IR3621MTR International Rectifier, IR3621MTR Datasheet - Page 21

• Manufacturer Part Number: IR3621MTR
• Description: IC PWM DUAL SYNC PREBIAS 32MLPQ
• Manufacturer: International Rectifier

Specifications of IR3621MTR

• Pwm Type: Voltage Mode
• Number Of Outputs: 2
• Frequency - Max: 345kHz
• Duty Cycle: 86.5%
• Voltage - Supply: 5.5 V ~ 14.5 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 32-MLPQ
• Frequency-max: 345kHz
• Package: 32-Lead MLPQ
• Circuit: Dual Sync PWM Controller or 2Phase Single Output
• Vcc (min): 4.7
• Vcc (max): 16
• Vout (min): 0.8
• Vout (max): Vcc * 0.90
• Switch Freq (khz): programmable to 500kHz
• Pbf: PbF Option Available
• For Use With: IRDC3621 - BOARD EVAL DUAL SYNC BUCK CTRLR
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TYPICAL OPERATING CHARACTERISTICS
30
25
20
15
10
35
30
25
20
15
10
25
24
23
22
21
20
19
18
17
16
15
5
0
5
-50
-50
-50
HI Drive Rise/Fall Time vs. Temperature
-25
-25
Static Supply Current vs. Temperature
-25
IOCSet vs. Temperature
0
0
0
ICC
Temperature (C)
Temperature (C)
Temperature (C)
HI Dr1 Rise
HI Dr1 Fall
25
25
25
ICH1+ICH2
50
50
50
75
75
HI Dr2 Rise
HI Dr2 Fall
75
IOCSet1
IOCSet2
100
100
100
ICL
125
125
125
www.irf.com
35
30
25
20
15
10
30
25
20
15
10
5
100
5
0
-50
90
80
70
60
50
40
30
20
10
-50
0
-50
LO Drive Rise/Fall Time vs. Temperature
Dynamic Supply Current vs. Temperature
-25
-25
-25
Deadband Time vs. Temperature
ICC
0
0
(300kHz, 1500pF)
0
LO Dr1 Rise
LO Dr1 Fall
Temperature (C)
Temperature (C)
Temperature (C)
ICH1+ICH2
25
25
H_to_L_1
L_to_H_1
25
IR3621 & (PbF)
50
50
50
LO Dr2 Rise
LO Dr2 Fall
75
75
75
H_to_L_2
L_to_H_2
ICL
100
100
100
125
125
21
125