iru431al International Rectifier Corp., iru431al Datasheet - Page 2

• Manufacturer Part Number: iru431al
• Description: Low -voltage Adjustable Precision Shunt Regulator -
• Manufacturer: International Rectifier Corp.

IRU431L / IRU431AL
ABSOLUTE MAXIMUM RATINGS
Input Voltage (V
Continuous Cathode Current Range .......................... -15mA To +15mA
Reference Current Range .......................................... -0.05mA To 1mA
Storage Temperature Range ...................................... -65 C To 150 C
Operating Junction Temperature Range .....................
PACKAGE INFORMATION
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over T
Low duty cycle pulse testing is used which keeps junction and case temperatures equal to the ambient tempera-
ture.
PARAMETER
Reference Voltage
IRU431L
Reference Voltage
IRU431AL
V
temperature range
Ratio of V
cathode voltage change
Reference Pin Current
I
temperature range
Minimum Cathode Current
Off State Cathode Current
Dynamic Impedance
Note 1: The deviation parameters, V
are defined as the differences between the maximum
and the minimum values obtained over the rated tem-
perature range. The average full range temperature coef-
ficient of the reference input voltage is defined as:
2
REF
REF
Deviation over full
Deviation over full
V
Cathode
REF
5-PIN SOT-23 (L5)
REF
NC
NC
=
JA
change to
1
2
3
o
=256 C/W
o
TOP VIEW
IN
V
V
) .................................................... 15V
REF(25 C)
REF(DEV)
5
4
T
Anode
Ref
A
p
p
V
V
I
REF(DEV)
SYM
REF
10
REF(DEV)
I
V
V
K(MIN)
Z
Ioff
REF
REF
KA0
6
/ V
REF(DEV)
KA
I
I
I
I
V
Note 1
I
I
I
Note 1
V
V
V
V
V
I
K
K
K
K
K
K
K
K
=10mA, V
=10mA, V
=10mA, V
=10mA, V
=10mA, V
=10mA, R1=10K , R2=open
=10mA, R1=10K , R2=open
=0.1 to 15mA, Note 2
KA
KA
KA
KA
KA
KA
and I
=V
=V
=6V, V
=10V, V
=15V, V
=V
Anode
3-PIN SOT-23 (L3)
REF
REF
REF
REF(DEV)
TEST CONDITION
, I
, f<1KHz,
www.irf.com
3
REF
JA
K
KA
KA
REF
REF
TOP VIEW
KA
KA
=10mA
=336° C/W
=0V
=V
=V
KA
=V
=V
=0V
=0V
=V
REF
REF
REF
REF
Where:
device.
minimum V
the lower temperature.
0 C To 150 C
REF
V
T
V
2
1
A
, T
, T
A
REF
=0 to 70 C, Co =1 F. Typical values refer to T
REF
Cathode
Ref
is the rated operating free air temperature of the
A
A
to 6V
=25 C
=25 C
can be positive or negative depending on whether
unit is ppm/ C
REF
or maximum V
1.228
1.221
1.234
1.228
MIN
REF
1.240
1.240
1.240
1.240
TYP
0.15
0.05
0.25
0.6
1.8
3.2
55
-1
respectively occurs at
6
1.252
1.259
1.246
1.252
MAX UNITS
0.75
0.4
80
10
-6
1
5
A
02/20/02
mV/V
Rev. 1.8
=25 C.
mV
V
V
A
A
A
A