a4940 Allegro MicroSystems, Inc., a4940 Datasheet - Page 2

• Manufacturer Part Number: a4940
• Description: Automotive Full Bridge Mosfet Driver
• Manufacturer: Allegro MicroSystems, Inc.

A4940
Selection Guide
Absolute Maximum Ratings*
Thermal Characteristics
Package Thermal Resistance, Junc-
tion to Ambient
Package Thermal Resistance, Junc-
tion to Pad
*Additional thermal information available on the Allegro website
Load Supply Voltage
Logic Supply Voltage
Logic Inputs
Logic Outputs
Pin VREG
Pins CP1, CP2
Pin RDEAD
Pins SA, SB
Pins GHA, GHB
Pins GLA, GLB
Pins CA, CB
ESD Rating, Human Body Model
ESD Rating, Charged Device Model
Ambient Operating Temperature
Range
Continuous Junction Temperature
Transient Junction Temperature
Storage Temperature Range
*With respect to ground
A4940KLPTR-T
Part Number
Characteristic
Characteristic
may require derating at maximum conditions, see application information
4000 pieces per reel
Symbol
Symbol
T
V
Packing
V
R
V
V
J
R
V
RDEAD
V
V
V
V
VREG
(max)
T
V
T
T
θJA
V
CPX
GHX
GLX
θJP
DD
CX
stg
BB
SX
O
A
Jt
I
On 4-layer PCB based on JEDEC standard
On 2-layer PCB with 3.8 in.
Automotive Full Bridge MOSFET Driver
AEC Q100-002, all pins
AEC Q100-011, all pins
Range K
Overtemperature event not exceeding
10 s, lifetime duration not exceeding 10 hr,
guaranteed by design characterization
Notes
2
Test Conditions*
of copper area each side
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
V
–0.3 to V
SX
–0.3 to 6.5
–0.3 to 6.5
–0.3 to 6.5
–40 to 150
–55 to 150
–0.3 to 50
–0.3 to 16
–0.3 to 16
–0.3 to 7
–5 to 55
–5 to 16
Rating
to V
2000
1000
150
175
SX
SX
+ 15
+15
Unit
°C
°C
°C
°C
V
V
V
V
V
V
V
V
V
V
V
V
V
Value
100
28
2
ºC/W
ºC/W
ºC/W
Unit
2