SI9717

Si9717 Vishay Siliconix Battery Disconnect Switch FEATURES D D D D D 6- to 18-V Operation Separate Logic Voltage Input Undervoltage Lockout (UVL) @ VL = 3 V Shutdown Control Capability Safe Power Down DESCRIPTION The is a reverse blocking switch for battery disconnect applications. It is an integrated solution for multiple battery technology designs or designs that require isolation from the power bus during charging. The is available in a 16-pin SOIC package and is rated for the commercial temperature range of 0 to 70_C. The Si9717 is available in both standard and lead (Pb)-free packages. FUNCTIONAL BLOCK DIAGRAM 2 CBP CP 7 10 3 4 5 A Charge Pump 6 11 1 8 9 16 Under Voltage Detect Level Shift 12 13 14 15 B ENABLE IN GND ABSOLUTE MAXIMUM RATINGS Voltage Referenced to GND VA, VB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −0.3 to 20 V VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −0.3 to 10 V VENABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −0.3 to 10 V Storage Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65 to 125_C Power Dissipation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 W Notes: Device mounted with all leads soldered to PC board. RECOMMENDED OPERATING RANGE VA, VB (see note) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 to 18 V VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 5 V IAB (continuous) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 4 A IAB x VA (continuous) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 40 W Minimum Cycle Time (turn-on to turn-on) . . . . . . . . . . . . . . . . . . . . . . . 10 ms VENABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 5 V Document Number: 70023 S-40743—Rev. D, 19-Apr-04 Operating Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 70_C Junction Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 150_C Notes: a. is functional at VA, VB = 5 to 6 V with higher supply current. See IA(on) specification. www.vishay.com 1 Si9717 Vishay Siliconix SPECIFICATIONS Test Conditions Unless Otherwise Specified Specified Parameter Symbol 6 V x VA x 18 V CVDD = 0.1 mF, CP = 0.02 mF Limitsd Tempa Minb Typc Maxb Unit On-Resistance Leakage Current IN Low Threshold IN High Threshold IN Input Current Turn-On Delay IN to A or B Turn-Off Delay IN to A or B ENABLE Low Threshold ENABLE High Threshold ENABLE Input Current Setup Time Setup Time from ENABLE to Switch On-State On State Drain Off-State Drain RAB IAB(off) VIN(L) VIN(H) IIN(H) tON(IN) tOFF(IN) VENABLE(L) VENABLE(H) IENABLE(H) tENABLE(H) IA( ) A(on) IA(off) VA = 10 V, IA = 1 A VA = 16 V, VB = 0 V Room Room Full Full 4.0 0.06 10 1 1 10 10 3.0 4.4 50 2.0 10 60 300 10 W mA V mA ms V mA ms VIN = 5.0 V ENABLE = 5 V, VA = 10 V, RL = 5 W V, V, Test Circuit 1 Full Full Full Full Full VENABLE = 5 V VA = 10 V, VIN = 0 V, Test Circuit 2 VA = 6 V, VIN = 0 V, Test Circuit 2 AB Shorted, VA = 10 V, VENABLE = 5 V AB Shorted, VA = 5 V, VENABLE = 5 V AB Shorted, VA = 10 V, VENABLE = 0 V Full Room Full Full Full Full mA Notes: a. Room = 25_C, Full = as determined by the operating temperature suffix. b. The algebraic convention whereby the most negative value is a minimum and the most positive a maximum, is used in this data sheet. c. Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing. d. Tested at room temperature, high temperature guaranteed by statistical data correlation techniques. TEST CIRCUITS 10 V A VIN 0V 50% 50% B 5W VB 90% 90% Test Circuit 1 A 5V 5V CP 0.02 mF B 10 W VCP VENABLE 0V tON(IN) tOFF(IN) 50% VA + 8.5 V tENABLE Test Circuit 2 www.vishay.com Document Number: 70023 S-40743—Rev. D, 19-Apr-04 2 Si9717 Vishay Siliconix PIN CONFIGURATION, TRUTH TABLE AND ORDERING INFORMATION TRUTH TABLE ENABLE 0 0 1 1 SOIC-16 IN 0 1 0 1 Switch Controller State Inactive Inactive Set-Up Active Switch X X Off On GND A A A A ENABLE 1 2 3 4 5 6 7 8 Top View 16 15 14 13 12 11 10 9 GND B B B B IN CP GND ORDERING INFORMATION Part Number Si9717CY Si9717CY-T1 Si9717CY-T1—E3 0 to 70_C SOIC-16 CBP GND Temperature Range Package PIN DESCRIPTION Pin Number 1, 8, 9, 16 2, 3, 4, 5 6 7 10 11 12, 13, 14, 15 Symbol GND A ENABLE CBP CP IN B Common connection for negative battery terminals. A-terminal of the battery switch, bidirectional. Description Logic input, ENABLE. Activates charge pump and switch drive logic. Internally generated logic power supply, VDD. Requires external bypass capacitor connected to pin 8. Charge pump output terminal. Requires external capacitor connected to pin 9. Logic input, IN. A high level turns on the switch. B-terminal of the battery switch, bidirectional. APPLICATION DIAGRAM SOIC-16 GND A A Battery A A Logic (VDD) 100 nF ENABLE CBP GND 1 2 3 4 5 6 7 8 Top View Document Number: 70023 S-40743—Rev. D, 19-Apr-04 www.vishay.com 16 15 14 13 12 11 10 9 GND B B B B IN (From Battery Controller) CP GND 20 nF To dc/dc 3