L6370QTR STMicroelectronics, L6370QTR Datasheet
L6370QTR
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L6370QTR Summary of contents
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... Protection against and surge transient (IEC61000-4-5) ■ Immunity against burst transient (IEC61000-4- 4) ■ ESD protection (human body model ±2kV) Table 1. Device summary Part number L6370Q L6370QTR October 2011 2.5 A single high-side smart power switch Iout Vs Ω 2 Applications ■ Programmable logic control - 50 V ■ ...
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Contents Contents 1 Block diagram and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 1.1 Pin ...
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L6370Q 1 Block diagram and pin description Figure 1. Block diagram IN+ IN- ON-DELAY Figure 2. Pin connection (top view) UNDER VOLTAGE INPUT + - 1.4V NON DISSIPATIVE SHORT CIRCUIT OSC OUTSTATUS THERMAL PROTECTION 3mA OUTPUT STATUS Doc ID 022313 ...
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Block diagram and pin description 1.1 Pin description Table 2. Pin description ° Pin N Name 1 OUTPUT 2 OUTPUT ON-DELAY OUTPUT ...
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L6370Q Table 2. Pin description (continued) ° Pin N Name 29 DIAG2 IN OUTSTATUS GND ...
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Electrical specifications 2 Electrical specifications 2.1 Absolute maximum ratings Table 3. Absolute maximum ratings Symbol Vs Supply voltage (Tw<10ms) Vs-Vo Supply to output differential voltage. See also Vcl Vod Externally forced voltage Iod Externally forced current Vin Input voltage Vi ...
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L6370Q 2.3 Electrical characteristics ( –25 to +125°C, unless otherwise specified Table 5. Electrical characteristics Symbol Parameter Supply voltage for valid V smin diagnostics V Supply voltage (operative) s Quiescent current I q ...
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Electrical specifications Table 5. Electrical characteristics (continued) Symbol Parameter Output status threshold 1 V oth1 voltage Output status threshold 2 V oth2 voltage Output status threshold V ohys hysteresis I Output status source current osd Active output status driver drop ...
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L6370Q 3 Circuit description Figure 3. Output status hysteresis Figure 4. Undervoltage comparator hysteresis Figure 5. Switching waveforms out V ohys V oth2 V oth1 V sth3 V sth2 V sth1 50 90% 50% 10% ...
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Circuit description 3.1 Diagnostic truth table Table 7. Diagnostic truth table Diagnostic conditions Normal operation Open load condition (I Short Short circuit to ground (I (pin ON-DELAY grounded) Output DMOS open Overtemperature Supply undervoltage ( ...
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L6370Q 3.4 Short circuit operation In order to minimize the power dissipation when the output is shorted to grounded, an innovative, non dissipative short circuit protection (patent pending) is implemented, avoiding, thus the intervention of the thermal protection in most ...
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Circuit description The hysteresis (see a superimposed ripple. The under voltage status is signalled via the DIAG1 and DIAG2 outputs (see the Diagnostic Truth 3.7 Demagnetization of inductive loads An internal zener diode, limiting the voltage across the Power MOS ...
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L6370Q 4 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: www.st.com. ECOPACK® ...
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Package mechanical data Figure 8. VFQFPN48 ( 1.0 mm) package mechanical drawing 14/16 Doc ID 022313 Rev 1 L6370Q ...
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L6370Q 5 Revision history Table 9. Document revision history Date 04-Oct-2011 Revision 1 Initial release. Doc ID 022313 Rev 1 Revision history Changes 15/16 ...
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