VN5770AK-E STMicroelectronics, VN5770AK-E Datasheet
VN5770AK-E
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VN5770AK-E Summary of contents
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... Proportional load current sense – Thermal shutdown indication on both the high and low side switches Description The VN5770AK device formed by three monolithic chips housed in a standard SO-28 package: a double high side and two low side switches. The double high side is made using STMicroelectronics VIPower™ ...
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... Electrical characteristics for low side switches . . . . . . . . . . . . . . . . . . . . . 17 4 Application information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 4.1 Maximum demagnetization energy (V 5 Package and thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 5.1 SO-28 thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 6 Package and packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 6.1 ECOPACK 6.2 SO-28 package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 6.3 SO-28 packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31 7 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 2/33 CC ® packages . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29 VN5770AK-E = 13.5V ...
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... VN5770AK-E List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Table 2. Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 3. Thermal data Table 4. Dual high side switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 Table 5. Low side switch Table 6. Power section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Table 7. Switching (VCC=13V Table 8. Logic input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Table 9. Protection and diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Table 10. Current sense (8V<VCC<16V Table 11. Truth table Table 12 ...
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... SO-28 HSD thermal impedance junction ambient single pulse . . . . . . . . . . . . . . . . . . . . . 26 Figure 41. SO-28 LSD thermal impedance junction ambient single pulse Figure 42. Thermal fitting model of an H-Bridge in SO- Figure 43. SO-28 package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30 Figure 44. SO-28 tube shipment (no suffix Figure 45. Tape and reel shipment (suffix “TR” 4/33 VN5770AK-E ...
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... VN5770AK-E 1 Block diagram and pin descriptions Figure 1. Block diagram GND INPUT1 INPUT2 Overtemp. 1 Overtemp. 2 C.SENSE INPUT3 INPUT4 Vcc clamp Undervoltage Clamp 1 Driver 1 Current limiter 1 Logic Vds limiter 1 Power limitation IDS1 K IDS2 K Gate Control Over Temperature Gate Control Over Temperature Block diagram and pin descriptions ...
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... Input of Switch 1 (high-side switches) Input of Switch 2 (high-side switch) Analog current sense pin, delivers a current proportional to the load current Drain of switch 4 (low-side switch) Input of Switch 4 (low-side switch) Source of Switch 4 (low-side switch) Source of Switch 2 (high-side switch) Source of Switch 1 (high-side switch) Source of Switch 3 (low-side switch) VN5770AK-E Function ...
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... VN5770AK-E 2 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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... Electrostatic Discharge on output pins only V ESD2 (R=330Ω , C=150pF) P Total Dissipation at T tot T Operating Junction Temperature j T Case Operating Temperature c T Storage Temperature stg 8/33 Parameter =0V) INn =25°C c VN5770AK-E Value Unit Internally Clamped V Internally Clamped V +/-20 mA Ω 220 Internally Limited A -12 A 4000 V 16500 Internally limited ° ...
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... VN5770AK-E 3 Electrical characteristics 3.1 Electrical characteristics for dual high side switch Values specified in this section are for 8V < V otherwise specified (for each channel) Table 6. Power section Symbol Parameter Operating supply V CC voltage Undervoltage V USD shutdown Undervoltage shut- V USDhyst down hysteresis R On state resistance ...
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... TSD 150 175 135 7 V - Min. Typ. Max. Unit =0.5V; 850 1450 2120 =0.5V; 840 1360 980 1360 =4V; 1200 1270 1350 =4V; 1200 1270 1350 VN5770AK-E Max. Unit 0.9 V µA V µ Max. Unit 200 °C °C °C °C - 2000 1740 ...
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... VN5770AK-E Table 10. Current sense (8V<V Symbol Parameter Analog sense I SENSE0 current Max analog sense V SENSE output voltage Analog sense output voltage in V SENSEH overtemperature condition Analog sense output current in I SENSEH overtemperature condition Delay Response t time from rising DSENSE2H edge of INPUT pin ...
