L6375D STMicroelectronics, L6375D Datasheet
L6375D
Specifications of L6375D
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L6375D Summary of contents
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... Order codes L6375D L6375DTR June 2009 Description The L6375D is a monolithic Intelligent power switch in BCDmultipower technology, for driving inductive or resistive loads with controlled output voltage slew rate and short circuit protection. An internal clamping diode enables the fast demagnetization of inductive loads. Diagnostic for ...
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... Switching waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.5 Input section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.6 Overtemperature protection (OVT 2.7 Undervoltage protection (UV 2.8 Overcurrent operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 2.9 Diagnostic logic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.10 Demagnetization of inductive loads . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.11 Diagnostic truth table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 3 Application circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 5 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 2/16 Doc ID 13678 Rev 2 L6375D ...
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... L6375D 1 Block diagram and pin description Figure 1. Block diagram Block diagram and pin description Doc ID 13678 Rev 2 3/16 ...
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... DIAGNOSTIC 1 output. This open drain reports the IC working DIAG1 conditions. (See diagnostic truth DIAGNOSTIC 2 output. This open drain reports the IC working DIAG2 conditions. (See diagnostic truth IN+ Comparator inverting input Programmable ON time interval duration during short circuit operation N.C. Not connected Doc ID 13678 Rev 2 L6375D Function Figure 4) Table 6) Table 6) ...
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... L6375D 2 Electrical specifications 2.1 Absolute maximum ratings Table 3. Absolute maximum ratings Symbol Supply voltage (tw < Supply voltage (DC Supply to output differential voltage s out V Externally forced voltage od I Externally forced current od I Output current (see also Isc) out V Output voltage out P Power dissipation ...
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... J 320 = 25°C 250 J 400 0 2Ω; 0.75 1 +85° 4 4.5 300 500 2 L6375D Max Unit 7.5 V 700 mV μ 400 mV 0 μA 250 μA 280 mV 440 mV 350 mV 550 mV μA 100 1.5 ...
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... L6375D Table 5. Electrical characteristics (continued) Symbol Active output status driver drop V osd voltage Output status driver leakage I oslk current V Diagnostic drop voltage dgl I Diagnostic leakage current dglk Over temperature upper T max threshold T Over temperature hysteresis hys AC operation (pin numbering referred to Minidip package) ...
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... MOS is switched off and DIAG1 and DIAG2 (see diagnostic truth table). Normal operation is resumed as soon as Vs exceeds Vsth. The hysteretic behaviour prevents intermittent operation at low supply voltage. 8/16 = 130 °C (typical value). The hysteresis avoid that an intermittent hys falls below V s Doc ID 13678 Rev 2 L6375D -V (typically 7.5 V, see fig.1) sth shys ...
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... L6375D 2.8 Overcurrent operation In order to implement a short circuit protection the output power MOS is driven in linear mode to limit the output current to the I to the Isc value) lasts for a Ton time interval, that can be set by means of a capacitor (C connected to the ON DELAY pin according to the following formula: = 1.28 μ ...
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... Short circuit to ground (I (pin ON-DELAY grounded) Output DMOS open Overtemperature Supply undervoltage ( cold lamp filament capacitive load may activate the current limiting circuit of the IPS, when the IPS is initially turned on. 10/16 < old ( < sth2 Doc ID 13678 Rev 2 Input Output Diag1 L6375D Diag2 ...
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... L6375D 3 Application circuits Figure 5. Inductive load equivalent circuit Figure 6. External demagnetization circuit (versus ground) Doc ID 13678 Rev 2 Application circuits 11/16 ...
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... Application circuits Figure 7. External demagnetization circuit (versus vs) Figure 8. Application schematic ON-DELAY 12/16 Doc ID 13678 Rev 2 L6375D (IEC 61000-4-5) (IEC 61000-4-6) ...
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... L6375D 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 trademark. Doc ID 13678 Rev 2 Package mechanical data ® 13/16 ...
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... Doc ID 13678 Rev 2 L6375D inch Min Typ Max 0.093 0.104 0.004 0.012 0.013 0.020 0.009 0.013 0.496 0.512 0.291 0.299 0.050 0.394 ...
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... L6375D 5 Revision history Table 8. Document revision history Date 24-Jul-2007 29-Jun-2009 Revision 1 Initial release 2 Updated Table 5 on page 7 Doc ID 13678 Rev 2 Revision history Changes 15/16 ...
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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 16/16 Please Read Carefully: © 2009 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 13678 Rev 2 L6375D ...