IR3856MTRPBF International Rectifier, IR3856MTRPBF Datasheet - Page 25

• Manufacturer Part Number: IR3856MTRPBF
• Description: IC BUCK SYNC ADJ 6A 17PQFN
• Manufacturer: International Rectifier
• Series: SupIRBuck™r
• Type: Step-Down (Buck)r

Specifications of IR3856MTRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.7 ~ 18.9 V
• Current - Output: 6A
• Frequency - Switching: 250kHz ~ 1.5MHz
• Voltage - Input: 1.5 ~ 21 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 17-PowerVQFN
• Power - Output: 1.11W
• Primary Input Voltage: 21V
• No. Of Outputs: 1
• Output Voltage: 18.9V
• Output Current: 6A
• No. Of Pins: 17
• Operating Temperature Range: -40°C To +125°C
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Leaded Process Compatible: Yes
• Part Status: Preferred
• Package: PQFN / 4 x 5
• Circuit: Single Output
• Iout (a): 6
• Switch Freq (khz): 250 - 1500
• Input Range (v): 1.5 - 21
• Output Range (v): 0.7 - 0.9*Vin
• Ocp Otp Uvlo Pre-bias Soft Start And: PGOOD + EN + SEQ + OVP + SYNC
• Design Tool: Yes
• Server Storage: Yes
• Routers Switches: Yes
• Base Station Telecom: Yes
• Digital Home Media: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Part Reference
Cin
Lo
Co
R1
R2
R
R
R
C
R3
C3
C4
R8 R7
R9 R5
R10
C7
C
U1
Rev2.0
Application Diagram:
t
ocset
PG
ss
Vcc
C6
C
PVcc
Fig. 17. Application circuit diagram for a 12V to 1.8 V, 6A Point Of Load Converter
Quantity Value
Suggested Bill of Materials for the application circuit:
1
3
1
1
4
1
1
1
1
1
2
1
1
1
2
2
1
1
2
1
330uF
10uF
0.1uF
1.0uH
22uF
49.9k
7.5k
23.7k
2.55k
10k
0.1uF
1.65k
270pF
10nF
4.02k
2.55k
130
2200pF
1.0uF
IR3856
Description
SMD Elecrolytic, Fsize, 25V, 20%
1206, 16V, X5R, 20%
0603, 25V, X7R, 10%
6.9x6.5x5mm, 20%, 4.7mOhm
0805, 6.3V, X5R, 20%
Thick Film, 0603,1/10 W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
0603, 25V, X7R, 10%
Thick Film, 0603,1/10W,1%
50V, 0603, NPO, 5%
0603, 50V, X7R, 10%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
Thick Film, 0603,1/10W,1%
0603, 50V, X7R, 10%
0603, 16V, X5R, 20%
SupIRBuck, 6A, PQFN 4x5mm
Manufacturer
Panasonic
TDK
Panasonic
TDK
Panasonic
Rohm
Rohm
Rohm
Rohm
Rohm
Panasonic
Rohm
Panasonic
Panasonic
Rohm
Rohm
Rohm
Panasonic
Panasonic
International Rectifier IR3856MPbF
IR3856MPbF
Part Number
EEV-FK1E331P
C3216X5R1E106M
ECJ-1VB1E104K
SPM6550T-1R0M100A
ECJ-2FB0J226ML
MCR03EZPFX4992
MCR03EZPFX7501
MCR03EZPFX2372
MCR03EZPFX2551
MCR03EZPFX1002
ECJ-1VB1E104K
MCR03EZPFX1651
ECJ-1VC1H271J
ECJ-1VB1H103K
MCR03EZPFX4021
MCR03EZPFX2551
ERJ-3EKF1300V
ECJ-1VB1H222K
ECJ-BVB1C105M
PD-97528
25