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... Overtemperature Undervoltage Short circuit to GND Short circuit Negative output voltage clamp Figure 5. Current sense delay characteristics INPUT LOAD CURRENT SENSE CURRENT 12/33 Vcc-Vout o Tj=150 C o Tj= Tj=-40 C Von Iout Von/Ron(T) Input Output DSENSE2H VN5770AK-E Sense 0 Nominal 0 V SENSEH < Nominal 0 t DSENSE2L ...
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... VN5770AK-E 3.2 Electrical characteristics curves for dual high side switch Figure 6. Off state output current Iloff (uA) 0.07 0.06 Off State 0.05 Vcc= 13V Vin= Vout= 0V 0.04 TBD 0.03 0.02 0.01 0 -50 - (°C) Figure 8. Input clamp voltage Vicl (V) 7 6.8 lin= 1mA 6 ...
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... I out= 3A Tc=150 °C Tc=125 °C Tc=25 °C Tc=-40 ° Vcc (V) Vcc= 13V RI = 4.3Ohm 0 -50 - 100 125 Tc (°C) Vcc= 13V RI = 4.3Ohm -50 - 100 125 Tc (°C) VN5770AK 150 175 150 175 ...
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... VN5770AK-E 3.3 Electrical characteristics for low side switches Values specified in this section are for -40°C < Tj < 150°C, unless otherwise specified Table 12. Off Symbol Parameter Drain-source Clamp V CLAMP Voltage Drain-source Clamp V CLTH Threshold Voltage Input Threshold V INTH Voltage Supply Current from ...
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... Test conditions V =5V; V =13V =5V; V =13V =5V; V =13V jsh starting T =25°C; V =24V =5V =220Ω; IN gen IN MINn L=24mH VN5770AK-E 3.0 A/µs 9.0 nC Min Typ Max Unit 0.8 V 400 ns 200 nC 1.0 A Min Typ Max Unit 6 8 µs 10 150 175 200 °C 135 ° ...
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... VN5770AK-E 3.4 Electrical characteristics for low side switches Figure 18. Static drain source on resistance Rds(on) (mohms) 1000 Tj=-40ºC 900 800 700 600 500 TBD 400 300 200 100 0 0.05 0.1 0.15 0.2 0.25 0.3 Id(A) Figure 20. Transconductance Gfs ( Vds=13V 0 ...
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... Id=3.5A Id=1A 25 5.5 6 6.5 Vin=5V Rg=220ohm 5 7.5 10 12.5 15 17.5 20 22.5 25 27.5 Vdd(V) vs. Id Vin=5V Tj=150ºC Tj=25ºC Tj= - 40ºC 0 0.5 1 1.5 2 2.5 3 3.5 Id (A) vs. input voltage Id=1.5A Tj=150ºC Tj=25ºC Tj=-40º 3.5 4 4.5 5 5.5 Vin(V) VN5770AK 6.5 ...
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... VN5770AK-E Figure 30. Normalized input threshold voltage vs. temperature Vinth (V) 2 1.8 1.6 Vds= Vin 1 1mA 1.2 1 0.8 0.6 0.4 0.2 0 -50 - (°C) Figure 32. Current limit vs. junction temperature Ilim (A) 12 Vcc= 13V 10 Vin -50 - (°C) Figure 31. Normalized on resistance vs. Ron (mOhm) 1.8 1.6 1.4 1 ...
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... Vcc Vcc Input 1 Input 2 Control Control Current Sense Input 3 Control Control Input 4 Control Control GND GND VN5770AK Vbatt Vbatt 32V > 40V Vz 32V > 40V Source 1 Source Source 2 Source 2 Drain 3 ...
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... VN5770AK-E Figure 34. Recommended motor operation Input 1 Input 1 Input 2 Input 2 Input 3 Input 3 Input 4 Input Vcc Vcc + Flyback clamped Flyback clamped Flyback energy charged Flyback energy charged by Zener diode Z by Zener diode Z into capacitor C into capacitor C Dead time to avoid cross conduction Dead time to avoid cross conduction ...
