G32
= 0V
125
125
125
3.0
2.5
1.0
2.0
1.5
0.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
80
70
60
50
40
30
20
10
0
0
0
–50
10
0
Reverse Output Current
Ripple Rejection
LT1764 Minimum Input Voltage
I
V
LT1764-3.3
L
LT1764-2.5
IN
LT1764-1.8
= 1.5A
–25
1
= V
+ 50mV
100
OUT(NOM)
LT1764
2
I
L
OUTPUT VOLTAGE (V)
0
= 500mA
TEMPERATURE (°C)
3
RMS
FREQUENCY (Hz)
+ 1V
1k
4
25
RIPPLE
5
(LT1764-1.8/-2.5/-3.3)
V
50
OUT
10k
6
INTO OUTPUT PIN
CURRENT FLOWS
C
= V
TANTALUM
C
OUT
TANTALUM +
I
75
7
OUT
L
ADJ
CERAMIC
10 × 1µF
I
I
= 100mA
V
L
L
= 10µF
100k
OUT
T
= 3A
= 1.5A
= 100µF
(LT1764)
8
V
J
100
IN
= 25°C
= V
1764 G33
1764 G31
= 0V
1764 G29
9
FB
125
1M
10
1764fb