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| High-side Power Switch with Diagnostic Function and Built-in Zener Diode SI-5153S Features q Built-in diagnostic function to detect short and open circuiting of loads and output status signals q Low saturation PNP transistor use q Allows direct driving using LS-TTL and C-MOS logic levels q Built-in overcurrent and thermal protection circuits q Built-in protection against reverse connection of power supply q Tj = 150C guaranteed q Built-in Zener diode q TO-220 equivalent full-mold package not require insulation mica External Dimensions (unit: mm) 10 0.2 3.2 0.2 4.2 0.2 2.8 0.2 4.0 0.2 7.9 0.2 16.9 0.3 a b 2.6 0.1 Absolute Maximum Ratings Parameter Power supply voltage Input terminal voltage DIAG terminal voltage Collector-emitter voltage Output current Power Dissipation PD2 Junction temperature Operating temperature Storage temperature Tj TOP Tstg 1.8 -40 to +150 -40 to +100 -40 to +150 W C C C Symbol VB VIN VDIAG VCE IO PD1 Ratings -13 to +40 -0.3 to VB 6 VB --VZ 2.04 22 Unit V V V V A W 0.85 -0.1 +0.2 0.45 -0.1 4 0.6 +0.2 (Ta=25C) Conditions P1.7 0.15 * 4 1 2 3 4 5 1. GND 2. VIN 3. Vo 4. DIAG 5. VB a: Type No. b: Lot No. Refer to "Surge clamp voltage" in Electrical Characteristics (Forming No. 1111) With infinite heatsink (Tc=25C) Stand-alone without heatsink Standard Circuit Diagram VB 5 VO Electrical Characteristics Ratings Parameter Operating power supply voltage Quiescent circuit current Saturation voltage of output transistor Output leak current Output ON Input voltage Output OFF Output ON Input current Output OFF Overcurrent protection starting current Thermal protection starting temperature Open load detection resistor Output transfer time TOFF VDH DIAG output voltage VDL TPLH DIAG output transfer time TPHL Minimum load inductance Surge clamp voltage L 1 28 34 40 30 0.3 30 4.5 15 30 6 IIL IS -0.1 2.05 VIL IIH -0.3 0.8 1 Symbol VBopr Iq VCE (sat) IO, leak VIH 2.0 min 6.0 5 typ max 30 12 0.47 2 VB SI-5153S (Ta=25C unless otherwise specified) Unit V mA V mA V V mA mA A VBopr = 14V, VIN = 0V IO 2.05A, VBopr = 6 to 16V VCEO = 16V, VIN = 0V VBopr = 6 to 16V VBopr = 6 to 16V VIN = 5V VIN = 0V VBopr = 14V, VO = VBopr -1.5V Conditions LS-TTL or CMOS 1 VIN 2 3 DIAG 4 VCC 5.1k 3.6 0.5 0.94 0.15 2.9 -0.3 +0.2 20 max Load GND Overheat Normal Truth table VIN VO H L H L Diagnostic Function Normal Open load Shorted load TTSD Ropen TON 150 30 8 30 C k S S V V S S mH V VBopr 6V VIN VBopr = 6 to 16V VBopr = 14V, IO = 1A VBopr = 14V, IO = 1A VCC = 6V, VBopr = 6 to 16V VCC = 6V, VBopr = 6 to 16V, IDO = 2mA VBopr = 14V, IO = 1A VBopr = 14V, IO = 1A VIN DIAG VO L L L H H H L H H Open load H H H L L L Shorted load H L L L L L Overheat H L L q DIAG output will be undetermined when a voltage exceeding 25V is applied to VB terminal. VO DIAG Mode Normal *1 VZ IC = 5mA Note: *1. The Zener diode for surge clamping has an energy capability of 140 mJ (single pulse). * The rule of protection against reverse connection of power supply is VB = -13V, one minute. * This driver is exclusively used for ON/OFF control. 24 s Quiescent Circuit Current 10 s Circuit Current 50 s Saturation Voltage of Output Transistor 2 40 VCE (sat) (V) Ta = -40C Iq (mA) 5 Ta= -40C 25C 150C IB (mA) 30 25C 20 150C 10 1 Ta = 125C VB = 6 to 16V 25C -40C 0 0 10 20 30 40 0 0 10 20 30 40 0 0 1 2 3 VB (V) VB (V) IO (A) s Overcurrent Protection Characteristics (Ta=-40C) 20 VB = 18V 15 14V 10 s Overcurrent Protection Characteristics (Ta =25C) 20 VB = 18V 15 s Overcurrent Protection Characteristics (Ta=125C) 20 VB = 18V 15 14V VO (V) VO (V) 10 VO (V) 14V 10 8V 5 8V 5 5 8V 0 0 1 2 3 4 5 0 0 1 2 3 4 5 0 0 1 2 3 4 5 IO (A) IO (A) IO (A) s Threshold Characteristics of Input Voltage 20 Ta = 150C 25C -40C 15 VB = 16V IO = 1A s Input Current (Output ON) 1.0 VB = 14V VIN = 5V 0.8 s Input Current (Output OFF) 5 VB = 14V VIN = 0V 4 IIH (mA) 10 0.4 IIL (A) 0 50 100 150 0.6 VO (V) 3 2 5 0.2 1 0 0 1 2 0 -50 0 -50 0 50 100 150 VIN (th) (V) Ta (C) Ta (C) s Output Terminal Leak Current 2 VB = 14V s Saturation Voltage of DIAG Output 0.5 VB = 14V IDIAG = 2mA 0.4 s Thermal Protection Characteristics 20 VB = 14V VDIAG = 5V IO = 10mA 15 VO IO leak (mA) VDL (V) VO (V) 0.3 1 10 0.2 5 VDIAG 0.1 0 -50 0 50 100 150 0 -50 0 0 50 100 150 0 50 100 150 200 Ta (C) Ta (C) Ta (C) 25 |
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