L9651 STMicroelectronics, L9651 Datasheet
![IC SMART SWITCH QUAD 20-SOIC](/photos/6/93/69347/497-20-powersoic_series_sml.jpg)
L9651
Specifications of L9651
Available stocks
Related parts for L9651
L9651 Summary of contents
Page 1
... Four Fold April 2001 > 80V) DSBR Serial Interface Clock Frequency up to 500kHz DESCRIPTION The L9651 consists of four identical low side power switches. A serial diagnostic interface indicates fail- ure mode of each switch (short circuit to V ground and open load or over temperature). V Data Underv ...
Page 2
... L9651 PIN CONNECTION (Top view) GND N.C. IN1 IN2 OUT1 VBAT OUT2 DO CL GND PIN FUNCTION N° Pin 1, 10, GND Ground 11 N.C. Not Connected 3 IN1 Input 1 4 IN2 Input 2 5 OUT1 Output 1 6 VBAT Supply Voltage 7 OUT2 Output Serial Data Out ...
Page 3
... BAT V > 0V OUTi V = 14V BAT T = 25° out V = 14V BAT T = 150° out I = 0.5 A out T = -40° 25° 150°C J L9651 Value Unit -55 to 150 o C -40 to 150 -0.3 to 6.5 V -0.3 to 6.5 V Value Unit 2.5 °C/W Min. Typ. Max. Unit 2 ...
Page 4
... L9651 ELECTRICAL CHARACTERISTCS (continued) Symbol Parameter Logic Inputs IN1...IN4, SY, CL, DI Input High level INiLH V SYLH V CLLH V RLH V DILH V Input Low level INiHL V SYHL V CLHL V RHL V DIHL V Hysteresis INih V SYh V CLh DIh - I Input current IN1 ... IN4, SY, CL, R INi (Internal pull up current source) ...
Page 5
... Shift Register Data Frozen Min. Typ. Max. 2/3V BAT 1/3V BAT 1/2V BAT 50 100 150 200 320 500 175 3.0 4.3 2.5 3.7 2.2 3.5 1 vDV Bit6 Bit7 Bit8 Di1 Di2 Di3 Reset of Shift Register L9651 Unit A A ° 5/9 ...
Page 6
... L9651 Figure 2. Serial Interface Error Coding BIT 2 BIT 1 OUTPUT 1 Figure 3. Output voltage TIMING for inductive load V INi V INiH V INiL V OUTi BAT 0.8V BAT 0.2V BAT 6/9 BIT 5 BIT 6 BIT 4 BIT 3 BIT 7 OUTPUT 3 OUTPUT 2 o. open load/over temperature short to battery L L short to ground ...
Page 7
... Figure 4. Application Circuit V BAT 5 Volt RESET Regulator Controller R OUT1 IN1 IN2 OUT2 IN3 OUT3 IN4 OUT4 L9651 R Further driver ICs with 4-Wire- DI Diagnostic 7/9 ...
Page 8
... L9651 mm DIM. MIN. TYP. MAX. A 3.6 a1 0.1 0.3 0.004 a2 3 0.1 0.000 b 0.4 0.53 0.016 c 0.23 0.32 0.009 D (1) 15.8 16 0.622 D1 9.4 9.8 0.370 E 13.9 14.5 0.547 e 1.27 e3 11.43 E1 (1) 10.9 11.1 0.429 E2 2.9 E3 5.8 6.2 0.228 G 0 0.1 0.000 H 15.5 15 ...
Page 9
... STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics Australia - Brazil - China - Finland - France - Germany - Hong Kong - India - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain 2001 STMicroelectronics - All Rights Reserved STMicroelectronics GROUP OF COMPANIES - Sweden - Switzerland - United Kingdom - U.S.A. http://www.st.com L9651 9/9 ...