VNH5019A-E STMICROELECTRONICS [STMicroelectronics], VNH5019A-E Datasheet

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VNH5019A-E

Manufacturer Part Number
VNH5019A-E
Description
Automotive fully integrated H-bridge motor driver
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet

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Features
Description
The VHN5019A-E is a full bridge motor driver
intended for a wide range of automotive
applications. The device incorporates a dual
monolithic high-side drivers and two low-side
switches. The high-side driver switch is designed
using STMicroelectronics’ well known and proven
proprietary VIPower
to efficiently integrate on the same die a true
December 2011
VNH5019A-E
ECOPACK
Automotive Grade: compliance with AEC
guidelines
Output current: 30 A
3 V CMOS compatible inputs
Undervoltage and overvoltage shutdown
High-side and low-side thermal shutdown
Cross-conduction protection
Current limitation
Very low standby power consumption
PWM operation up to 20 khz
Protection against:
– Loss of ground and loss of V
Current sense output proportional to motor
current
Charge pump output for reverse polarity
protection
Output protected against short to ground and
short to V
Type
CC
®
: lead free and RoHS compliant
18 mΩ typ
(per leg)
R
®
DS(on)
M0 technology that allows
30 A
I
out
CC
V
41 V
ccmax
Doc ID 15701 Rev 8
Power MOSFET with an intelligent
signal/protection circuit.
The three dice are assembled in
MultiPowerSO-30 package on electrically isolated
lead-frames. This package, specifically designed
for the harsh automotive environment offers
improved thermal performance thanks to exposed
die pads. The input signals IN
directly interface to the microcontroller to select
the motor direction and the brake condition.
The DIAG
to an external pull-up resistor, enable one leg of
the bridge. They also provide a feedback digital
diagnostic signal. The CS pin allows to monitor
the motor current by delivering a current
proportional to its value when CS_DIS pin is
driven low or left open. The PWM, up to 20 KHz,
lets us to control the speed of the motor in all
possible conditions. In all cases, a low-level state
on the PWM pin turns-off both the LS
switches. When PWM rises to a high-level, LS
LS
state.
Output current limitation and thermal shutdown
protects the concerned high-side in short to
ground condition.
The short to battery condition is revealed by the
overload detector or by thermal shutdown that
latches off the relevant low-side.
Active V
against low energy spikes in all configurations for
the motor.
CP pin provides the necessary gate drive for an
external n-channel PowerMOS used for reverse
polarity protection.
B
turn-on again depending on the input pin
CC
Automotive fully integrated
A
/EN
pin voltage clamp protects the device
A
H-bridge motor driver
or DIAG
MultiPowerSO-30™
VNH5019A-E
B
/EN
A
B
, when connected
and IN
A
B
and LS
can
www.st.com
A
1/37
B
or
1

Related parts for VNH5019A-E

VNH5019A-E Summary of contents

Page 1

... Active V against low energy spikes in all configurations for the motor. CP pin provides the necessary gate drive for an external n-channel PowerMOS used for reverse polarity protection. Doc ID 15701 Rev 8 VNH5019A-E Automotive fully integrated H-bridge motor driver MultiPowerSO-30™ and IN A /EN or DIAG ...

Page 2

... MultiPowerSO-30 thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 3.1.1 3.1.2 4 Package and packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 4.1 ECOPACK 4.2 MultiPowerSO-30 mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 4.3 MultiPowerSO-30 suggested land pattern . . . . . . . . . . . . . . . . . . . . . . . . 32 4.4 MultiPowerSO-30 packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 5 Order codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 6 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35 2/37 Thermal calculation in clockwise and anti-clockwise operation in steady-state mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27 Thermal calculation in transient mode . . . . . . . . . . . . . . . . . . . . . . . . . . 27 ® Doc ID 15701 Rev 8 VNH5019A-E ...

Page 3

... VNH5019A-E List of tables Table 1. Suggested connections for unused and not connected pins . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 2. Pin definitions and functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 3. Block descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 4. Absolute maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Table 5. Thermal data Table 6. Power section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Table 7. Logic inputs (INA, INB, ENA, ENB,PWM, CS_DIS Table 8. Switching ( Table 9 ...

