KMA200 datasheet(13/33 Pages) PHILIPS

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KMA200

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Product data sheet

Rev. 8 — 7 December 2011

13 of 33

NXP Semiconductors

KMA200

Programmable angle sensor

10. Characteristics

Table 7.

Characteristics

In homogenous magnetic field at saturation field strength of minimum 35 kA/m and external capacitance Cext between VDD

and GND. Tamb = 40 C to +160 C; VDD = 4.5 V to 5.5 V.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

Supply voltage and operation currents

VDD

supply voltage

normal operation

4.5

5.0

5.5

VDD(pr)

programming supply voltage

EEPROM

12.5

IDD

supply current

for normal operation mode

load capacitance

at pin 2 and pin 3

0.1

RL(pu)

pull-up load resistance

[1] 5-





RL(pd)

pull-down load resistance

[2][3] 5-



Cext

external capacitance between

VDD and GND

conducted closely to supply pins of

KMA200

120

Power-on reset

VDDon

switch-on threshold voltage

KMA200 switches on if

VDD >VDDon

3.1

3.75

4.45

VDDoff

switch-off threshold voltage

KMA200 switches off if

VDD <VDDoff

2.9

4.4

Vhys

hysteresis voltage

Vhys =VDDon  VDDoff

0.05

0.6

System performance

Analog output VOUT1: standard output

VOUT1(nom)

nominal output voltage range on

pin OUT1

%VDD

VO(ldr)

lower diagnostic range output

voltage

on OUT1

%VDD

VO(udr)

upper diagnostic range output

voltage

on OUT1

100

%VDD



max

maximum angle

programmable from 0

 to angle

range



max EEPROM address 3

0.1

180

deg

V(CL)u

upper clamping voltage level

setting by EEPROM address 9

69.5

%VDD

V(CL)l

lower clamping voltage level

setting by EEPROM address 9

30.5

%VDD



res

angle resolution

4608 counts in nominal output

voltage range (clamping level

5%VDD to 95 %VDD)

[4] -

0.04

0.05

deg

output noise

peak to peak, 25 ms measurement

time

[4] -

0.1

deg

V

(CL)

clamping voltage variation

at 5 %VDD and 95 %VDD

[4]

0.3

+0.3

%VDD



lin

angle linearity error

normal operation mode, deviation

from reference line

[4]

1.65

+1.65

deg



angle temperature drift

valid for temperature range

25 C

up to +125

C (3 sigma)

[4][5]

0.64

+0.64

deg

lin

microlinearity

deviation at an angle step of 1



[4]

0.1

+0.1

deg



hys

hysteresis

absolute value

[4] 0

0.088

deg

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