isc Product Specification INCHANGE Semiconductor isc Silicon NPN Power Transistor BUL57 DESCRIPTION ·Collector–Emitter Sustaining Voltage : VCEO(SUS) = 400V(Min.) ·Collector Saturation Voltage : VCE(sat) = 0.65V(Max) @ IC= 2A ·High Speed Switching APPLICATIONS ·Designed for use in lighting applications and low cost switchmode power supplies. ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL PARAMETER VALUE UNIT VCES Collector-Emitter Voltage 700 V VCEO Collector-Emitter Voltage 400 V VEBO Emitter-Base Voltage 9 V IC Collector Current-Continuous 8 A ICM Collector Current-peak 16 A IB Base Current-Continuous 4 A IBM Base Current-Peak 7 A PC Collector Power Dissipation TC=25℃ 85 W Ti Junction Temperature 150 ℃ -65~150 ℃ Tstg Storage Temperature Range THERMAL CHARACTERISTICS SYMBOL PARAMETER MAX UNIT Rth j-c Thermal Resistance,Junction to Case 3.5 ℃/W Rth j-A Thermal Resistance,Junction to Ambient 62.5 ℃/W isc website：www.iscsemi.com 1 isc & iscsemi is registered trademark isc Product Specification INCHANGE Semiconductor isc Silicon NPN Power Transistor BUL57 ELECTRICAL CHARACTERISTICS TC =25℃ unless otherwise specified SYMBOL PARAMETER VCEO(SUS) Collector-Emitter Sustaining Voltage IC= 10mA; Ib=0 VCE(sat)-1 Collector-Emitter Saturation Voltage IC= 2A ;IB= 0.4A 0.65 V VCE(sat)-2 Collector-Emitter Saturation Voltage IC= 3A ;IB= 0.6A 0.75 V VCE(sat)-3 Collector-Emitter Saturation Voltage IC= 4A ;IB= 0.8A 1.2 V VCE(sat)-4 Collector-Emitter Saturation Voltage IC= 5A ;IB= 1A 2.0 V VCE(sat)-5 Collector-Emitter Saturation Voltage IC= 8A ;IB= 2A VBE(sat)-1 Base-Emitter Saturation Voltage IC= 2A ;IB= 0.4A 1.2 V VBE(sat)-2 Base-Emitter Saturation Voltage IC= 5A ;IB= 1A 1.6 V ICES Collector Cutoff Current VCE= RatedVCES;VBE=0 VCE= RatedVCES;VBE=0,TC= 125℃ 0.1 0.5 mA ICEO Collector Cut-off Current (IB = 0) VCE = 400 V 250 uA hFE-1 DC Current Gain IC= 2A; VCE= 5V 15 hFE-2 DC Current Gain IC= 4A; VCE= 5V 6 hFE-3 DC Current Gain IC= 10mA; VCE= 5V 8 isc website：www.iscsemi.com CONDITIONS 2 MIN TYP. MAX 400 UNIT V 2.0 V 40 isc & iscsemi is registered trademark