ML4425 datasheet(4/16 Pages) FAIRCHILD

부품명	ML4425

상세설명	Sensorless BLDC Motor Controller

Download	16 Pages

Scroll/Zoom	100%

제조업체	FAIRCHILD [Fairchild Semiconductor]

홈페이지	http://www.fairchildsemi.com

Logo

4 / 16 page

ML4425

PRODUCT SPECIFICATION

4

REV. 1.0.2 7/2/01

Electrical Characteristics

Unless otherwise speciﬁed, VDD = 12V ± 10%, RSENSE = 1Ω, CVCO = 10nF, CIOS = 100pF, RREF = 137kΩ,

TA = Operating Temperature Range (Notes 1, 2).

Symbol

Parameter

Conditions

Min.

Typ.

Max.

Units

Reference

VREF

Total Variation

Line, Temp

6.5

6.9

7.5

V

PWM Oscillator

Total Variation

CT = 1nF

28

kHz

Ramp Peak

3.9

V

Ramp Valley

1.7

V

Ramp Charging Current

µA

Speed Control Loop

SPEED SET Input Voltage

Range

0VREF

V

SPEED FB Input Voltage Range

0

VREF

V

SPEED COMP Output Current

±5

±20

µA

SPEED SET Error Amp

Transconductance

VSPEED SET = xV,

VSPEED FB = yV

144

µ

Start-up

CAT Charging Current

C Suffix

0.68

0.98

µA

I Suffix

0.5

1.1

µA

CAT Threshold Voltage

1.4

1.7

V

CRT Charging Current

C Suffix

0.68

0.98

µA

I Suffix

0.5

1.1

µA

CRT Threshold Voltage

1.4

1.7

V

Voltage Controlled Oscillator

Frequency Range

RVCO = 5V, SPEED FB = 6V

1.5

1.85

2.2

kHz

Frequency vs. SPEED FB

RVCO = 5V, 0.5V ≤ SPEED FB ≤

7V

300

Hz/V

Current Limit

ISENSE Gain

V(ILIMIT) ≤ 2.5V

4.5

5.0

5.5

V/V

One Shot OFF-Time

CIOS = 100pF

C Suffix

9

18

µs

I Suffix

9

20

µs

Logic Inputs (BRAKE) (Note 3)

VIH

Input High Voltage

2

V

VIL

Input Low Voltage

0.8

V

IIH

Input High Current

VIH = 2.4V

2.4

mA

IIL

Input Low Current

VIL = 0.4V

2.9

mA

유사한 부품 번호 - ML4425

제조업체	부품명	데이터시트	상세설명
Micro Linear Corporatio...	ML4425	353Kb / 16P	Sensorless BLDC Motor Controller
	ML4425CH	353Kb / 16P	Sensorless BLDC Motor Controller
	ML4425CP	353Kb / 16P	Sensorless BLDC Motor Controller
	ML4425CS	353Kb / 16P	Sensorless BLDC Motor Controller
	ML4425IH	353Kb / 16P	Sensorless BLDC Motor Controller

More results

유사한 설명 - ML4425

제조업체	부품명	데이터시트	상세설명
Micro Linear Corporatio...	ML4425	353Kb / 16P	Sensorless BLDC Motor Controller
	ML4435	576Kb / 14P	Sensorless BLDC Motor Controller
	ML4420	2Mb / 14P	ENHANCED SENSORLESS BLDC MOTOR CONTROLLER
	ML4426	353Kb / 16P	Bi-directional Sensorless BLDC Motor Controller
Allegro MicroSystems	A4962	671Kb / 42P	Sensorless BLDC Controller
Princeton Technology Co...	PT2434	412Kb / 5P	3-Phase Sensorless BLDC Motor Controller
Allegro MicroSystems	A4963	642Kb / 42P	Sensorless BLDC Controller
Micro Linear Corporatio...	ML4428	310Kb / 16P	Sensorless Smart-Start??BLDC PWM Motor Controller
Allegro MicroSystems	A4960-A	1Mb / 34P	Automotive, Sensorless BLDC Controller
Allegro MicroSystems	A4964	1Mb / 92P	Sensorless Sinusoidal Drive BLDC Controller

More results

ML4425 데이터시트(PDF) 4 Page - Fairchild Semiconductor

ML4425 데이터시트(HTML) 4 Page - Fairchild Semiconductor

유사한 부품 번호 - ML4425

유사한 설명 - ML4425

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

데이터시트 다운로드

링크 URL