SS109
Unipolar Hall Switch
General Electrical Specifications
DC Operating Parameters TA = 25°C, VDD= 3.5V to 24V (unless otherwise specified)
Parameter
Symbol
Test Conditions
Operating
Min Typ
Max
Units
Supply Voltage
VDD
IDD
VDSon
IOFF
tr
3.5
24
5
V
mA
V
Supply Current
B < BRP
Output Saturation Voltage
Output Leakage Current
Output Rise Time
Output Fall Time
IOUT = 20mA, B > BOP
B < BRP VOUT = 24V
RL = 1kΩ, CL = 20pF
RL = 1kΩ, CL = 20pF
---
0.5
10
1
µA
µs
0.25
0.25
10
tf
µs
Maximum Switching Frequency FSW
Package Thermal Resistance RTH
KHz
°C/W
Single layer (1S) Jedec board
301
Note: The output of SS109 will be switched after the supply voltage is over 2.2V, but the magnetic characteristics won't be
normal until the supply is over 3.5V.
Magnetic Specifications
DC Operating Parameters VDD = 3.5V to 24V (unless otherwise specified)
Package
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
Operating Point
Release Point
Hysteresis
BOP
-160
-140
20
-120
-85
35
-100
-50
50
G
G
G
G
G
G
BRP
UA
Ta=25°C,Vdd=12V DC
BHYST
BOP
Operating Point
Release Point
Hysteresis
100
50
120
85
160
140
50
BRP
SO
Ta=25°C,Vdd=12V DC
BHYST
20
35
Output Behavior versus Magnetic Pole
DC Operating Parameters TA = -40°C to 150°C, VDD = 3.5V to 24V (unless otherwise specified)
Test Conditions (UA) Test Conditions (SO)
OUT
B > BRP
B < BOP
B < BRP
B > BOP
High
Low
The SOT-23 device is reversed from the UA package. The SOT-23 output transistor will be turned on(drops low) in the
presence of a sufficiently strong South pole magnetic field applied to the marked face.
3
V3.10 Nov 1, 2013
SECELECTRONICS [ SEC Electronics Inc. ]
