LT1580CT#PBF Linear Technology, LT1580CT#PBF Datasheet - Page 16

• Manufacturer Part Number: LT1580CT#PBF
• Description: IC LDO REGULATOR 7A ADJ TO220-5
• Manufacturer: Linear Technology

Specifications of LT1580CT#PBF

• Applications: Converter, Intel Pentium®
• Voltage - Input: 1.79 ~ 6 V
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 4.65 V
• Operating Temperature: 0°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

RELATED PARTS
LT1580/LT1580-2.5
TYPICAL
PART NUMBER
LTC
LTC1267
LTC1430
LT1584
LT1585
LT1587
16
®
1266
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
APPLICATION
5V
*RESISTORS ARE IMPLEMENTED AS COPPER TRACES ON PCB
IF 1 OZ COPPER, TRACE WIDTHS ARE 0.05 INCH
IF 2 OZ COPPER, TRACE WIDTHS ARE 0.025 INCH
R13 IS 0.83 INCHES LONG, R12 IS 1.24 INCHES LONG
+
0.0075 *
0.005 *
C9
220 F
10V
DESCRIPTION
Synchronous Switching Controller
Dual High Efficiency Synchronous Switching Regulator
High Power Synchronous Step-Down Switching Regulator
7A Low Dropout Fast Transient Response Regulator
4.6A Low Dropout Fast Transient Response Regulator
3A Low Dropout Fast Transient Response Regulator
R13
R12
R10
10k
+
R1
10k
12V
C2
220 F
10V
Dual Regulators Power Pentium Processor or Upgrade CPU
U
22 F
C11
35V
+
–
LT1006
0.33 F
+
12V
C5
4
5
0.01 F
C6
V
V
89.8
CONTROL
POWER
0.5%
C8
0.1 F
R6
LT1580
ADJ
2
SENSE
R7
107
0.25%
1N4148
V
+
OUT
D1
ZVN4206
C1
220 F
10V
1
3
E3
0
1
1N4148
Q1
0.35%
107
470
D2
R2
R8
CPU TYPE
P55C
P54C
C10
1 F
R14, 2
V
IN
LT1587
ADJ
5V
2N3904
V
R5
10k
OUT
R4
178
1%
Q2
COMMENTS
>90% Efficient High Current Microprocessor Supply
>90% Efficiency with Fixed 5V, 3.3V or Adjustable Outputs
>90% Efficient High Current Microprocessor Supply
For High Performance Microprocessors
For High Performance Microprocessors
For High Performance Microprocessors
+
158025fas, sn158025 LT/GP 0598 2K REV A • PRINTED IN USA
R3
110
1%
R9
10k
C7
330 F
6.3V
C4
0.33 F
2N7002
Q3
+
5V
Q3
2N7002
R11
10k
LINEAR TECHNOLOGY CORPORATION 1995
C3
220 F
10V
CORE
SUPPLY
3.5V/2.5V
E3
TO CPU
VOLTAGE
SELECT PIN
1580 TA04
I/O
SUPPLY
3.5V/3.3V