L9788 datasheet(14/264 Pages) STMICROELECTRONICS

14 / 264 page

List of figures

L9788

14/264

DS12308 Rev 4

(Scenario 24 and 25) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247

Figure 100. Main relay driver timeout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248

Figure 101. Power HOLD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248

Figure 102. Overcurrent OVC removed before VB present with KEY_IN high and Overcurrent OVC

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removed before VB present with KEY_IN stays high . . . . . . . . . . . . . . . . . . . . . . . . . . . . 249

Figure 103. Overcurrent OVC permanent after VB present with KEY_IN high . . . . . . . . . . . . . . . . . . 249

Figure 104. Overcurrent OVC permanent after VB present with KEY_IN high - unlimited retry . . . . . 250

Figure 105. Overcurrent OVC removed before Tres activation with KEY_IN high and Overcurrent

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OVC permanent in PHOLD. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 250

Figure 106. Overcurrent not permanent battery OVC not permanent before VB present with . . . . . . . . .

WK_IN/WAKE_UP_EOT/CAN detection (scenario 17) . . . . . . . . . . . . . . . . . . . . . . . . . . 251

Figure 107. Overcurrent not permanent battery OVC not permanent before VB present with . . . . . . . . .

WK_IN/WAKE_UP_EOT/CAN detection (scenario 18) . . . . . . . . . . . . . . . . . . . . . . . . . . 251

Figure 108. Overcurrent not permanent battery OVC not permanent after VB present with . . . . . . . . . .

WK_IN/WAKE_UP_EOT/CAN detection - no retry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252

Figure 109. Overcurrent in permanent battery restart conditions during KEY or WK_IN or . . . . . . . . . . .

WK_UP_EOT/CAN detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 252

Figure 110. Overcurrent in permanent battery PHOLD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253

Figure 111. Overtemperature in permanent battery restart conditions during KEY or WK_IN or . . . . . . .

WAKE_UP_EOT/CAN detection. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 253

Figure 112. Overtemperature in permanent battery PHOLD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 254

Figure 113. Overtemperature (permanent fault) in not permanent battery Power on by KEY detection . 254

Figure 114. Overtemperature (not permanent fault) in not permanent battery Power on by KEY detection . 255

Figure 115. Overtemperature in not permanent battery Power on by WK_IN or WAKE_UP_EOT/CAN

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detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 255

Figure 116. Overtemperature in not permanent battery Power on by PHOLD . . . . . . . . . . . . . . . . . . 256

Figure 117. Driver/predriver section application diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 257

Figure 118. Interface section application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 258

Figure 119. Multi regulator supply section application diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 259

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