Page 4

... MultiPowerSO-30 LSD thermal impedance junction ambient single pulse . . . . . . . . . . . . . 28 Figure 22. Thermal fitting model of an H-bridge in MultiPowerSO- Figure 23. MultiPowerSO-30 package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Figure 24. MultiPowerSO-30 suggested pad layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Figure 25. MultiPowerSO-30 tube shipment (no suffix Figure 26. MultiPowerSO-30 tape and reel shipment (suffix “TR” 4/37 Doc ID 15701 Rev 8 VNH5019A-E ...

Page 5

... VNH5019A-E 1 Block diagram and pin description Figure 1. Block diagram Block diagram and pin description Doc ID 15701 Rev 8 5/37 ...

Page 6

... OUT N.C. OUT A GND Heat Slug2 GND GND OUT N. N.C. OUT GND OUT GND B Heat Slug3 GND N.C. 16 OUT INPUTx, PWM N.C. OUTx DIAGx/ENx X X Through 10 kΩ X Not allowed Function Table 13: Truth table in fault conditions ) VNH5019A CS_DIS X resistor ...

Page 7

... VNH5019A-E Table 2. Pin definitions and functions (continued) Pin 15, 16, 21 26, 27, 28 18, 19 GNDA and GNDB must be externally connected together ) Table 3. Block descriptions Name Logic control Overvoltage + undervoltage High-side, low-side and clamp voltage High-side and low-side driver Linear current limiter ...

Page 8

... PowerMOS used for the reverse polarity protection Signalizes an abnormal condition of the switch (output shorted to ground or output shorted to battery) by pulling down the concerned ENx/DIAGx pin. Limits the power dissipation of the high-side driver inside safe range in case of short to ground condition. Doc ID 15701 Rev 8 VNH5019A-E ...

Page 9

... VNH5019A-E 2 Electrical specifications Figure 3. Current and voltage conventions INA V INB V 2.1 Absolute maximum ratings Stressing the device above the rating listed in the “absolute maximum ratings” table may cause permanent damage to the device. These are stress ratings only and operation of the device at these or any other conditions above those indicated in the operating sections of this specification is not implied ...

Page 10

... CC 2.2 Thermal data Table 5. Thermal data Symbol Thermal resistance junction-case HSD R thj-case Thermal resistance junction-case LSD R Thermal resistance junction-ambient thj-amb 10/37 Parameter Parameter Doc ID 15701 Rev 8 VNH5019A-E Value Unit -40 to 150 °C -55 to 150 °C has to be BAT Max ...

Page 11

... VNH5019A-E 2.3 Electrical characteristics Values specified in this section are for 8 V < V otherwise specified. Table 6. Power section Symbol Parameter Operating bridge supply V CC voltage I Supply current S Static high-side R ONHS resistance Static low-side R ONLS resistance High-side V free-wheeling diode f forward voltage High-side OFF-state I output current (per ...

Page 12

... Min Typ 200 400 ) 110 2 ) Min Typ 4.5 0 115 150 175 VNH5019A-E Max. Unit 7.5 V -0.3 0.4 V Max Unit 20 kHz 250 µs 250 µs 2 µs 2 µs 1600 µ Max Unit 5 160 ...

Page 13

... VNH5019A-E Table 9. Protection and diagnostic (continued) Symbol Low-side thermal T TSD_LS shutdown temperature (3) T Thermal reset temperature TR (3) T Thermal hysteresis HYST 1. The device is able to pass the ESD and ISO pulse requirements as specified in the the minimum threshold temperature between HS and LS TSD 3. Valid for both HSD and LSD Table 10. Current sense (8 V < ...

Page 14

... A B /EN DIAG /EN OUT OUT Doc ID 15701 Rev 8 VNH5019A-E Min Typ Max 10.5 200 and LS switches Operating mode B CSD H High imp. Brake ...

