Low-side Switch ICs [Surface-mount 4-circuits] SPF5002A External Dimensions (unit: mm) Features ● DMOS 4ch output ● Allows ON/OFF using C-MOS logic level ● Built-in overcurrent, overvoltage and thermal protection circuits 12.2 ±0.2 (Ta=25ºC) V VB 40 37 V VIN –0.5 to +7.5 V Output current IO 1.8 A Power Dissipation PD 2 W Storage temperature Tstg –40 to +150 ºC Channel temperature Tch 150 ºC Output avalanche capability EAV 50 mJ Output terminal voltage Input terminal voltage Conditions +0.2 Unit 1 * 2.0 –0.8 Ratings 8 +0.15 1.27±0.25 0.4 –0.05 2.5 ±0.2 Symbol VOUT Power supply voltage 1.0 –0.05 Fin thickness 9 7.5 ±0.2 Absolute Maximum Ratings Parameter +0.1 10.5 ±0.2 16 +0.15 0.25 –0.05 Single pulse Note: * At the clamping operation, refer to VOUT (clamp) in the section of electrical characteristics. Equivalent Circuit Diagram VB VOUT 1 Gate Protction Electrical Characteristics Parameter Power supply voltage Symbol VBopr Reg. REF (VB =14V, Ta=25ºC unless otherwise specified) OVP Ratings min typ 5.5 max 25 Unit Conditions Gate Driver TSD OCP V P-GND VIN 1 Quiescent circuit current Iq 5 7 mA VIN = 0V (all inputs) Operating circuit current ICC 8 12 mA VIN = 5V (all inputs) 250 kΩ typ Hi output VIN 3.5 5.5 V Lo output VIN –0.5 1.5 V IO = 1A Input voltage VIN 2 VOUT 2 VIN 3 VOUT 3 VOUT 4 Hi output I IN 50 µA VIN = 5V Lo output I IN 30 µA VIN = 0V 0.6 Ω VIN 4 0.5 0.7 Ω VB = 5.5V L-GND 50 55 V IO = 1A Input current 0.4 Output ON resistance RDS (ON) Output clamp voltage VOUT (clamp) 41 Output leak current I OH 10 µA VO = 37V Forward voltage of output stage diode VF 1.6 V I F = 0.5A Overvoltage protection starting voltage VB (ovp) 25 40 V Thermal protection starting temperature TTSD 151 Overcurrent protection starting current IS 1.1 165 Circuit Example VCC ºC 2 A 6 TON 12 µs 12 RL = 14Ω, I O = 1A 14 Output transfer time TOFF 8 µs RL = 14Ω, I O = 1A Output rise time Tr 5 µs RL = 14Ω, I O = 1A Output fall time Tf 10 µs RL = 14Ω, I O = 1A IN2 IN3 L H 15 5 VB SPF5002A IN4 L-GND 13 P-GND 1,9 Use L-GND and P-GND being connected. Truth table VIN VO L 7 OUT2 OUT4 IN1 CONTROL UNIT H 10 OUT1 OUT3 4 Timing Chart OVP VB VOUT VIN Normal 50 Overvoltage Overheat Overcurrent * Self-excited frequency is used in the overcurrent protection. Low-side Switch ICs [Surface-mount 4-circuits] SPF5002A Electrical Characteristics ■ Quiescent Circuit Current ■ Circuit Current (single circuit) 10 10 8 Id (mA) Iq (mA) Ta = –40ºC 6 4 Ta = 120ºC 2 Ta = –40ºC 6 4 Ta = 125ºC 10 20 30 0 40 6 Ta = 125ºC 4 2 2 0 Ta = 25ºC Ta = –40ºC 8 Ta = 25ºC Ta = 25ºC Id (mA) 8 0 ■ Circuit Current (4 circuits) 10 0 10 VB (V) 20 30 0 40 10 20 ■ Output ON Voltage ■ Threshold Input Voltage 15 30 40 VB (V) VB (V) ■ Forward Voltage of Output Stage Diode 1.5 1.0 VB = 14V 5 0 Ta = 125ºC Ta = 25ºC 0.4 0.5 0.2 VO = 14V IO = 0.1A 0 0.6 I F (A) VDS (ON) (V) 1.0 VO (V) 10 Ta = 125ºC Ta = 25ºC Ta = –40ºC 0.8 Ta = –40ºC Ta = 25ºC Ta = 125ºC Ta = –40ºC 1 2 0 3 0 0.5 VIN (th) (V) 1.0 1.5 2.0 IO (A) ■ Overcurrent Protection Characteristics 0 0 0.5 1.0 1.5 VF (V) ■ Overvoltage Protection Starting Voltage 15 15 IO = 0.1A VB =14V 10 Ta = –40ºC Ta = 25ºC Ta = 125ºC VO (V) VO (V) 10 5 5 Ta = 120ºC Ta = 25ºC Ta = –40ºC 0 0 1.0 IO (A) 2.0 0 0 10 20 30 40 VB (V) 51