IR3541MPBF International Rectifier, IR3541MPBF Datasheet - Page 2

• Manufacturer Part Number: IR3541MPBF
• Description: Dual Loop, 4+1 multiphase VR12/AMD PWM controller for high efficiency, highly accurate VR solutions
• Manufacturer: International Rectifier

Specifications of IR3541MPBF

• Controller: CPU
• Overclocking: Yes
• Auto-psi/dpc: Yes
• Vgd: Yes
• Voltage Outputs (#): 2
• Phases (#): 5
• Typical Configuration: 4 + 1 Multiphase
• I2c: Yes
• Smbus: Yes
• Pmbus: Yes
• Package: QFN 6 x 6

ORDERING INFORMATION
IR3541M
CHL8325
Figure 2: IR3541 Package Top View, Enlarged
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2
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November 28, 2011 | FINAL | V1.04
T – Tape and Reel
R – Package Type, QFN
C – Operating Temperature,
xx – Configuration File
Part –
P/PBF – Lead Free
TR – Tape and Reel
yy – Configuration File ID
xx – Customer ID
Package Type (QFN)
Commercial
A: CHL8325A
B: CHL8328B
Digital Multi-Phase Buck Controller
Notes:
1. Unprogrammed/blank parts will not issue PWM’s until
2. Customer Specific Configuration File, where
Notes:
1. For unprogrammed/default parts, use configuration
2. “xx” indicates a customer specific configuration file.
Package
Package
QFN
QFN
QFN
QFN
programmed in order to ensure a safe power up.
xx = Customer ID and yy = Configuration File
(Codes assigned by IR Marketing).
file 00. Unprogrammed parts will not start up until
programmed in order to ensure a safe power up.
QFN
QFN
QFN
QFN
VR_READY_L1
VR_READY_L2
Figure 3: CHL8325A/B Package Top View, Enlarged
/ PWROK
PWRGD
RCSM
RCSP
VSEN
VRTN
RRES
TSEN
V18A
Reel Qty
VCC
Tape &
1
3000
3000
2
1
2
/
100
100
10
1
2
3
4
5
6
7
8
9
Tape & Reel Qty
40
11
Notes
1
2
Pin definition in AMD mode
Pin definition in Intel & MPoL modes
39
12
3000
3000
3000
3000
IR3541MTRPBF
IR3541MPBF
IR3541MxxyyTRP
IR3541MxxyyP
38
13
40 Pin 6x6 QFN
CHL8325A/B
Part Number
37
14
Top View
36
15
35
16
CHL8325A/B
1
34
17
2
1
41 GND
33
18
CHL8325A-00CRT
CHL8325A-xxCRT
CHL8325B-00CRT
CHL8325B-xxCRT
2
IR3541
32
19
Part Number
31
20
Unprogrammed
Unprogrammed
Programming
Configuration
Configuration
30
29
28
27
26
25
24
23
22
21
Customer
Customer
RCSP_L2
RCSM_L2
VCC
VSEN_L2
VRTN_L2
PWM5
PWM4
PWM3
PWM2
PWM1
2
2
1
1