L9953 STMicroelectronics, L9953 Datasheet
L9953
Specifications of L9953
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L9953 Summary of contents
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... Description The L9953 and L9953XP are microcontroller driven multifunctional door actuator driver for automotive applications three DC motors and three grounded resistive loads can be driven with five half bridges and three highside drivers. ...
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... Programmable softstart function to drive loads with higher inrush current 21 4 Functional description of the SPI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 4.1 Serial Peripheral Interface (SPI 4.2 Chip Select Not (CSN 4.3 Serial Data In (DI 4.4 Serial Data Out (DO 4.5 Serial clock (CLK 4.6 Input data register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 4.7 Status register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 2/38 Doc ID 14278 Rev 3 L9953 / L9953XP ...
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... L9953 / L9953XP 4.8 Scan mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 4.9 Test mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 4.10 SPI - input data and Status registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 5 Packages thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 6 Package and packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 6.1 ECOPACK 6.2 PowerSO-36™ package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 6.3 PowerSSO-36™ package information . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 6.4 PowerSO-36™ packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34 6.5 PowerSSO-36™ ...
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... DO timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 17. CSN timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 18. Test mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25 Table 19. SPI - input data and Status registers Table 20. SPI - input data and status registers Table 21. PowerSO-36™ mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Table 22. PowerSSO-36™ mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Table 23. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37 4/38 Doc ID 14278 Rev 3 L9953 / L9953XP ...
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... L9953 / L9953XP List of figures Figure 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Figure 2. Configuration diagram (top view Figure 3. SPI - transfer timing diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 4. SPI - input timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Figure 5. SPI - DO valid data delay time and valid time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 6. SPI - DO enable and disable time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 7. SPI - driver turn-on/off timing, minimum CSN hi time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Figure 8 ...
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... The output stage of both switches is a power OUT2 DMOS transistor. Each driver has an internal parasitic reverse diode OUT3 (bulk-drain-diode: highside driver from output to VS, lowside driver from GND to output). This output is over-current and open load protected. Doc ID 14278 Rev 3 L9953 / L9953XP irro irro rtic ...
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... L9953 and micro controller is enabled by pulling the input CSN to low level input voltage of more than 7.5V is applied to CSN pin the L9953 will be switched into a test mode. Serial data output The diagnosis data is available via the SPI and this tristate-output. The ...
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... Each highside driver is a power DMOS transistor with an internal parasitic reverse diode from each output to VS (bulk-drain-diode). Each output is over-current and open load protected. NC Not connected pins PowerSO- PowerSSO-36 Doc ID 14278 Rev 3 L9953 / L9953XP Function 36 GND OUT8 OUT7 32 Vs OUT6 31 30 ...
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... L9953 / L9953XP 2 Electrical specifications 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 ...
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... T = 85°C test V = 16V CSN = 16V CSN = V CC OUT1 - OUT8 floating V = 16V CSN = V CC standby mode OUT1 - OUT8 floating T = 130°C test Doc ID 14278 Rev 3 L9953 / L9953XP Min. Typ. T 130 increasing T j 150 decreasing 5 Min. Typ 5. ( 5.3V CC ...
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... L9953 / L9953XP Table 8. Overvoltage and under voltage detection Symbol V VS UV-threshold voltage SUV UV-threshold voltage SUV OFF V VS UV-hysteresis SUV hyst V VS OV-threshold voltage SOV OFF V VS OV-threshold voltage SOV OV-hysteresis SOV hyst V Power-On-reset threshold POR OFF V Power-On-reset threshold POR ON V Power-On-reset hysteresis POR hyst Table 9 ...
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... Source, V =13 Source, V =13 =13 corresponding lowside driver is not active V =13 =13 corresponding highside driver is not active V =13 Doc ID 14278 Rev 3 L9953 / L9953XP Min. Typ. Max = 25 °C, j 800 1100 = 125 °C, j 1250 1700 = 25 °C, j 150 200 = 125 °C, j 225 300 = 25 °C, j 500 700 = 125 ° ...