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... LOAD VOLTAGE LOAD CURRENT SENSE CURRENT T j INPUT CS_DIS LOAD CURRENT SENSE CURRENT 22/33 NORMAL OPERATION UNDERVOLTAGE V USDhyst V USD SHORT TO V <Nominal OVERLOAD OPERATION T T TSD current power limitation limitation SHORTED LOAD VN5770AK-E CC <Nominal I LIMH I LIML V SENSEH thermal cycling NORMAL LOAD ...
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... VN5770AK-E 4.1 Maximum demagnetization energy (V Figure 36. Maximum turn off current versus load inductance I (A) LMAX 100 Single Pulse Repetitive pulse Repetitive Pulse at T 0.1 0. Note: Values are generated with R In the case of repetitive pulses, T must not exceed the temperature specified above for curves B and C. ...
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... Figure 39. Auto and mutual Rthj-amb vs PCB copper area in open box free air condition Rth (˚C/ See Figure 38. For more detailed information see 24/33 R thAB HIGH SIDE CHIP channels 1,2 R thA R thBC ( Area (refer to PCB layout) Table 18 and VN5770AK-E R thAC LOW SIDE CHIP channel 4 R thC RthA RthB = RthC RthAB = RthAC RthBC Table 19. 7 ...
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... VN5770AK-E Table 18. Thermal calculations in clockwise and anti-clockwise operation in steady- state mode OFF OFF OFF ON ON Table 19. Thermal resistances definitions thHS thHS1 thLS thLS3 thHSLS thHS1LS4 thLSLS thLS3LS4 1. values dependent on PCB heatsink area Table 20. Single pulse thermal impedance definitions Z thHS thLS thLS3 ...
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... Figure 40. SO-28 HSD thermal impedance junction ambient single pulse ZTH (˚C/W) 100 10 1 0.1 0.001 0.01 Figure 41. SO-28 LSD thermal impedance junction ambient single pulse ZTH (˚C/W) 100 10 0.1 0.001 0.01 26/33 HSD HsLsD 0 time (sec) LSD LsLsD 0 time (sec) VN5770AK-E Footprint Footprint 100 1000 Footprint Footprint ...
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... VN5770AK-E Equation 1: pulse calculation formula ⋅ THδ TH δ ⁄ where p Figure 42. Thermal fitting model of an H-Bridge in SO-28 Table 22. Thermal parameters Area/island (cm R1 (°C/W) R2 (°C/W) R3 (°C/W) R4 (°C/W) R5 (°C/W) R6 (°C/W) R7 (°C/W) R8 (°C/W) R9 (°C/W) R10 (°C/W) R11 (°C/W) R12 (°C/W) R13 (°C/W) R14 (°C/W) δ ...
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... VN5770AK 44.28 32.28 44.28 32.28 1.7 3.25 1.7 3.25 1.7 3.25 ...
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... VN5770AK-E 6 Package and packing information ® 6.1 ECOPACK In order to meet environmental requirements, ST offers these devices in ECOPACK packages. These packages have a Lead-free second-level interconnect. The category of Second-Level Interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label ...
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... Package and packing information Figure 43. SO-28 package dimensions 30/33 VN5770AK-E ...
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... VN5770AK-E 6.3 SO-28 packing information Figure 44. SO-28 tube shipment (no suffix) C Figure 45. Tape and reel shipment (suffix “TR”) Tape dimensions According to Association (EIA) Standard 481 rev. A, Feb. 1986 Tape width Tape Hole Spacing Component Spacing Hole Diameter Hole Diameter Hole Position ...
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... Figure 22: Thermal parameters High-side and low-side characteristic curves added. Figure 35: Waveforms Section 4.1: Maximum demagnetization energy (V added. Figure 33: Typical application schematic 3 Table 10: Current sense (8V<VCC<16V) Table 10: Current sense (8V<VCC<16V) 4 modified VN5770AK-E Changes updated. updated. updated. updated. added. added. added. = 13.5V) CC added. ...
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... VN5770AK-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. ...