Page 15

... VNH5019A-E Figure 4. Typical application circuit for kHz PWM operation with reverse battery protection (option A) Reg 3.3K 1K DIAG / PWM μ 10K 33nF 1.5K Note: The external N-channel Power MOSFET used for the reverse battery protection should have the following characteristics: - BVdss > ...

Page 16

... G D DIAG /EN DIAG / Fault Information /EN pin is considered as an input pin by the X X /EN pin is considered as an output pin by the device Doc ID 15701 Rev 8 VNH5019A-E +5V CP 3.3K DIAG / OUT GND OUT OUT CS ...

Page 17

... VNH5019A-E The fault conditions are: ● overtemperature on one or both high-sides (for example short to ground occurs as it could be the case described in line 1 and 2 in the ● Short to battery condition on the output (saturation detection on the low-side Power MOSFET). Possible origins of fault conditions may be: ● ...

Page 18

... All functions of the device are performed as designed after exposure to disturbance. One or more functions of the device are not performed as designed after exposure to disturbance and cannot be returned to proper operation without replacing the device. Doc ID 15701 Rev 8 VNH5019A-E Test level IV Delay and impedance 2 ms, 10 Ω -100 V 0.2 ms, 10 Ω ...

Page 19

... The device sustains no more than - reverse battery conditions because of the two body diodes of the Power MOSFETs. Additionally, in reverse battery condition the I/Os of VNH5019A-E is pulled-down to the V inserted to limit the current sunk from the microcontroller I/Os target reverse current through microcontroller I/Os, series resistor is: Figure 7 ...

Page 20

... Electrical specifications Figure 8. Definition of the low-side switching times PWM V OUTA, B Figure 9. Definition of the high-side switching times V INA, V OUTA 20/37 90% t 10% 20 d(on) d(off) 90% 10% Doc ID 15701 Rev 8 VNH5019A ...

Page 21

... VNH5019A-E Figure 10. Definition of dynamic cross conduction current during a PWM operation IN = PWM I MOTOR V OUTB Doc ID 15701 Rev 8 Electrical specifications 21/37 ...

Page 22

... TSD T < TSD power limitation current limitation OUT shorted to ground A Doc ID 15701 Rev 8 /EN =1, DIAG /EN = OUT DEL =0 and DIAG /EN =0, DIAG /EN = OUT A B SHORTED TO GROUND A T TSD_HSA T TR_HSA > normal operation VNH5019A-E ...

Page 23

... VNH5019A-E Figure 12. Waveforms in full bridge operation (part 2) CS_DIS OUT A OUT B I -> OUTA OUTB I SD_LS I LSA T TSD_LS T j_LSA DIAG / DIAG / normal operation OUT CS_DIS OUT A OUT B I -> OUTA OUTB I SD_LS I LSA T TSD_LS T j_LSA DIAG / ...

Page 24

... Electrical specifications Figure 13. Definition of delay response time of sense current INPUT CS_DIS LOAD CURRENT CURRENT SENSE The VNH5019A-E can be used as a high power half-bridge driver achieving an on- resistance per leg of 9.5 mΩ. The figure below shows the suggested configuration: Figure 14. Half-bridge configuration ...

Page 25

... VNH5019A-E Figure 15. Multi-motors configuration DIAG /EN A DIAG /EN B PWM CS_DIS OUT A GND BAT OUT 2 B GND Doc ID 15701 Rev 8 Electrical specifications DIAG /EN BAT A A DIAG / PWM CS_DIS OUT OUT ...

Page 26

... CHIP 1 R thA R thAB R CHIP 2 thBC R thB vs PCB copper area in open box free air thj-amb Area (refer to PCB layout) Doc ID 15701 Rev 8 VNH5019A-E R thAC CHIP 3 R thC RthA RthB = RthC RthAB = RthAC RthBC ...

Page 27

... VNH5019A-E 3.1.1 Thermal calculation in clockwise and anti-clockwise operation in steady-state mode Table 17. Thermal calculation in clockwise and anti-clockwise operation in steady-state mode Chip 1 Chip 2 Chip 3 P dchip1 ON OFF ON P dchip1 ON ON OFF ON OFF OFF P dchip1 P dchip1 dchip3 3.1.2 Thermal calculation in transient mode • Z ...

