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PDRV8305NEPHPRQ1 Datasheet(PDF) 3 Page - Texas Instruments

Part # PDRV8305NEPHPRQ1
Description  Three-Phase Automotive Gate Driver
Download  54 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

PDRV8305NEPHPRQ1 Datasheet(HTML) 3 Page - Texas Instruments

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PowerPAD
(GND)
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
EN_GATE
INHA
INLA
INHB
INLB
INHC
INLC
nFAULT
nSCS
SDI
SDO
SCLK
GHA
SHA
SLA
GLA
GLB
SLB
SHB
GHB
GHC
SHC
SLC
GLC
3
DRV8305-Q1
www.ti.com
SLVSD12A – MAY 2015 – REVISED MARCH 2016
Product Folder Links: DRV8305-Q1
Submit Documentation Feedback
Copyright © 2015–2016, Texas Instruments Incorporated
5 Pin Configuration and Functions
PHP Package
48-Pin HTQFP
Top View
Pin Functions
PIN
I/O
DESCRIPTION
NAME
NO.
EN_GATE
1
I
Enable gate
Enables the gate driver and current shunt amplifiers; internal
pulldown
INHA
2
I
Bridge PWM input
PWM input signal for bridge A high side
INLA
3
I
Bridge PWM input
PWM input signal for bridge A low side
INHB
4
I
Bridge PWM input
PWM input signal for bridge B high side
INLB
5
I
Bridge PWM input
PWM input signal for bridge B low side
INHC
6
I
Bridge PWM input
PWM input signal for bridge C high side
INLC
7
I
Bridge PWM input
PWM input signal for bridge C low side
nFAULT
8
OD
Fault indicator
When low indicates a fault has occurred; open drain;
external pullup to MCU power supply needed (1 k
Ω to 10
k
Ω)
nSCS
9
I
SPI chip select
Select/enable for SPI; active low
SDI
10
I
SPI input
SPI input signal
SDO
11
O
SPI output
SPI output signal
SCLK
12
I
SPI clock
SPI clock signal
PWRGD
13
OD
Power good
VREG and MCU watchdog fault indication; open drain;
external pullup to MCU power supply needed (1 k
Ω to 10
k
Ω)
GND
14, 45
P
Device ground
Must be connected to ground
AVDD
15
P
Analog regulator
5-V internal analog supply regulator; bypass to GND with a
6.3-V, 1-µF ceramic capacitor
SO1
16
O
Current amplifier output
Output of current sense amplifier 1
SO2
17
O
Current amplifier output
Output of current sense amplifier 2
SO3
18
O
Current amplifier output
Output of current sense amplifier 3


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