Hall IC
LT230A
LT230A
GaAs Hall IC for Noncontact Switch
(Unidirestional magnetic field-type)
(Unit : Fmm)
s
Features
隆Same
temperature coefficient of magnetic flux density as
s
Outline Dimentions
a magnet
2.7鹵0.3
隆Operation
by small magnet due to high sensitivity
Y
Operating point <20mT
1
4
隆Combining
a GaAs Hall device and an IC in a compact
package (2.9X1.5X1.1mm)
隆Wide
operation temperature range obtained by GaAs Hall
device (-20 to +125藲C)
2
3
隆Long
life time due to noncontact-type
0.4
2.9鹵0.2
1.9
0.4
0.6
0.85
S
0.95
Z
X
0.16
+0.10
-0.06
1.1
-0.1
0.8
s
Applications
隆FDD
隆HDD
隆Noncontact
switch
+0.2
4-R0.2
Hall device center line
X:+0.05鹵0.23mm against package center
Y:-0.05鹵0.1mm against package lead center between
No.2 and No.3 terminals
Z:0.81鹵0.15mm from package surface
Terminal connections
1.5鹵0.2
0.6
0.6
REG
Hall
+
device
H
0.3
0.4
-
s
Absolute Maximum Ratings
Parameter
Supply voltage
Output voltage
Output current
Power dissipation
Operating temperature
Storage temperature
Soldering temperature
*
*
(T
a
=25藲C)
Rating
18
18
5
100
-20 to +125
-55 to +150
260
Unit
V
V
mA
mW
藲C
藲C
藲C
1:V
CC
2:V
OUT
3:Don't use.
*No.3 terminal and the section of leads(both sides
4:GND
of package in X direction)are connected with the
terminal of internal IC. Be careful in connecting other circuits.
Symbol
V
CC
V
OUT
I
O
P
D
T
opr
T
stg
T
sol
As for dimensions of tape-packaged products, refer to page 44 .
Soldering time : within 10 seconds
s
Electrical Characteristics
Parameter
Operating magnetic flux density
Hysteresis breadth
Operating voltage
Supply current
Low level output voltage
Output leakage current
Operating point temperature drift
Symbol
B
OP
B
RP
B
H
V
CC
I
CC
V
OL
I
OH
鈭咮
OP
Condition
V
CC
=5V
V
OO
=5V
R
L
=10K鈩?/div>
V
CC
=16V, B=<5mT
I
O
=4mA, B>=20mT
V
CC
=16V, V
OO
=16V, B=<10mT
V
CC
=5V, T
a
=-20藲C to +80藲C
MIN.
-
5
1
4.5
-
-
-
-
TYP.
13
11
-
-
-
-
-
-0.2
MAX.
20
-
6
16
10.5
0.4
10
-
(0to0.15)
(T
a
=25藲C)
Unit
mT
mT
mT
V
mA
V
碌A(chǔ)
%/C
In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices
shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device spcification sheets before using any SHARP device.
2.9鹵0.2
1
2
