IRU3037CS International Rectifier, IRU3037CS Datasheet - Page 18

• Manufacturer Part Number: IRU3037CS
• Description: IC CNTRL PWN SYNCHRONOUS 8-SOIC
• Manufacturer: International Rectifier

Specifications of IRU3037CS

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 220kHz
• Duty Cycle: 95%
• Voltage - Supply: 5 V ~ 12 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 8-SOIC (3.9mm Width)
• Frequency-max: 220kHz
• Package: 8-Pin SOIC(NB)
• Circuit: Sync PWM Controller
• Vcc (min): 4.0
• Vcc (max): 25
• Vout (min): 1.25
• Vout (max): Vcc * 0.96
• Iout (a): 16
• Switch Freq (khz): 200kHz
• Pbf: PbF Option Available
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *IRU3037CS

IRU3037/IRU3037A & (PbF)
DEMO-BOARD WAVEFORMS
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Figure 21 - Efficiency for IRU3037 Evaluation Board.
Figure 25 - Transient response @ I
100
90
80
70
0A
IRU3037
0
Figure 23 - Shutdown the output by
V s s
V
I
1
OUT
OUT
pulling down the soft-start.
= 5V
2
2A
IRU3037
V
IN
3
=5.0V, V
Output Current (A)
4
OUT
5
=3.3V
6
7
OUT
8
= 0 to 2A.
9
10
www.irf.com
11
Figure 24 - 3.3V output voltage ripple @ I
Figure 26 - Transient response @ I
IRU3037
0A
IRU3037
IRU3037
Figure 22 - Start-up time @ I
4A
OUT
OUT
=5A.
= 0 to 4A.
V
V
OUT
IN
OUT
=5A.