IRU3037CSPBF International Rectifier, IRU3037CSPBF Datasheet - Page 14
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)
TYPICAL APPLICATION
Single Supply 5V Input
14
680pF
0.1uF
105K
C8
C9
R4
1uF
C3
SS/SD
Comp
Vcc
Figure 17 - Typical application of IRU3037 in an on-board DC-DC converter
IRU3037
1N4148
Gnd
U1
D3
Vc
HDrv
LDrv
1uF
Fb
C4
D2
1N4148
D1
1N4148
0.1uF
using a single 5V supply.
C5
R5
1K, 1%
www.irf.com
Q1
1/2 of IRF7301
Q2
1/2 of IRF7301
1.65K, 1%
R6
D05022P-103, 10uH, 4.3A
C2
2x 10TPB100ML,
100uF, 55m
L2
Ω
1uH
L1
C7
2x 6TPC150M,
150uF, 40m
C1
47uF
Tantalum
5V
3.3V
@ 4A
Ω