ZXBM1015

ISSUE 3 - MAY 2007

4

PARAMETER

SYMBOL

MIN.

TYP.

MAX.

UNIT CONDITIONS

PWM Oscillator

-5.3

-

-9.1

A

55

-

105

A

-3

-

V

-1

-

V

PWM Frequency

24

kHz

CPWM =0.1nF

Reference Voltage

ThRef Voltage

2.9

3.0

3.15

V

IOThRef =-10mA

ThRef Output Current

-

-

-10

mA

Speed Control

SPD Voltage Minimum

-

1

-

V

100% PWM Drive

SPD Voltage Maximum

-

3

-

V

0% PWM Drive

SPD Input Current

-

-0.4

-2

AVin = 2V

Minumum Speed Setting

-

-0.25

-0.5

AVin = 2V

Rotor Lock and Auto Restart

-2.7

-

-5.2

A

0.2

-

0.42

A

-3

-

V

-1

-

V

Lock condition On:Off ratio

-

1:12

-

Current Limit

Sense Input Current

-

-20

-100

nA

Vin = 1V, SetTh = 2V

SetTh Input Current

-

-20

-100

nA

Vin = 2V, Sense = 1V

Output Flags

FG & RD Output Current

-

-

16

mA

FG & RD Low Level Output Voltage

-

-

0.5

V

IOL =16mA

Commutation Delay

Commutation Delay

48

-

112

sComDel Open Circuit

Notes:

(1.) Measured with pins H+, H-, CLCK and CPWM = 0V and all other signal pins open circuit.

(2.) In this data sheet a negative sign for a current indicates current flowing out of the pin whilst no sign indicates current flowing into the pin