iru3011 International Rectifier Corp., iru3011 Datasheet - Page 2

• Manufacturer Part Number: iru3011
• Description: 5-bit Programmable Synchronous Buck Controller Ic -
• Manufacturer: International Rectifier Corp.

IRU3011
ABSOLUTE MAXIMUM RATINGS
V5 Supply Voltage .................................................... 7V
V12 Supply Voltage .................................................. 20V
Storage Temperature Range ...................................... -65°C To 150°C
Operating Junction Temperature Range ......................
PACKAGE INFORMATION
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over V12=12V, V5=5V and T
to T
temperature.
PARAMETER
VID Section
DAC Output Voltage (Note 1)
DAC Output Line Regulation
DAC Output Temp Variation
VID Input LO
VID Input HI
VID Input Internal Pull-Up
Resistor to V5
Power Good Section
Under-Voltage lower trip point
Under-Voltage upper trip point
UV Hysterises
Over-Voltage upper trip point
Over-Voltage lower trip point
OV Hysteresis
Power Good Output LO
Power Good Output HI
Soft-Start Section
Soft-Start Current
2
20-PIN WIDE BODY PLASTIC SOIC (W)
A
=25°C. Low duty cycle pulse testing is used which keeps junction and case temperatures equal to the ambient
CS+
V
NC
SS
D0
D1
D2
D3
D4
V5
FB
10
1
2
3
4
5
6
7
8
9
u
JA
TOP VIEW
=858C/W
20
19
18
17
16
15
14
13
12
11
Ct
OVP
V12
LDrv
Gnd
NC
HDrv
CS-
PGd
NC
SYM
V
V
V
V
R
R
CS+=0V, CS-=5V
OUT
OUT
OUT
OUT
L
L
=3mA
=5K Pull-Up to 5V
TEST CONDITION
Ramping Down
Ramping Up
Ramping Up
Ramping Down
www.irf.com
0°C To 125°C
0.015Vs
0.015Vs
0.99Vs
0.89Vs
1.09Vs
MIN
4.8
2
A
=0 to 70°C. Typical values refer
0.90Vs
0.92Vs
0.02Vs
1.10Vs
1.08Vs
0.02Vs
TYP
Vs
27
10
0.025Vs
0.025Vs
1.01Vs
0.91Vs
1.11Vs
MAX
0.1
0.5
0.4
0.4
UNITS
08/20/02
Rev. 1.6
KV
mA
%
%
V
V
V
V
V
V
V
V
V
V
V