l6391n STMicroelectronics, l6391n Datasheet
l6391n
Related parts for l6391n
l6391n Summary of contents
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... Motor driver for home appliances, factory automation, industrial drives and fans. ■ HID ballasts, power supply units. Table 1. Device summary Order codes L6391N L6391D L6391DTR December 2010 High-voltage high and low side driver Description The L6391 is a high-voltage device manufactured with the BCD “OFF-LINE” technology single chip half-bridge gate driver for N-channel power MOSFET or IGBT ...
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Contents Contents 1 Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
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L6391 1 Block diagram Figure 1. Block diagram Doc ID 17892 Rev 1 Block diagram 3/21 ...
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Pin connection 2 Pin connection Figure 2. Pin connection (top view) Table 2. Pin description Pin n # Pin name 1 2 SD/ LVG HVG 14 BOOT 1. The ...
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L6391 3 Truth table Table 3. Truth table Note: X: don't care Input LIN HIN Doc ID 17892 Rev 1 Truth table Output LVG ...
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Electrical data 4 Electrical data 4.1 Absolute maximum ratings Table 4. Absolute maximum rating Symbol V Supply voltage cc V Output voltage out V Bootstrap voltage boot V High side gate output voltage hvg V Low side gate output voltage ...
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L6391 4.3 Recommended operating conditions Table 6. Recommended operating conditions Symbol Pin (1) V 14- out boot ...
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Electrical characteristics 5 Electrical characteristics 5.1 AC operation Table 7. AC operation electrical characteristics (V Symbol Pin Parameter High/low side driver turn- propagation delay High/low side driver turn-off t off propagation delay ...
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L6391 Figure 3. Timing LIN LVG HIN HVG SD LVG/HVG Figure 4. Typical dead time vs. DT resistor value 50 90 90 Doc ...
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Electrical characteristics 5.2 DC operation Table 8. DC operation electrical characteristics (V Symbol Pin Parameter hysteresis cc_hys turn ON threshold cc_thON turn OFF threshold cc_thOFF cc Undervoltage quiescent I ...
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L6391 Table 8. DC operation electrical characteristics (V Symbol Pin Parameter Logic inputs V Low logic level voltage High logic level voltage Single input voltage il_S HIN logic “1” input bias ...
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Waveforms definitions 6 Waveforms definitions Figure 5. Dead time and interlocking waveforms definitions LIN HIN CONTROL SIGNAL EDGES OVERLAPPED: INTERLOCKING + DEAD TIME LVG HVG (HALF-BRIDGE TRI-STATE) LIN CONTROL SIGNALS EDGES HIN SYNCHRONOUS (*): DEAD TIME LVG HVG LIN CONTROL ...
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L6391 7 Smart shut down function L6391 integrates a comparator committed to the fault sensing function. The comparator input can be connected to an external shunt resistor in order to implement a simple over- current detection function. The output signal ...
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Smart shut down function In common over-current protection architectures the comparator output is usually connected to the SD input and an RC network is connected to this SD/OD line in order to provide a mono-stable circuit, which implements a protection ...
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L6391 8 Typical application diagram Figure 7. Application diagram Doc ID 17892 Rev 1 Typical application diagram 15/21 ...
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Bootstrap driver 9 Bootstrap driver A bootstrap circuitry is needed to supply the high voltage section. This function is normally accomplished by a high voltage fast recovery diode integrated structure replaces the external diode realized by a high ...
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L6391 The following equation is useful to compute the drop on the bootstrap DMOS: Equation 3 where Q is the gate charge of the external power MOS, R gate bootstrap DMOS and T For example: using a power MOS with ...
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Package mechanical data 10 Package mechanical data 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: ...
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L6391 Table 11. SO-14 mechanical data Dim Figure 11. Package dimensions mm. Min Typ Max 1.75 0.1 0.2 1.65 0.35 0.46 0.19 0.25 0.5 ...
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Revision history 11 Revision history Table 12. Document revision history Date 14-Dec-2010 20/21 Revision 1 First release Doc ID 17892 Rev 1 L6391 Changes ...
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... L6391 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. ...