Page 28

... Figure 21. MultiPowerSO-30 LSD thermal impedance junction ambient single pulse 100 LSD-16 cm^2 Cu LSD-8 cm^2 Cu LSD-4 cm^2 Cu LSD-footprint LsLsD-16 cm^2 Cu LsLsD-8 cm LsLsD-4 cm^2 Cu LsLsD-footprint 1 0.1 0.001 28/37 ZTH -HSD @ cu area HSD-16 cm^2 Cu HSD-8 cm^2 Cu HSD-4 cm^2 Cu HSD-footprint HsLsD-16 cm^2 Cu HsLsD-8 cm^2 Cu HsLsD-4 cm^2 Cu HsLsD-footprint 0.01 0.1 time (sec) 1 ZTH -LSD @ cu area Z ls 0.01 0.1 1 time (sec) Doc ID 15701 Rev 8 VNH5019A-E 10 100 Z lsls 10 100 1000 1000 ...

Page 29

... VNH5019A-E Figure 22. Thermal fitting model of an H-bridge in MultiPowerSO-30 Table 18. Thermal parameters Area/island ( (°C/ (°C/ R10 = R16 (°C/W) R4 (°C/W) R5 (°C/W) R6 (°C/ R15 (°C/W) R11 = R17 (°C/W) R12 = R18 (°C/W) R13 = R19 (°C/W) R14 = R20 (°C/W) R21 = R22 (°C/W) R23 (°C/ C15 (W.s/° ...

Page 30

... ECOPACK specifications, grade definitions and product status are available at: ® ECOPACK trademark. 4.2 MultiPowerSO-30 mechanical data Figure 23. MultiPowerSO-30 package dimensions 45° 30/ Doc ID 15701 Rev 8 VNH5019A-E www.st.com . S L BOTTOM VIEW ® ...

Page 31

... VNH5019A-E Table 19. MultiPowerSO-30 mechanical data Symbol Package and packing information Data book mm Min. Typ. 1.85 0 0.42 0.23 17.1 17.2 18.85 15 5.55 4.6 9.6 0.8 0° Doc ID 15701 Rev 8 Max. 2.35 2.25 0.1 0.58 0.32 17.3 19.15 16.1 6.05 5.1 10.1 1.15 10° 7° 31/37 ...

Page 32

... Package and packing information 4.3 MultiPowerSO-30 suggested land pattern Figure 24. MultiPowerSO-30 suggested pad layout 32/37 Doc ID 15701 Rev 8 VNH5019A-E ...

Page 33

... VNH5019A-E 4.4 MultiPowerSO-30 packing information The devices can be packed in tube or tape and reel shipments (see summary for packaging quantities). Figure 25. MultiPowerSO-30 tube shipment (no suffix) C Figure 26. MultiPowerSO-30 tape and reel shipment (suffix “TR”) Package and packing information Dimension Base q.ty A Bulk q.ty Tube length (± 0.5) ...

Page 34

... Order codes 5 Order codes Table 20. Device summary Package MultiPowerSO-30 34/37 Order codes Tube VNH5019A-E Doc ID 15701 Rev 8 VNH5019A-E Tape and reel VNH5019TR-E ...

Page 35

... VNH5019A-E 6 Revision history Table 21. Document revision history Date 22-Jan-2008 04-Nov-2009 16-Dec-2009 06-Apr-2010 19-Apr-2010 25-May-2010 Revision 1 Initial release. Uploaded corporate template by using V3 version Table 5: Thermal data Added Section 2.1: Absolute maximum ratings – Added text Table 6: Power section – added max value for IN ...

Page 36

... T TSD TR HYST – added row TSD_LS Updated Table 13: Truth table in fault conditions (detected on OUTA) Updated Figure 11: Waveforms in full bridge operation (part 1) and Figure 12: Waveforms in full bridge operation (part 2) Doc ID 15701 Rev 8 VNH5019A-E Changes . = 0. °C) CC LOAD : added note : ...

Page 37

... VNH5019A-E Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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