LT1764AEQ-3.3#PBF Linear Technology, LT1764AEQ-3.3#PBF Datasheet - Page 20

• Manufacturer Part Number: LT1764AEQ-3.3#PBF
• Description: IC LDO LOW NOISE 3A 3.3V DDPAK-5
• Manufacturer: Linear Technology

Specifications of LT1764AEQ-3.3#PBF

• 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
• Primary Input Voltage: 20V
• Output Voltage Fixed: 3.3V
• Dropout Voltage Vdo: 340mV
• No. Of Pins: 5
• Output Current: 3A
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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OPTI-LOOP is a registered trademark of Linear Technology Corporation. UltraFast and ThinSOT are trademarks of Linear Technology Corporation.
LT1764A Series
TYPICAL APPLICATIO
20
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
125mA Low Dropout Regulator with 20µA I
150mA Micropower Low Dropout Regulator
700mA Micropower Low Dropout Regulator
500mA Negative Low Dropout Micropower Regulator
4.5A, 500kHz Step-Down Converter
300mA Low Dropout Micropower Regulator with Shutdown
3A Low Dropout Regulator with 50µA I
UltraFast
UltraFast Transient Response Low Dropout Regulator
Synchronous Step-Down Converter
100mA, Low Noise, Low Dropout Micropower Regulators in SOT-23
150mA, Low Noise, LDO Micropower Regulators
500mA, Low Noise, LDO Micropower Regulators
300mA, Low Noise, LDO Micropower Regulator
1.5A, Low Noise, Fast Transient Response LDO
200mA, Low Noise, Negative LDO Micropower Regulator
●
FAX: [phone]
TM
V
IN
Transient Response Low Dropout Regulator
> 3.7V
U
+
Paralleling of Regulators for Higher Output Current
SHDN
●
C1
100µF
www.linear.com
0.01Ω
Q
R2
2.2k
R3
0.01Ω
R1
Q
2.2k
R4
3
2
–
+
1/2 LT1366
8
4
IN
SHDN
IN
SHDN
LT1764A-3.3
0.01µF
LT1764A
C3
GND
GND
1
COMMENTS
Includes 2.5V Reference and Comparator
30µA I
50µA Quiescent Current
45µA I
4.5A, 0.07Ω Internal Switch, SO-8 Package
15µA I
500mV Dropout Voltage
Drives External PNP
Drives External N-Channel MOSFET
High Efficiency, OPTI-LOOP
20µA Quiescent Current, 20µV
25µA Quiescent Current, 20µV
30µA Quiescent Current, 20µV
20µV
40µV
30µV
OUT
OUT
ADJ
1764 TA05
FB
RMS
RMS
RMS
R5
1k
Q
Q
Q
, SOT-223 Package
, 0.26V Dropout Voltage, SOT-223 Package
, Reverse Battery Protection
Noise, MSOP Package
Noise, SOT-223 Package
Noise, ThinSOT Package
R6
6.65k
R7
4.12k
+
C2
22µF
© LINEAR TECHNOLOGY CORPORATION 2002
®
3.3V
6A
Compensation
RMS
RMS
RMS
LT 0706 REV B • PRINTED IN USA
Noise, ThinSOT
Noise, MSOP Package
Noise, SO-8 Package
TM
Package
1764afb