STSPIN830
Compact and versatile three-phase and three-sense motor driver
Datasheet - production data
Applications
Industrial robotics
Medical and health care
Factory automation end-points
Home appliances
Small pumps
Server, computing and general purpose FANs
QFN 4 x 4 - 24 lead
Office and home automation
Description
Features
The STSPIN830 is a compact and versatile field
oriented control FOC ready three-phase motor
Operating voltage from 7 to 45 V
driver. It integrates in a very small 4 x 4 mm QFN
Maximum output current 1.5 A
rms
package, both the control logic and a fully
R HS + LS = 1 typ.
DSon protected low R triple half-bridge power
DSon
stage.
Supporting both single and three shunts
architectures
Thanks to a dedicated MODE input pin the device
Current control with adjustable OFF time offers the freedom to decide whether to drive it
through 6 inputs (one for each power switch) or a
Current sensing based on external shunt
more common 3 PWM direct driving inputs.
resistors
The STSPIN830 supports both single and three
Flexible driving methodology user settable
shunts architectures and embeds a PWM current
between 6 inputs (high side and low side
controller based on user settable values of
driving) and 3 inputs (direct PWM driving)
reference voltage and OFF time.
FOC compatible thanks to three shunts
sensing topology support The devices can be forced in a low consumption
state reducing the total current consumption down
Full protections set
to less than 45 A.
Non-dissipative overcurrent protection
As with all other devices from the STSPIN family,
Short-circuit protection
the STSPIN830 integrates a complete set of
Undervoltage lockout
protections for the power stages (non-dissipative
Thermal shutdown
overcurrent, thermal shutdown, short-circuit,
Interlocking function
undervoltage lockout and interlocking) making it a
Low standby current consumption bulletproof solution for the new wave of
demanding industrial applications.
May 2018 DocID031847 Rev 1 1/29
This is information on a product in full production. www.st.comContents STSPIN830
Contents
1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
2 Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.1 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.2 Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2.3 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
2.4 ESD protection ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
4 Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
5 Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5.1 Power supply and standby . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5.2 Logic inputs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
5.3 PWM current limiter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
5.4 Device protections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
5.4.1 Overcurrent and short-circuit protections . . . . . . . . . . . . . . . . . . . . . . . . 16
5.4.2 Thermal shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
5.4.3 Blanking time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
5.5 ESD protection strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
6 Typical applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
7 Layout recommendations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
8 Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
8.1 TFQFPN 4 x 4 x 1.05 - 24L package information . . . . . . . . . . . . . . . . . . . 26
9 Ordering information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
10 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
2/29 DocID031847 Rev 1