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... L9953 / L9953XP Table 11. OUT1 - OUT8 (continued) Symbol Cross current protection time, source to sink Cross current protection time, sink to source Switched-off output I current highside drivers of QLH OUT1-8 Switched-off output I current lowside drivers of QLL OUT1-5 Open load detection I current of OUT1, OUT2 OLD123 and OUT3 ...
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... Switching from standby to active mode. Time until output drivers are enabled Parameter Test condition 3.5V V CSN V CLK V V PWM 0 V < V (1) Parameter Test condition SPI communication @ 2MHz. Doc ID 14278 Rev 3 L9953 / L9953XP Min. Typ. 160 Min. Typ 1 - < ...
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... L9953 / L9953XP Table 15. DO Symbol V Output low level DOL V Output high level DOH I Tristate leakage current DOLK Tristate input ( capacitance 1. Value of input capacity is not measured in production test. Parameter guaranteed by design. Table 16. DO timing Symbol t DO rise time fall time enable time ...
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... CSN low to high: actual data is fault bit fault bit fault bit transfered to output power switches transfered to output power switches transfered to output power switches old data old data old data t t set CSN CLKH t t set DI hold DI Valid Doc ID 14278 Rev 3 L9953 / L9953XP ...
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... L9953 / L9953XP Figure 5. SPI - DO valid data delay time and valid time CLK DO (low to high) DO (high to low) Figure 6. SPI - DO enable and disable time CSN DO pull-up load to VCC C = 100 pull-down load to GND C = 100 tri tri H Doc ID 14278 Rev 3 Electrical specifications 0.8 VCC 0.5 VCC ...
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... ON OFF state CSN high to low and CLK stays low: status information of data bit 0 (fault condition) is transfered to DO DI: data is not accepted 0 - DO: status information of data bit 0 (fault condition) will stay as long as CSN is low Doc ID 14278 Rev 3 L9953 / L9953XP 80% 50% 20% 80% 50% ...
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... Standby mode The standby mode of the L9953 is activated by clearing the bit 23 of the Input Data Register 0. All latched data will be cleared and the inputs and outputs are switched to high impedance. In the standby mode the current at V CSN = high (DO in tristate) ...
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... V S drops below the under voltage threshold V S recovers to normal operating voltage the outputs stages return to the a temperature warning flag is set and is detectable j TW Doc ID 14278 Rev 3 L9953 / L9953XP (typical 21 SOV OFF (UV-switch-OFF SUV OFF , the thermal the corresponding dOL = 32 µ ...
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... L9953 / L9953XP 3.10 Current monitor The current monitor output sources a current image at the current monitor output which has a fixed ratio (1/10000) of the instantaneous current of the selected highside driver. The bits 18 and 19 of the Input Data Register 0 control which of the outputs OUT1, OUT4, OUT5, and OUT8 will be multiplexed to the current monitor output ...
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... Application information Figure 9. Example of programmable softstart function for inductive loads 22/38 Doc ID 14278 Rev 3 L9953 / L9953XP ...
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... The state when CSN is going low until the rising edge of CSN will be called a communication frame. If the CSN-input pin is driven above 7.5V, the L9953 will go into a test mode. In the test mode the DO will go from tri-state to active mode. ...
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... If the thermal shutdown bit is set, all drivers will go into a high impedance state. Again the microcontroller has to clear the bit to enable the drivers. 4.8 Scan mode The Scan Mode can be entered by rising the PWM1 input to a voltage higher than 9.5V. 24/38 Doc ID 14278 Rev 3 L9953 / L9953XP ...
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... L9953 / L9953XP 4.9 Test mode The Test Mode can be entered by rising the CSN input to a voltage higher than 9.5V. In the test mode the inputs CLK, DI, PWM1/2, the internal 2MHz CLK, OL and OC can be multiplexed to output DO and Iref, Tsens1-4 and Vbgp can be multiplexed to input CM/PWM2 ...
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... OUT4 Doc ID 14278 Rev 3 L9953 / L9953XP Status register 0 (read) Name Comment A broken VCC-or SPI- connection of the L9953 can be detected by the microcontroller, because all 24 bits low or high is not a valid frame. In case of an overvoltage or undervoltage event the corresponding bit is set and the outputs are deactivated. If ...
