IR3843WMTR1PBF International Rectifier, IR3843WMTR1PBF Datasheet - Page 24

• Manufacturer Part Number: IR3843WMTR1PBF
• Description: IC REG SYNC BUCK 2A 15-QFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3843WMTR1PBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 14.4 V
• Current - Output: 2A
• Frequency - Switching: 225kHz ~ 1.65MHz
• Voltage - Input: 1.5 ~ 16 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 15-PowerVQFN
• Power - Output: 394mW
• Primary Input Voltage: 16V
• No. Of Outputs: 1
• Output Voltage: 14.4V
• Output Current: 2A
• No. Of Pins: 15
• Operating Temperature Range: -40°C To +125°C
• Output Voltage Adjustable Max, Vout: 14.4V
• Rohs Compliant: Yes
• Part Status: Preferred
• Package: PQFN / 5 x 6
• Circuit: Single Output
• Iout (a): 2
• Switch Freq (khz): 250 - 1500
• Input Range (v): 1.5 - 16
• Output Range (v): 0.7 - 0.9*Vin
• Ocp Otp Uvlo Pre-bias Soft Start And: PGOOD + EN + SEQ + OVD
• Design Tool: Yes
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: IR3843WMTR1PBFTR

Part Reference
Cin
C
Lo
Co
R1
R2
R
R
R
C
R3
C3
C4
R8
R9
R10
C7
U1
Rev 10.0
Vcc
t
OCSet
PG
ss
Application Diagram:
Fig. 16. Application circuit diagram for a 12V to 1.8 V, 2 A Point Of Load Converter
Suggested Bill of Materials for the application circuit:
Quantity
1 330uF
1 10uF
1 1uF
1 3.3uH
2 22uF
1 49.9k
1 7.5k
1 23.7k
1 1.54K
1 10K
1 0.1uF
1 2.74k
1 180pF
1 8200pF
1 4.99k
1 3.16k
1 158
1 2200pF
1 IR3843W
Value
Description
SMD Elecrolytic, Fsize, 25V, 20%
1206, 25V, X5R, 20%
3.3uH,8A,20%,6.5MMx7MM
0805, 6.3V, X5R, 20%
49.9K,0603,1/10 W,1%
7.5K,0603,1/10W,1%
Thick Film, 0603,1/10W,1%
0603,1/10 W,1%
0603, 25V, X7R, 10%
0603,1/10W,1%
50V, 0603, NP0, 5%
0603, 50V, X7R, 10%
0603,1/10W,1%
0603,1/10W,1%
0603,1/10W,1%
0603, 50V, X7R, 10%
SupIRBuck PQFN 5x6mm
1uF, 10V, X5R,0805
0603,1/10 W,1%
Manufacturer
Panasonic
TDK
Panasonic
Vishay/Dale
Panasonic
Rohm
Rohm
Rohm
Rohm
Rohm
Panasonic - ECG
Rohm
Murata
Panasonic - ECG
Rohm
Rohm
Panasonic
Panasonic - ECG
International Rectifier
IR3843WMPbF
Part Number
EEV-FK1E331P
C3216X5R1E106M
ECJ-2FB1C105K
IHLP2525EZ-01 3.3uH
ECJ-2FB0J226M
MCR03EZPFX4992
MCR03EZPFX7501
MCR03EZPFX2372
MCR03EZPFX1541
MCR03EZPFX1002
ECJ-1VB1E104K
MCR03EZPFX2741
GRM1885C1H181JA01D
ECJ-1VB1H822K
MCR03EZPFX4991
MCR03EZPFX3161
ERJ-3EKF1580V
ECJ-1VB1H222K
IR3843WMPbF
PD-97507
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