ML4425CS Fairchild Semiconductor, ML4425CS Datasheet - Page 12

• 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
Cross Conduction Comparator
Braking
Undervoltage Lockout
Design Considerations
Interfacing to a 3-Phase Bridge Power Stage
12
Figure 10. Cross Conduction, Brake, and UVLO Circuits
SPEED CONTROL LOOP
25
& CURRENT LIMIT
1.4V
BRAKE
V DD
FROM
4k
–
+
9.5V
14
STATE MACHINE
COMMUTATION
V DD
+
–
FROM
REFERENCE
28
GND
27
DRIVERS
PRODUCT SPECIFICATION
OUTPUT
GATING
LOGIC
R REF
&
REV. 1.0.2 7/2/01
7
V REF
UV FAULT
HA
HB
HC
LA
LB
LC
10
11
18
2
3
4
9