IRU3037CSPBF International Rectifier, IRU3037CSPBF Datasheet - Page 18
IRU3037CSPBF
Manufacturer Part Number
IRU3037CSPBF
Description
IC CONTROLLER PWM SW SYNC 8SOIC
Manufacturer
International Rectifier
Datasheet
1.IRU3037CSTRPBF.pdf
(21 pages)
Specifications of IRU3037CSPBF
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
Lead free / RoHS Compliant
IRU3037/IRU3037A & (PbF)
DEMO-BOARD WAVEFORMS
18
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.