Low-side Switch ICs [Surface-mount 4-circuits with Output Monitor] SPF5012 External Dimensions (unit: mm) Features 17.28 ±0.2 +0.1 15.58 ±0.2 1.0 –0.05 24 Fin thickness 13 (Ta=25ºC) Symbol Ratings Unit Power supply voltage 1 VB 40 V Power supply voltage 2 VCC 7.5 V Output voltage VO 40 (DC) V Logic input voltage VIN –0.5 to +7.5 V Output current IO Self Limited A VDIAG 0 to VCC V PD 2.8 to 5 W Storage temperature Tstg –40 to +150 ºC Channel temperature Tch 150 ºC Output avalanche capability EAV 100 mJ Diag output voltage Power Dissipation Conditions 1 12 +0.15 1.27 ±0.25 0.4 –0.05 2.5 ±0.2 Parameter 2 ±0.2 b Absolute Maximum Ratings 7.5 ±0.2 a 10.5 ±0.3 ● Output monitor circuit (DIAG) ● DMOS 4ch output ● Allows ON/OFF using C-MOS logic level ● Built-in overcurrent, overvoltage and thermal protection circuits +0.15 0.25–0.05 *1 a : Part No. b: Lot No. Equivalent Circuit Diagram *2 VCC1-2 (7) Diag1 (5) Single pulse VB (19) * 1. At the clamping operation, refer to the section of VOUT (clamp) in electrical characteristics * 2. Changes by the patern of mounted substrate Gate Protection VOUT1 (3) Reg OVP Gate driver TSD VIN1 (4) OCP P. GND1 (1, 2) Ch1 Electrical Characteristics (VB =14V, Ta = 25ºC unless otherwise specified) Ratings Parameter Symbol Operating power supply voltage 1 VB (opr) 5.5 40 V Operating power supply voltage 2 VCC (opr) 4.5 5.5 V min typ max Unit Conditions Ch2 VCC3-4 (18) Quiescent circuit current Iq 4 6 mA VB =14V, VIN=0V Operating circuit current Id 8 12 mA VB =14V, VIN=5V Hi output VIN 3.5 5.5 V VB =14V, VO=1A Lo output VIN –0.5 1.5 V VB =14V Input voltage Hi output I IN 50 µA VB =14V, VIN=5V Lo output I IN –30 µA VB =14V, IO 1A 0.3 Ω VB =14V, IO=1A, Ta=125ºC 0.2 Ω VB =14V, IO=1A, Ta=25ºC 55 V 2.8 mA VB =14V, VCC=5V, VIN=0V, VO =40V, Ta=25ºC 900 µA VB =14V, VCC =5V, VIN=0V, VO =14V, Ta=25ºC 1.6 V 40 V Input current Output ON resistance Output clamp voltage Output leak current RDS (ON) VOUT (clamp) 45 50 I OH Forward voltage of output stage diode VF Overvoltage protection starting voltage VB (ovp) VB =14V, IO=1A Overvoltage protection hysteresis voltage VB (ovp•hys) Thermal shutdown operating temperature Overcurrent protection operating current TTSD IS 151 8 V 165 ºC L. GND (6) Circuit Example A VB =14V, Ta=–40ºC VB =14V, Ta=25ºC 5 A VB =14V, Ta=125ºC TOFF 8 µs Tr 5 µs 10 µs Output transfer time Output rise time Output fall time Output-diag voltage ratio Diag output clamping voltage Tf ra (DIAG) VDIAG (clamp) 0.195 0.2 0.205 4.85 19 VIN1 VIN2 VIN3 VIN4 4 9 16 21 3 10 15 22 VOUT1 VOUT2 VOUT3 VOUT4 Diag1 Diag2 Diag3 Diag4 SPF5012 5 8 17 20 Diag output P-GND1 P-GND2 P-GND3 P-GND4 6 1, 2 11,12 13,14 23,24 Truth table VIN VO H L L H Short L-GND and P-GND in a pattern near the product. VB=14V, RL=14Ω, I O=1A VB =14V, VO =1 to 14V, Rdiag=500kΩ V Input signal L-GND A µs 18 7 VCC1-2 VCC3-4 VB VB =14V 6 12 Ch4 Diag4 (20) VOUT4 (22) P. GND4 (23, 24) VIN4 (21) I F=1A 6 TON Ch3 Diag3 (17) VOUT3 (15) P. GND3 (13, 14) VIN3 (16) VCC 25 Diag2 (8) VOUT2 (10) P. GND2 (11, 12) VIN2 (9) Timing Chart VB=14V, VCC=5V, VO =40V OVP VB VOUT VIN Normal 54 Overvoltage Overheat Overcurrent * Self-excited frequency is used in the overcurrent protection.