A89503
80 V Automotive Half-Bridge MOSFET Driver
SELECTION GUIDE
Part Number
I/O Logic
3.3 V
Packing
Package
A89503KLPTR-3
A89503KLPTR-5
7.8 mm × 4.4 mm, 1.2 mm max height
24-lead TSSOP with exposed thermal pad
4000 pieces per reel
5 V
ABSOLUTE MAXIMUM RATINGS [1]
Characteristic
Symbol
VBB
Notes
Rating
Unit
V
Load Supply Voltage
–0.3 to 80
–0.3 to 16
–0.3 to 16
Regulator Output
VREG
VCP1
VREG
V
Charge Pump Capacitor Terminal
CP1
CP2
V
V
CP1 – 0.3 to
VREG + 0.3
Charge Pump Capacitor Terminal
VCP2
V
Battery-Compliant Logic Input Terminals
Logic Input Terminals
VIB
VI
HS, LSn, RESETn, ENABLE
–0.3 to 80
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
°C
°C
STRn, SCK, SDI
–0.3 to 6
Logic Output Terminal
VO
SDO
–0.3 to 6
Diagnostics Output
VDIAG
VCSI
VCSO
VBRG
VC
DIAG
–0.3 to 80
Sense Amplifier Inputs
CSP, CSM
–4 to 6.5
Sense Amplifier Output
CSO
–0.3 to 6
Bridge Drain Monitor Terminal
Bootstrap Supply Terminal
VBRG
–5 to 85
C
–0.3 to VREG + 80
VC – 16 to VC + 0.3
–18 to VC + 0.3
VC – 16 to VC + 0.3
–18 to VC + 0.3
–16 to VS
GH
High-Side Gate Drive Output Terminal
VGH
GH (transient)
S
High-Side Source (Load) Terminal
Low-Side Drain (Load) Terminal
Low-Side Gate Drive Output Terminal
VS
VD
S (transient)
D
GL
VREG – 16 to 18
–8 to 18
VGL
GL (transient)
LSS
VREG – 16 to 18
–8 to 18
Bridge Low-Side Source Terminal
VLSS
LSS (transient)
Limited by power dissipation
Ambient Operating Temperature Range
TA
–40 to 150
Maximum Continuous Junction Temperature
TJ(max)
165
Overtemperature event not exceeding 10 seconds,
lifetime duration not exceeding 10 hours,
guaranteed by design characterization.
Transient Junction Temperature
Storage Temperature Range
TJt
180
°C
°C
Tstg
–55 to 150
[1] With respect to GND. Ratings apply when no other circuit operating constraints are present.
THERMAL CHARACTERISTICS: May require derating at maximum conditions
Characteristic
Symbol
Test Conditions [2]
Value
Unit
4-layer PCB based on JEDEC standard
28
°C/W
RθJA
2-layer PCB with 3.8 in.2 copper each side
38
2
°C/W
°C/W
Package Thermal Resistance
RθJP
[2] Additional thermal information available on the Allegro website.
2
Allegro MicroSystems
955 Perimeter Road
Manchester, NH 03103-3353 U.S.A.
www.allegromicro.com