Diodes AH1802 - Manual (Page 3)

AH1802
MICROPOWER, ULTRA-SENSITIVE OMNIPOLAR
HALL-EFFECT SENSOR SWITCH
AH1802
Document number: 31170 Rev. 8 - 2
3 of 11
www.diodes.com
December 2010
© Diodes Incorporated
Absolute Maximum Ratings (T
A
= 25
°C)
Symbol Characteristics Values Unit
Vdd Supply Voltage 7 V
B Magnetic Flux Density Unlimited
Ts Storage Temperature Range -65 to +150 °C
P
D
Package Power Dissipation 230 mW
T
J
Maximum Junction Temperature 150 °C
Recommended Operating Conditions (T
A
= 25
°C)
Symbol Parameter Conditions Rating Unit
Vdd Supply Voltage Operating 2.5 to 5.5 V
T
A
Operating Temperature Range Operating -40 to +85 °C
Electrical Characteristics (T
A
= 25
°C, Vdd = 3V; unless otherwise specified)
Symbol Characteristic Conditions Min Typ. Max Unit
Vout Output On Voltage Iout=1mA - 0.1 0.3 V
Ioff Output Leakage Current Vout=5.5V, B < Brp - < 0.1 1 µA
Idd(en)
Supply Current
Chip enable, T
A
= 25
°C, Vdd = 3V - 3 6 mA
Chip enable, T
A
= -40~85
°C,
Vdd = 2.5~5.5V
- 3 10 mA
Idd(dis)
Chip disable, T
A
= 25
°C, Vdd = 3V
- 5 10 µA
Chip disable, T
A
= -40~85
°C,
Vdd = 2.5~5.5V
- 5 18 µA
Idd(avg)
Average supply current ,
T
A
= 25
°C, Vdd = 3V
- 8 16 µA
Average supply current ,
T
A
= -40~85
°C, Vdd = 2.5~5.5V
- 8 23 µA
F
C
Chopping Frequency For design information only - 300 - KHz
Tawake Awake Time (Note 3) - 75 150 µs
Tperiod Period (Note 3) - 75 150 ms
D.C. Duty Cycle - 0.1 - %
Notes: 3. When power is initially turned on, Vdd must be within its correct operating range (2.5V to 5.5V) to guaranteed the output sampling.
The output state is valid after the second operating cycle (typical 150ms).
Idd (dis)
Idd(en)
Tawake
Tperiod
0
Sample and output
latched