IR3621F International Rectifier, IR3621F Datasheet - Page 28

• Manufacturer Part Number: IR3621F
• Description: IC PWM DUAL SYNC PREBIAS 28TSSOP
• Manufacturer: International Rectifier

Specifications of IR3621F

• 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: 28-TSSOP
• Frequency-max: 345kHz
• Package: 28-Pin TSSOP
• 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

IR3621 & (PbF)
28
PIN 1 MARK AREA
(See Note1)
SIDE VIEW
(IR3621M & IR3621MPbF) MLPQ 5x5 Package
TOP VIEW
D
D/2
SYMBOL
DESIG
NOTE: ALL MEASUREMENTS
D2
E2
A1
A3
A1
B
D
E
R
A
e
L
ARE IN MILLIMETERS.
E/2
A3
E
A
0.80
0.00
0.18
3.30
3.30
0.30
0.09
32-Pin
MIN
www.irf.com
32-PIN 5x5
5.00 BSC
5.00 BSC
0.50 BSC
0.20 REF
Note 1: Details of pin #1 are optional, but
must be located within the zone indicated.
The identifier may be molded, or marked
features.
NOM
0.90
0.02
0.23
3.45
3.45
0.40
---
MAX
1.00
0.05
0.30
3.55
3.55
0.50
---
BOTTOM VIEW
R
e
D2
B
EXPOSED PAD
PIN NUMBER 1
E2
L