IR3513ZMTRPBF International Rectifier, IR3513ZMTRPBF Datasheet - Page 16

• Manufacturer Part Number: IR3513ZMTRPBF
• Description: IC CTRL XPHASE3 POL 32-MLPQ
• Manufacturer: International Rectifier
• Series: XPhase3™r

Specifications of IR3513ZMTRPBF

• Applications: Processor
• Current - Supply: 3mA
• Voltage - Supply: 8 V ~ 16 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: *
• Package: 32-Lead MLPQ
• Circuit: X-Phase Control IC
• Switch Freq (khz): 250kHz to 1.5MHz
• Pbf: PbF Option Available
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

IR3513 THEORY OF OPERATION
Block Diagram
The IR3513 Block diagram is shown in Figure 7, and specific features are discussed in the following sections.
ROSC/OVP
VCCLDRV
Page 16
PHSOUT
ENABLE
VCCLFB
CLKOUT
SS/DEL
MARGIN
OVSNS
PHSIN
VOUT
VREF
VCC
1.425V
VCCL REGULATOR
AMPLIFIER
4K
1.19V
VID0
85mV
5mV
0.575V
0V
+
-
EAIN
CALIBRATION
ENABLE
COMPARATOR
OV
COMPARATOR
0.94
0.86
2.2V
+
800mV
-
850mV
+
-
OSCILLATOR (4 PHASE APPLICATION WAVEFORM SHOWN)
-
+
INV
VCCL OUTPUT
COMPARATOR
DETECTION
PULSE
SHARE
ADJUST
AMPLIFIER
-
+
VCCL
+
-
VCCL-0.5V
DACIN-SHARE_ADJ
80mV
120mV
3.2V
MARGIN INPUT
COMPARATORS
PWM
COMPARATOR
-
+
+
-
100% DC LIMIT
-100mV
-200mV
0.8V
+
-
CALIBRATION
250nS
BLANKING
0.6V
RMPOUT
(LOW=OPEN)
-
+
DEBUG OFF
VREF=0.84V
VREF=0.76V
DELAY
COMPARATOR
OVP
COMPARATOR
VCCL UVLO
DISCHARGE
COMPARATOR
3K
OV
0.2V
+
-
REPLACEMENT PRODUCT – IR3513ZMTRPBF
ROSC BUFFER
AMPLIFIER
IIN
VREF BUFFER
AMPLIFIER
+
-
NOT RECOMMENDED FOR NEW DESIGNS
+
-
PWM RAMP
GENERATOR
-
+
VID4
INTERNAL
VREF
ISOURCE
GATEL ENABLE
LATCH
ISINK
BODY BRAKING
COMPARATOR
7.4V
7.0V
VR READY
LATCH
0.8V
RESET
DOM
Q
RESET
DOMINANT
S
R
VID4
CURRENT
SOURCE
GENERATOR
R
S
UVLO
COMPARATOR
Figure 7 - Block Diagram
Q
+
-
+
-
PWM RESET
PHSIN
VCCL
0.897X
VCC
VID0
OPEN DAISY CHAIN
IROSC
NEGATIVE CURRENT
COMPARATOR
VCCL UVLO
OPEN CONTROL
LOOP
COMPARATOR
IROSC
VCCL
EAOUT
-
+
300mV
PWM LATCH
RESET
DOMINANT
VDACFAST
CLK
D
D
CLK
IDCHG
4.5uA
IOCSET-
OC LIMIT
AMPLIFIER
ODC
Q
Q
Q
-
+
8-Pulse
Delay
CSIN-
IROSC
OC DELAY
COUNTER
HEADROOM CONTR
OC
2.95V
OC before VRRDY
OC after VRRDY
OC
VCC
SYNCHRONOUS
RECTIFICATION
DISABLE
COMPARATOR
IROSC
200mV
GATEL NON-
OVERLAP LATCH
+
60mV
VCCL UVLO
VCC UVLO
OPEN CONTROL LOOP
RESET
OC LIMIT
COMPARATOR
GATEH NON-
OVERLAP LATCH
+
OPEN SENSE LINE
OPEN DAISY CHAIN
DISABLE
PHSOUT
+
-
SET
DOMINANT
SET
DOMINANT
-
+
IROSC
Q
Q
HR
4 OPEN SENSE
LINE DETECT
COMPARATORS
+
-
+
-
R
R
S
S
+
-
HEADROOM CONTROL
AMPLIFIER
-
+
OV
X
0.75
REMOTE SENSE
AMPLIFIER
GATEH NON-
OVERLAP
COMPARATOR
HR
SOFT
START
CLAMP
GATEL NON-
OVERLAP
COMPARATOR
CURRENT SENSE
AMPLIFIER
RESET
+
-
OPEN SENSE LINE
RESET
VCCL UVLO
X33
-
+
GATEL
DRIVER
+
-
CALIBRATION
-
+
SS CLEARED
FAULT LATCH1
UV CLEARED
FAULT LATCH2
1.4V
50K
GATEH
DRIVER
50K
1V
1V
+
-
VIDSEL
SET
DOMINANT
SET
DOMINANT
S
R
S
R
Q
Q
50K
50K
IVOSEN+
FAULT LATCH1
INTERNAL
CIRCUIT
BIAS
DETECTION PULSE
DEBUG
COMPARATOR
OV
VCCL
0V@START
DISABLE
IVOSEN-
+
-
ERROR
AMPLIFIER
EN
EN
+
+
-
May 11, 2008
IROSC
-
+
-
+
VCCL*0.9
IVOSEN-
150mV
VCCL
0.4V
400K
IR3513
HEADROOM
CONTROL
IOCSET
VCC
UNDER
VOLTAGE
MONITOR
LGND
PG
VCCL
IIN
OCSET
EAOUT
FB
VOSEN+
VOSEN-
BOOST
GATEH
SW
VCCP
GATEL
PGND
CSIN-
CSIN+