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... L9953 / L9953XP Table 19. SPI - input data and Status registers 0 (continued) Input register 0 (write) Bit Name OUT8 – on/off 16 x (don’t care) OUT7 – on/off OUT6 – on/off 13 x (don’t care (don’t care (don’t care) OUT5 – on/off OUT5 – ...
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... Doc ID 14278 Rev 3 L9953 / L9953XP Status register 1 (read) Name Comment A broken VCC-or SPI- connection of the L9953 can be detected by the Always 1 microcontroller, because all 24 bits low or high is not a valid frame. In case of an overvoltage VS overvoltage ...
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... L9953 / L9953XP Table 20. SPI - input data and status registers 1 (continued) Input register 1 (write) Bit Name 17 OUT5 OC 16 Recovery Enable OUT4 OC 15 Recovery Enable OUT3 OC 14 Recovery Enable OUT2 OC 13 Recovery Enable OUT1 OC 12 Recovery Enable OUT8 PWM1 11 Enable OUT7 PWM2 9 Enable ...
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... Packages thermal data 5 Packages thermal data Figure 10. Packages thermal data 30/38 Doc ID 14278 Rev 3 L9953 / L9953XP ...
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... L9953 / L9953XP 6 Package and packing information ® 6.1 ECOPACK In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ® ECOPACK trademark. 6.2 PowerSO-36™ package information Figure 11. PowerSO-36™ ...
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... R s 32/38 Millimeters Min. Typ. 0.10 0 0.22 0.23 15.80 9.40 13.90 10.90 5.80 0.65 11.05 0 15.50 0.8 Doc ID 14278 Rev 3 L9953 / L9953XP Max. 3.60 0.30 3.30 0.10 0.38 0.32 16.00 9.80 14.5 11.10 2.90 6.20 0.10 15.90 1.10 1.10 10 deg 8 deg ...
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... L9953 / L9953XP 6.3 PowerSSO-36™ package information Figure 12. PowerSSO-36™ package dimensions Table 22. PowerSSO-36™ mechanical data Symbol Package and packing information Millimeters Min. Typ 2. 0.18 - 0.23 - 10. 0.5 - 8 0° Doc ID 14278 Rev 3 Max. 2.45 2.35 0.1 0.36 0.32 10 ...
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... Package and packing information Table 22. PowerSSO-36™ mechanical data (continued) Symbol X Y 6.4 PowerSO-36™ packing information Figure 13. PowerSO-36™ tube shipment (no suffix) 34/38 Millimeters Min. Typ. 4.3 - 6.9 - Doc ID 14278 Rev 3 L9953 / L9953XP Max. 5.2 7.5 ...
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... L9953 / L9953XP Figure 14. PowerSO-36™ tape and reel shipment (suffix “TR”) Package and packing information TAPE DIMENSIONS REEL DIMENSIONS A0 Base Qty 15.20 ± 0.1 B0 Bulk Qty 16.60 ± 0 (max) 3.90 ± 0 (min) 3.50 ± 0 (±0.2) 11.50 ± 0 (min) 24.00 ± 0.1 ...
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... D (±0.05) 1.55 D1 (min) 1.5 F (±0.1) 11.5 K (max) 2.85 P1 (±0.1) End 2 Top No components Components cover 500mm min tape Doc ID 14278 Rev 3 L9953 / L9953XP 49 1225 532 3.5 13.8 0.6 Reel dimensions Base Qty 1000 Bulk Qty 1000 A (max) 330 B (min) 1.5 C (±0. ...
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... L9953 / L9953XP 7 Revision history Table 23. Document revision history Date 23-Jan-2008 24-Jun-2009 14-May-2010 Revision 1 Initial release. Table 22: PowerSSO-36™ mechanical – Deleted A (min) value – Changed A (max) value from 2.47 to 2.45 2 – Changed A2 (max) value from 2.40 to 2.35 – Changed a1 (max) value from 0.075 to 0.1 – ...
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... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 38/38 Please Read Carefully: © 2010 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 14278 Rev 3 L9953 / L9953XP ...