US4881LSO datasheet(4/11 Pages) MELEXIS

4 / 11 page

US4881

Bipolar Hall Switch

Low Voltage & Very High Sensitivity

3901004881

Page 4 of 11

Data Sheet

Rev 011

Feb/06

6 General Electrical Specifications

DC Operating Parameters TA = 25

oC, V

DD = 12V (unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

Supply Voltage

VDD

Operating

2.2

Supply Current

IDD

B < BRP

1.5

Output Saturation Voltage

VDSon

IOUT = 20mA, B > BOP

0.5

Output Leakage Current

IOFF

B < BRP, VOUT = 24V

0.01

µA

Output Rise Time

RL = 1kΩ, CL = 20pF

0.25

µs

Output Fall Time

RL = 1kΩ, CL = 20pF

0.25

µs

Maximum Switching Frequency

FSW

KHz

SO Package Thermal Resistance

RTH

350

°C/W

UA Package Thermal Resistance

RTH

200

°C/W

Table 3: Electrical specifications

7 Magnetic Specifications

DC Operating Parameters TA = 25

oC, V

DD = 12V (unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max

Units

Operating Point

BOP

-1

Release Point

BRP

-6

Hysteresis

BHYST

Table 4: Magnetic specifications

Note 1: For typical values, please refer to the performance graphs in section 11

8 Output Behaviour versus Magnetic Pole

DC Operating Parameters TA = -40

oC to 150oC, V

DD = 2.2V to 18V (unless otherwise specified)

Parameter

Test Conditions (SO)

OUT (SO) Test Conditions (UA)

OUT (UA)

South pole

B < BRP

High

B > BOP

Low

North pole

B > BOP

Low

B < BRP

High

Table 5: Output behaviour versus magnetic pole

South pole

OUT = high

North pole

OUT = low (VDSon)

North pole

OUT = high

South pole

OUT = low (VDSon)

SO package

UA package

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