L6398 STMICROELECTRONICS [STMicroelectronics], L6398 Datasheet
L6398
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L6398 Summary of contents
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... L6398D L6398DTR April 2011 High voltage high and low side driver Description The L6398 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. The high side (floating) section is designed to stand a voltage rail up to 600 V ...
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... Electrical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4.1 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4.2 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 4.3 Recommended operating conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 5 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 5.1 AC operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 5.2 DC operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 6 Waveforms definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 7 Typical application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 8 Bootstrap driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 8.1 CBOOT selection and charging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 9 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 10 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 2/16 Doc ID 18199 Rev 3 L6398 ...
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... L6398 1 Block diagram Figure 1. Block diagram Doc ID 18199 Rev 3 Block diagram 3/16 ...
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... HIN I High side driver logic input (active high) VCC P Lower section supply voltage GND P Ground (1) O Low side driver output OUT P High side (floating) common voltage (1) O High side driver output P Bootstrapped supply voltage Doc ID 18199 Rev 3 L6398 Function > This CC ...
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... L6398 3 Truth table Table 3. Truth table LIN Input HIN Doc ID 18199 Rev 3 Truth table Output LVG HVG 5/16 ...
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... Value Min Max -0 0.3 boot boot -0.3 620 0.3 out boot -0 0 800 150 -50 150 SO-8 DIP-8 150 100 Min Max 10 20 9 580 = 1 nF 800 L -40 125 L6398 Unit V/ns mW °C °C Unit °C/W Unit kHz °C ...
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... L6398 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 off propagation delay (1) DT Dead time t Rise time Fall time f 1. See Figure 4 on page 9 ...
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... V 10 120 200 290 250 430 0.8 2.25 0.8 110 175 260 CBOOT1 2 CC CBOOT2 . L6398 Unit μA μ μA μA μA Ω μA μA μA μA )] ...
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... L6398 6 Waveforms definitions Figure 4. Dead time and interlocking waveforms definitions CONTROL SIGNAL EDGES OVERLAPPED: INTERLOCKING + DEAD TIME CONTROL SIGNALS EDGES SYNCHRONOUS (*): DEAD TIME CONTROL SIGNALS EDGES NOT OVERLAPPED, BUT INSIDE THE DEAD TIME: DEAD TIME CONTROL SIGNALS EDGES NOT OVERLAPPED, OUTSIDE THE DEAD TIME: ...
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... Typical application diagram 7 Typical application diagram Figure 5. Application diagram 10/16 Doc ID 18199 Rev 3 L6398 ...
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... drop ch arg e dson Doc ID 18199 Rev 3 Bootstrap driver (Figure 6). In the L6398 a patented Q gate ------------- - V gate is proportional to the cyclical voltage loss. EXT = 100 nF the drop would be BOOT selection has to take into account also the time in which both conditions are ...
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... In fact: charge 30nC ⋅ -------------- - 120Ω drop 5μs D BOOT V CC HVG LVG V CC HVG LVG Doc ID 18199 Rev 3 is the on resistance of the dson ∼ 0.7V is calculated: if this drop BOOT BOOT H.V. C BOOT OUT TO LOAD BOOT H.V. C BOOT OUT TO LOAD L6398 ...
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... L6398 9 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. Table 9. DIP-8 mechanical data Dim ...
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... Figure 9. Package dimensions 14/16 mm. Min Typ Max 1.35 1.75 0.10 0.25 1.10 1.65 0.33 0.51 0.19 0.25 4.80 5.00 3.80 4.00 1.27 5.80 6.20 0.25 0.50 0.40 1.27 0° (min.), 8° (max.) 0.10 Doc ID 18199 Rev 3 L6398 inch Min Typ Max 0.053 0.069 0.004 0.010 0.043 0.065 0.013 0.020 0.007 0.010 0.189 0.197 0.15 0.157 0.050 0.228 0.244 0.010 0.020 0.016 0.050 0.004 ...
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... L6398 10 Revision history Table 10. Document revision history Date 14-Dec-2010 16-Feb-2011 01-Apr-2011 Revision 1 First release. 2 Updated Table 8. 3 Typo in coverpage Doc ID 18199 Rev 3 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: © 2011 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com Doc ID 18199 Rev 3 L6398 ...