LT1374IR-5#PBF Linear Technology, LT1374IR-5#PBF Datasheet - Page 16

• Manufacturer Part Number: LT1374IR-5#PBF
• Description: IC SW REG 4.5A 5V STEP-DWN 7-DD
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LT1374IR-5#PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 4.5A
• Frequency - Switching: 500kHz
• Voltage - Input: 5 ~ 25 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (7 leads + tab)
• Primary Input Voltage: 15V
• No. Of Outputs: 1
• Output Voltage: 5V
• Output Current: 4.5A
• No. Of Pins: 7
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 1 - Unlimited
• Supply Voltage Range: 5V To 25V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LT1374
U
U
W
U
APPLICATIONS
INFORMATION
CONNECT TO
MINIMIZE LT1374, C3, D1 LOOP
GROUND PLANE
V
C3
D1
C5
GND
C6
IN
V
OUT
1
TAKE OUTPUT
GND
L1
DIRECTLY FROM
U1
END OF OUTPUT
CAPACITOR
C1
R3
D2
CONNECT TO
PLACE FEEDTHROUGHS
GROUND PLANE
AROUND GND PIN FOR GOOD
THERMAL CONDUCTIVITY
C4
R2
KELVIN SENSE
KEEP FB AND V
COMPONENTS
C
V
OUT
AWAY FROM HIGH FREQUENCY,
13745 F05a
HIGH CURRENT COMPONENTS
Figure 5a. Suggested Layout (Topside Only Shown) SO-8
1374fd
16