SPF5002A

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