IR3094MPBF International Rectifier, IR3094MPBF Datasheet - Page 10

• Manufacturer Part Number: IR3094MPBF
• Description: IC 3 PHASE PWM CONTROL 48MLPQ
• Manufacturer: International Rectifier

Specifications of IR3094MPBF

• Pwm Type: Voltage Mode
• Number Of Outputs: 3
• Frequency - Max: 540kHz
• Duty Cycle: 100%
• Voltage - Supply: 8 V ~ 16 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 150°C
• Package / Case: 48-MLPQ
• Frequency-max: 540kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

4V
BIASOUT
SETBIAS
PWRGD
ENABLE
LGND
5VUVL
OCSET
VCC
SS
IROSC
245mV
3V
1.5V
OFF
60U
6U
4 X IROSC
10k
IAVE
4.36V START
4.17V STOP
55U
-
+
+
-
OVER CURRENT
DELAY
0.265V
ON
-
+
INTERNAL
REFERENCE
Discharge Comparator
-
+
-
+
UVL
7.5V START
7.0V STOP
5VREF
-
+
UVL
1.243
U37
OR4
VOSNS-
ROSC
0.85V
Oscillator
REF BUFFER
+
-
IROSC
IROSC
SET DOMINANT
FAULT LATCH
CLK1
CLK2
CLK3
S
R
FB
CLK1
CLK2
CLK3
VREF
Q
EAOUT
X23.5
CSINM3
CO3
summer
Sof tStart_Clamp
0.6V
-
+
CSINP3
+
-
1.1V
OVPSNS
X23.5
CSINM2
CO2
0.48V
summer
+
+
-
IAVE
CSINP2
DISABLE
Error_Amp
STARTUP OVP Comparator
+
-
0.75*VDAC
X23.5
VDAC
+
-
CSINM1
150mV
OVP Comparator
CO1
0.575V
+
SYNC LATCH
SET DOMINANT
summer
-
0% DUTY CYCLE
+
-
S
R
CSINP1
H FORCES IROSC/2
Q
QB
75U
SET DOMINANT
Share Adjust Error Amp
OVP LATCH
VCC
S
R
CO1
CO3
ON
Q
QB
CO1
CO2
Share Adjust Error Amp
+
-
+
-
PRESET
5VUVL
PRESET
PWM COMPARATOR
75U
PWM COMPARATOR
0 TO IROSC*3/4
PWM COMPARATOR
0 TO IROSC*3/4
-
+
60k
-
+
-
+
CLK3
CLK2
RSFF
RSFF
9p
RESET DOMINANT
CLK1
9p
RSFF
RESET DOMINANT
9p
S
R
S
R
RESET DOMINANT
OVP
IROSC
Q
Q
QB
S
R
QB
IROSC/2
IROSC/2
Q
QB
0.6V
0.6V
0.6V
GateLO
GateHI
GateLO
GateHI
GateHI
OL_IN
GateLO
IN
IN
OL_IN
IN
IN
OL_IN
IN
OL_IN
OL_IN
OL_IN
IN
PGND
PGND
PGND
DRIVE
DRIVE
DRIVE
PGND
DRIVE
PGND
DRIVE
PGND
DRIVE
GATELO
GATELO
OL_OUT
OL_OUT
GATELO
OL_OUT
OL_OUT
OL_OUT
OL_OUT
GATEHI
GATEHI
GATEHI
+
-
VCCL1_2
GATEL1
SCOMP2
SCOMP3
GATEH1
GATEH2
GATEL2
GATEH3
GATEL3
VCCH1
PGND1
VCCH2
PGND2
VCCH3
PGND3
VCCL3
VDRP