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| SI9717CY Vishay Siliconix Si9717 Battery Disconnect Switch FEATURES * * * * * 6- to 18-V Operation Separate Logic Voltage Input Undervoltage Lockout (UVL) @ VL = 3 V Shutdown Control Capability Safe Power Down DESCRIPTION The SI9717CY 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 SI9717CY is available in a 16-pin SOIC package and is rated for the commercial temperature range of 0 to 70C. FUNCTIONAL BLOCK DIAGRAM 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 125C 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 Operating Temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 70C Junction Temperature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0 to 150C Notes a. SI9717CY is functional at VA, VB = 5 to 6 V with higher supply current. See IA(on) specification. FaxBack 408-970-5600, request 70023 www.siliconix.com S-60752--Rev. C, 05-Apr-99 1 SI9717CY Vishay Siliconix SPECIFICATIONS Test Conditions Unless Otherwise Specified Parameter 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 from ENABLE to Switch On-State Drain Off-State Drain Notes: a. Room = 25C, 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. Limitsd Tempa Room Room Full Full 4.0 1 10 10 3.0 4.4 50 2.0 10 60 300 10 A V A ms Symbol RAB IAB(off) VIN(L) VIN(H) IIN(H) tON(IN) tOFF(IN) VENABLE(L) VENABLE(H) IENABLE(H) tENABLE(H) IA(on) IA(off) 6 V V 18 V CVDD = 0.1 F, CP = 0.02 F VA = 10 V, IA = 1 A VA = 16 V, VB = 0 V Minb Typc Maxb 0.06 10 1 Unit A V A s VIN = 5.0 V ENABLE = 5 V, VA = 10 V, RL = 5 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 TEST CIRCUITS FIGURE 1. Test Circuit 1 FIGURE 2. Test Circuit 2 S-60752--Rev. C, 05-Apr-99 2 FaxBack 408-970-5600, request 70023 www.siliconix.com SI9717CY Vishay Siliconix PIN CONFIGURATION AND TRUTH TABLE TRUTH TABLE ENABLE 0 0 1 1 IN 0 1 0 1 Switch Controller State Inactive Inactive Set-Up Active Switch X X Off On 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 Description Common connection for negative battery terminals. A-terminal of the battery switch, bidirectional. 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. APPLICATIONS DIAGRAM FaxBack 408-970-5600, request 70023 www.siliconix.com S-60752--Rev. C, 05-Apr-99 3 This datasheet has been download from: www..com Datasheets for electronics components. |
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