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| 4-circuit High-side Power Switch Array SLA2502M Features q Built-in diagnostic function to detect short and open circuiting of loads and output status signals q Low saturation PNP transistor use (VCE (sat) 0.5V) 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 External Dimensions (unit: mm) 310.2 24.4 0.2 3.2 0.15 Ellipse 3.2 0.15 * 3.8 4.8 0.2 1.7 0.1 16 0.2 9.9 0.2 12.9 0.2 a b 2.45 0.2 Absolute Maximum Ratings Parameter Power supply voltage Input terminal voltage DIAG output applied voltage DIAG output source current Output current Power Dissipation Junction temperature Operating temperature Storage temperature Symbol VB VIN VDIAG IDIAG IO PD Tj TOP Tstg Ratings -13 to +40 -0.3 to +7.0 -0.3 to +7.0 3 1.2 4.8 -40 to +150 -40 to +100 -50 to +150 Unit V V V mA A W C C C (Ta=25C) Conditions 6.4 0.5 1.15 -0.1 14 * P2.03 0.1 = (28.42) +0.2 0.65 -0.1 +0.2 0.55 -0.1 +0.2 31.3 0.2 a: Type No. b: Lot No. 123 15 Stand-alone operation without heatsink; all circuits operating Equivalent Circuit Diagram SLA2502M The MIC is bound by the dotted lines. Pre. Reg. 8 VB Electrical Characteristics Parameter Operating power supply voltage Quiescent circuit current (per circuit) Threshold input voltage Hi output Input current Lo output Saturation voltage of output transistor Output terminal sink current Saturation voltage of DIAG output Leak current of DIAG output Open load detection resistor Overcurrent protection starting current Output transfer time TOFF TPLH DIAG output transfer time TPHL IIN VCE (sat) IO (off) VDL IDGH Ropen IS TON 1.6 0 Symbol VBopr Iq VINth IIN 0.8 min 6.0 NI1 2 3 (VBopr =14V, Ta=25C unless otherwise specified) Ratings typ max 16 5 12 3.0 1.0 100 0.5 2.0 0.3 100 30 Unit V mA V mA A V mA V A k A 8 15 10 15 30 30 30 30 S S S S VO = VBopr -1.9V IO = 1A IO = 1A IO = 1A IO = 1A VIN = 5V VIN = 0V IO 1.0A, VBopr = 6 to 16V VO = 0V, VIN = 0V IDIAG = 3mA VIN = 0V Conditions CONT. 11k typ. Drive O.C.P DIAG1 DIAG DET 1 T.S.D Out1 NI2 DIAG2 GND1 6 5 CONT. 11k typ. Drive O.C.P DIAG DET 7 4 Out2 Pre. Reg. NI3 DIAG3 10 11 DIAG DET CONT. 11k typ. Drive O.C.P 9 T.S.D Out3 NI4 DIAG4 GND4 14 13 CONT. 11k typ. Drive O.C.P DIAG DET 15 12 Out4 VDIAG = 5V [Abbreviations] Drive: Drive circuit CONT: ON/OFF circuit Pre.Reg: Pre-regulator DIAG.DET.: Diagnostic circuit O.C.P.: Overcurrent protection T.S.D.: Thermal protection Standard Circuit Diagram VB D1 Out PZ Note: * The rule of protection against reverse connection of power supply is VB= -13V, one minute (all terminals except VB and GND should be open). Diagnostic Function IN SLA2502M DIAG VCC 5.1k GND 3.0V GND VIN 0.8V Truth table VIN VO VOUT SHORT Is OPEN OPEN OVER VOLTAGE TSD Load GND H L H L VB GND IO GND VDIAG Normal Shorted load Open load Overvoltage Overheat Note 1: A pull-down resistor (11k typ.) is connected to the IN terminal. VOUT turns "L" when a high impedance is connected to the IN terminal in series. Note 2: Grounds GND1 and GND2 are not wired internally. They must be shorted at a pattern near the product. ERROR SIGNAL for CPU 34 s Circuit Current (single circuit) 60 50 40 Ta = -40C s Circuit Current (4 circuits) 200 s Saturation Voltage of Output Transistor 1.0 VB (VB = 14V) 150 25C Ta = -40C VCE (sat) (V) IB (mA) 30 20 IB (mA) 25C 100 125C Ta = 125C 0.5 25C 125C VIN = 0V -40C 50 VIN = 0V 10 0 0 0 0 0 0 10 20 30 40 46 10 20 30 40 46 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 14V s Overcurrent Protection Characteristics (Ta=125C) 20 VB = 18V 15 14V VO (V) VO (V) 10 VO (V) 6V 10 5 6V 5 5 6V 0 0 1 2 3 4 0 0 1 2 3 0 0 1 2 3 IO (A) IO (A) IO (A) s Threshold Input Voltage 20 s Input Current (Output OFF) 3 VB = 14V VIN = 0V 25C -40C 2 s Input Sink Current (Output Hi) 0.5 VB = 14V 15 Ta = 125C 0.4 Ta = -40C 25C 10 IIL (A) VO (V) IIH (mA) 0.3 125C 0.2 1 5 0.1 0 0 1 2 3 0 -50 0 50 100 150 0 0 1 2 3 4 5 6 VIN (V) Ta (C) VIN (V) s Saturation Voltage of DIAG Output 0.3 VB = 14V IDIAG = 3mA 0.2 s Quiescent Circuit Current (dual circuit) 20 Ta = -40V 25V 125V VIN = 0V s Thermal Protection Characteristics 15 VB = 14V, IO = 10mA 10 Iq (mA) VDL (V) 10 VO (V) 5 VO shorted VO open 10 20 30 40 46 0 0 50 100 150 200 0.1 0 -50 0 50 100 150 0 0 Ta (C) VB (V) Ta (C) 35 4-circuit High-side Power Switch Array SLA2502M s Thermal Protection Characteristics 15 s Output Terminal Leak Current (VO = 0V) 1.1 1.0 Ta = -40C 25C s Open Load Detection Resistor 15 VO1 (V) TSD VB = 14V RL = 1.3k 5 IOLEAK (mA) ROPEN (k) 10 0.9 0.8 0.7 0.6 10 Ta = 125C 25C 5 -40C 125C 0 0 50 100 150 200 0.5 5 10 15 20 25 0 5 10 15 20 Ta (C) VB (V) VB (V) 36 |
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