iru3038 International Rectifier Corp., iru3038 Datasheet - Page 2

• Manufacturer Part Number: iru3038
• Description: Synchronous Pwm Controller For Termination Power Supply Applications
• Manufacturer: International Rectifier Corp.

IRU3038
ABSOLUTE MAXIMUM RATINGS
Vcc Supply Voltage .................................................. 25V
Vc Supply Voltage ..................................................... 30V (not rated for inductive load)
Storage Temperature Range ...................................... -65°C To 150°C
Operating Junction Temperature Range .....................
PACKAGE INFORMATION
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over Vcc=5V, Vc=12V and T
to T
temperature.
PARAMETER
Reference Voltage
V
Fb Voltage Line Regulation
UVLO
UVLO Threshold - Vcc
UVLO Hysteresis - Vcc
UVLO Threshold - Vc
UVLO Hysteresis - Vc
UVLO Threshold - Fb
UVLO Hysteresis - Fb
Supply Current
Vcc Dynamic Supply Current
Vc Dynamic Supply Current
Vcc Static Supply Current
Vc Static Supply Current
Soft-Start Section
Charge Current
2
REF
A
=25°C. Low duty cycle pulse testing is used which keeps junction and case temperatures equal to the ambient
Voltage
LDrv
V
Vcc
Gnd
NC
REF
Fb 1
V
14-PIN PLASTIC TSSOP (F)
P
5
2
3
4
6
7
u
JA
=1008C/W
UVLO Vcc
13 SS
14 NC
12 Comp
10
11
UVLO Vc
UVLO Fb
9
8
SYM
Dyn Icc
Dyn Ic
L
SS
Vc
V
I
Rt
PGnd
HDrv
CCQ
I
REG
CQ
FB
IB
5<Vcc<12
Supply Ramping Up
Supply Ramping Up
Fb Ramping Down
Freq=200KHz, C
Freq=200KHz, C
SS=0V
SS=0V
SS=0V
TEST CONDITION
www.irf.com
14-PIN PLASTIC SOIC (S)
0°C To 125°C
LDrv
V
Gnd
Vcc
L
L
NC
REF
Fb
=1500pF
=1500pF
V
P
1
2
3
4
5
6
7
u
JA
=888C/W
1.225
14 NC
13 SS
12 Comp
11
10
MIN
9
8
3.1
0.4
0.5
-10
4
2
2
1
Rt
Vc
HDrv
PGnd
A
=0 to 70°C. Typical values refer
1.250
TYP
0.25
0.2
4.2
3.3
0.2
0.6
0.1
3.5
-20
5
7
1
1.275
MAX
0.35
4.4
3.5
0.8
4.5
-30
10
8
6
UNITS
09/12/02
mA
mA
mA
mA
Rev. 2.0
mA
%
V
V
V
V
V
V
V