A3935KED Allegro Microsystems Inc, A3935KED Datasheet - Page 10

• Manufacturer Part Number: A3935KED
• Description: IC CTRLR MOSFET 3PH 44-PLCC
• Manufacturer: Allegro Microsystems Inc

Specifications of A3935KED

• Applications: DC Motor Driver, Brushless (BLDC), 3 Phase
• Number Of Outputs: 1
• Voltage - Load: 7 V ~ 40 V
• Voltage - Supply: 4.75 V ~ 5.25 V
• Operating Temperature: -40°C ~ 135°C
• Mounting Type: Surface Mount
• Package / Case: 44-LCC (J-Lead)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Current - Output: -

Common features
All devices include:
– Maximum supply current of 9 µA at 9 V supply
– Piezo horn driver
For additional smoke detector products, please see www.allegromicro.com/ic/safety.asp
A3930/31K
UDQ2916
A2987-6
A3935K
A4935K
A3941K
A3946K
A3980K
A4940K
A2981
A2982
A2550K
A3942K
A6850K
A5303
A5348
A5358
A5366
A5367
P/N
P/N
P/N
P/N
P/N
Voltage Range
Voltage Range
Maximum Output
10 V to 45 V
7 V to 50 V
7 V to 40 V
7 V to 50 V
7 V to 50 V
7 V to 60 V
7 V to 50 V
7 V to 50 V
Voltage (V)
Output
Output
Voltage (V)
Maximum
Sensor Type
Output
50
50
35
60
60
40
Photo
Photo
Photo
Ion
Ion
Current
Current
Output
750 mA
Output
1.0 A
Maximum Output
N/A
N/A
N/A
N/A
N/A
N/A
Four Channel High-side
MOSFET Pre-Driver IC
Current (mA)
sensor interface IC
Relay driver / Vreg
Sensitivity
DC Brush and Bipolar Stepper Motor Drivers – Automotive Grade
Two-channel
Description
Reduced
350
350
350
Timer
Three-Phase Brushless DC Motor Drivers – Automotive Grade
Y
Y
Y
Y
Y
Number of
of Bridges
Display Drivers and Other Power ICs — Automotive Grade
Half bridge
Three half
Three half
Three half
Single full
Single full
Number
Bridges
Dual full
Dual full
bridges
bridges
bridges
Continuous Pulsing
Continuous Pulsing
Number of
Outputs
Horn Pattern
Temporal (T3)
Temporal (T3)
Temporal (T3)
gate driver
gate driver
gate driver
– Low battery alert signal
– Interconnect feature: alarm condition on one interconnected device
gate driver
gate driver
gate driver
MOSFET
MOSFET
MOSFET
MOSFET
MOSFET
MOSFET
Output
Output
Bipolar
causes alarm indication on all other interconnected devices
DMOS
8
8
8
Current (mA)
Maximum
Output
250
25
-
Hall-based
(Translator)
Interface
Relay/Solenoid Drivers
Interface
machine
Sink/Source Latched Output Serial Input
Parallel
Parallel
Parallel
Parallel
Parallel
Parallel
Parallel
state
Smoke Detector ICs
Source
Source
Source
Voltage
Supply
2.3-5.5
6 to 12
6 to 12
6 to 12
6 to 12
(VDC)
1 x 5 V Vreg
of Outputs
3 x Relay
Number
Voltage Range
4.75 V to 5.25 V
Voltage Range
4.75 V to 5.25 V
Logic Supply
3.0 V to 5.5 V
Logic Supply
3.0 V to 5.5 V
3.0 V to 5.5 V
4
2
generated
generated
generated
Internally
Internally
Internally
Reverse
Battery
Protect
No
No
No
Y
Y
Y
(up to 16 steps/full step)
Sink/Source
Temperature Range
Source
Motor Type
Three-phase
Three-phase
Three-phase
MicroStepper
Motor Type
Sink
brushless
brushless
brushless
DC Brush
DC Brush
DC Brush
-
Stepper
No
No
No
-20 to 85
-25 to 75
-25 to 75
-10 to 60
0 to 50
(°C)
Power Integrated Circuits
Latched
Output
DIP-18, SOIC-20
DIP-20, SOIC-20
e-TSSOP-28
e-TSSOP-16
e-TSSOP-28
Packages
e-TSSOP-24
eLQFP-48
eLQFP-48
eLQFP-48
Packages
QSOP-36
No
No
SOIC-16
SOIC-24
-
Packages
DIP-16, SOIC-16
DIP-16, SOIC-16
DIP-18
Packages
TSSOP-20
DIP-16
DIP-16
Serial
Input
Yes
No
No
Automotive temperatures, Automotive
Automotive temp, Boost converter for
automotive diagnostics, small outline
automotive diagnostics, small outline
MD, Brake, Tach, PWM, Fault output,
diagnostics, Integrated charge pump
Automotive temp, Charge pump for
low-battery operation, Fault output,
low-battery operation, Fault output
(Step/DIR) interface, Fault reporting
Hall commutation logic, Sleep, SR,
Protected output drivers, Two-wire
Prepositioning state (A3931 only)
Internal PWM current control,
thermally enhanced package
thermally enhanced package
Automotive temperatures,
Automotive temperatures,
driving external sound IC
60 V operation
Key Features
Low voltage operation;
Digital horn output;
Warns on degraded
Warns on degraded
chamber sensitivity
chamber sensitivity
2-bit DAC
Features
Logic outputs for
current limit, TSD
Clamp diodes,
Clamp diodes
Clamp diodes
eTSSOP-16
Packages
TSSOP-38
Features
Features
SOIC-8
10