ML4425CS Fairchild Semiconductor, ML4425CS Datasheet - Page 8

• Manufacturer Part Number: ML4425CS
• Description: IC BLDC MOTOR CONTROLLER 28-SOIC
• Manufacturer: Fairchild Semiconductor

Specifications of ML4425CS

• Applications: DC Motor Controller, Brushless (BLDC)
• Number Of Outputs: 1
• Current - Output: 50mA
• Voltage - Supply: 10.8 V ~ 13.2 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 28-SOIC (7.5mm Width)
• Operating Current: 50mA
• Operating Temperature Classification: Commercial
• Motor Controller Type: DC Motor Driver
• Package Type: SOIC W
• Operating Supply Voltage (min): 10.8V
• Operating Supply Voltage (max): 13.2V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Load: -
• Lead Free Status / Rohs Status: Compliant

ML4425
Voltage Controlled Oscillator (VCO)
8
OUTPUTS
OUTPUTS
State
DRIVE
DRIVE
HIGH
SIDE
SIDE
LOW
R
A
B
C
D
E
F
HC
HA
HB
LC
LA
LB
Cycle 1 – Full Commutation, Cycle 2 – Commutation with 50% PWM Duty Cycle
OFF
OFF
OFF
OFF
OFF
ON
ON
LA
A
Figure 4. Output Commutation Sequence Timing Diagram
B
OFF
OFF
OFF
OFF
ON
ON
ON
LB
Table 1. Commutation State Functions
C
D
OFF
OFF
OFF
OFF
OFF
ON
ON
LC
Outputs
E
F
OFF
OFF
OFF
OFF
HA
ON
ON
ON
C
VCO
A
6.5V 3.101 10
OFF
OFF
OFF
OFF
OFF
HB
ON
ON
B
0.05
RPM
Hz
C
N SPEED
OFF
OFF
OFF
OFF
ON
ON
ON
HC
PRODUCT SPECIFICATION
D
6
Hz Farad
V
REV. 1.0.2 7/2/01
MAX
E
Sampling
Input
FB B
FB A
FB C
FB B
FB A
FB C
N/A
F