IR3476MTRPBF International Rectifier, IR3476MTRPBF Datasheet - Page 18
IR3476MTRPBF
Manufacturer Part Number
IR3476MTRPBF
Description
IC BUCK SYNC ADJ 12A PQFN
Manufacturer
International Rectifier
Series
SupIRBuck™r
Type
Step-Down (Buck), PWM - Current Moder
Datasheet
1.IR3476MTRPBF.pdf
(21 pages)
Specifications of IR3476MTRPBF
Internal Switch(s)
Yes
Synchronous Rectifier
Yes
Number Of Outputs
1
Voltage - Output
0.5 V ~ 12 V
Current - Output
12A
Frequency - Switching
Up to 750kHz
Voltage - Input
3 V ~ 27 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
*
Package / Case
*
Primary Input Voltage
27V
No. Of Outputs
1
Output Voltage
12V
Output Current
12A
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 / 5 x 6
Circuit
Single Output
Iout (a)
12
Switch Freq (khz)
0 - 750
Input Range (v)
3.0 - 27
Output Range (v)
0.5 - 12
Ocp Otp Uvlo Pre-bias Soft Start And
Constant On-Time + PGOOD + EN + Temp Comp OCP
Digital Home Media
Yes
Mobile Computing
Yes
Industrial 24v Input
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
PCB METAL AND COMPONENT PLACEMENT
* Contact International Rectifier to receive an electronic PCB Library file in your preferred format
Lead lands (the 13 IC pins) width should be equal
Lead land length should be equal to maximum
to nominal part lead width. The minimum lead to
lead spacing should be ≥ 0.2mm to minimize
shorting.
part lead length + 0.3 mm outboard extension.
The outboard extension ensures a large toe fillet
that can be easily inspected.
18
February 16, 2011 | ADVANCED DATASHEET | V1.8 | PD97603
Figure 31: Metal and Component Placement
12A Highly Integrated SupIRBuck
Pad lands (the 4 big pads) length and width
should be equal to maximum part pad length and
width. However, the minimum metal to metal
spacing should be no less than; 0.17mm for 2 oz.
Copper or no less than 0.1mm for 1 oz. Copper or
no less than 0.23mm for 3 oz. Copper.
TM
IR3476