IR3094MPBF International Rectifier, IR3094MPBF Datasheet - Page 8

• 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

TYPICAL OPERATING CHARACTERISTICS
6
5
4
3
2
1
180
160
140
120
100
10
80
60
40
20
500
450
400
350
300
250
200
150
100
0
50
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10
Frequency and Bias Current Accuracy vs. ROSC (includes
0
10
20
I(VDAC) Sink and Source Currents vs. ROSC
20
REF
20
30
30
30
40
40
Oscillator freq vs. ROSC
40
ROSC (kOhm)
50
50
temperature)
50
ROSC in Kohms
ROSC (kOhm)
60
60
60
70
70
70
80
80
80
I(VDAC) Source
Current
I(VDAC) Sink Current
90 100 110 120 130
90
REF
REF
90
100
100 110 120
Frequency
VREF Sink
VREF Source
OCSET
SETBIAS
90
80
70
60
50
40
30
20
10
2.000
1.900
1.800
1.700
1.600
1.500
1.400
1.300
1.200
1.100
1.000
320
300
280
260
240
220
200
180
160
140
120
100
0
80
60
40
20
10
10
1
20
20
Peak High side Gate drive current vs. Laod
2
30
30
I(OCSET) Current vs. ROSC
3
40
I(SETBIAS) vs. ROSC
40
50
4
50
ROSC (kOhm)
capacitance
ROSC (kOhm)
C(GATEHX) in nF
60
60
5
70
70
6
80
IR3094PBF
80
7
90
90
I(OCSET)
09/26/05
8
oad
100
100
I(RISE)
I(FALL)
9
110
110
10
120
120