DRV8303_15 Datasheet, PDF (23/37 Pages) Texas Instruments – Three Phase Gate Driver

www.ti.com
8.2 Typical Application
MCU
VCC
POWER
GPIO
SPI
GPIO
PWM
PVDDSENSE
ASENSE
BSENSE
CSENSE
ADC
DRV8303
SLOS846B – SEPTEMBER 2013 – REVISED NOVEMBER 2015
VCC
1
0.022 µF
1 µF
56
56
1 µF
DRV8303
1 _nOCTW
2 _nFAULT
3 _DTC
4 _nSCS
5 _SDI
6 _SDO
7 _SCLK
8 _{DC_CAL}
9 _GVDD
10 _CP1
11 _CP2
12 _{EN_GATE}
13 _{INH_A}
14 _{INL_A}
15 _{INH_B}
16 _{INL_B}
17 _{INH_C}
18 _{INL_C}
19 _DVDD
20 _REF
21 _SO1
22 _SO2
23 _AVDD
24 _AGND
GND ⁴⁸
GND ⁴⁷
GND ⁴⁶
VDD_SPI ⁴⁵
BST_A ^{44 0.1 µF}
GH_A ⁴³
SH_A ⁴²
GL_A ⁴¹
SL_A ⁴⁰
BST_B ^{39 0.1 µF}
GH_B ³⁸
SH_B ³⁷
GL_B ³⁶
SL_B ³⁵
BST_C ^{34 0.1 µF}
GH_C ³³
SH_C ³²
GL_C ³¹
SL_C ³⁰
SN1 ²⁹
SP1 ²⁸
SN2 ²⁷
SP2 ²⁶
PVDD ²⁵
VCC
GH_A
GL_A
SL_A
SH_A
GH_B
GL_B
SL_B
SH_B
GH_C
GL_C
SL_C
SN1
SP1
SN2
SP2
SH_C
PVDD
AGND GND PGND
PVDD
+
+
VCC
PVDDSENSE
PVDD
PVDD
PVDD
10
GH_A
10
GH_B
10
GH_B
VCC
VCC
VCC
SH_A
SH_B
SH_B
10
GL_A
SL_A
SN1
Diff. Pair
SP1
10
GL_B
SL_B
SN2
Diff. Pair
SP2
10
GL_B
SL_B
AGND GND PGND
Figure 7. Typical Application Schematic
Copyright © 2013–2015, Texas Instruments Incorporated
Product Folder Links: DRV8303
Submit Documentation Feedback
23