ST BC337-25, BC337-40 User Manual

BC337-25-AP

®

BC337-25 BC337-40

SMALL SIGNAL NPN TRANSISTORS

Ordering Code	Marking	Package / Shipment
BC337-25	BC337-25	TO-92	/ Bulk
BC337-25-AP	BC337-25	TO-92	/ Ammopack
BC337-40	BC337-40	TO-92	/ Bulk
BC337-40-AP	BC337-40	TO-92	/ Ammopack

■SILICON EPITAXIAL PLANAR NPN TRANSISTORS

■TO-92 PACKAGE SUITABLE FOR THROUGH-HOLE PCB ASSEMBLY

■THE PNP COMPLEMENTARY TYPES ARE BC327-25 AND BC327-40 RESPECTIVELY

APPLICATIONS

■WELL SUITABLE FOR TV AND HOME APPLIANCE EQUIPMENT

■SMALL LOAD SWITCH TRANSISTORS WITH HIGH GAIN AND LOW SATURATION VOLTAGE

PRELIMINARY DATA

TO-92	TO-92
Bulk	Ammopack

INTERNAL SCHEMATIC DIAGRAM

ABSOLUTE MAXIMUM RATINGS

Symbol	Parameter	Value	Unit
VCBO	Collector-Base Voltage (IE = 0)	50	V
VCEO	Collector-Emitter Voltage (IB = 0)	45	V
VEBO	Emitter-Base Voltage (IC = 0)	5	V
IC	Collector Current	0.5	A
ICM	Collector Peak Current (tp < 5 ms)	1	A
Ptot	Total Dissipation at TC = 25 oC	625	mW
Tstg	Storage Temperature	-65 to 150	oC
Tj	Max. Operating Junction Temperature	150	oC

March 2003	1/5

BC337-25 / BC337-40

THERMAL DATA

Rthj-amb ∙	Thermal	Resistance	Junction-Ambient	Max	200	oC/W
Rthj-case ∙	Thermal	Resistance	Junction-Case	Max	83.3	oC/W

ELECTRICAL CHARACTERISTICS (Tcase = 25 oC unless otherwise specified)

Symbol	Parameter	Test Conditions				Min.	Typ. Max.	Unit
ICBO	Collector Cut-off	VCB = 20 V		TC = 150 oC			100	nA
	Current (IE = 0)	VCB = 20 V					5	μA
IEBO	Emitter Cut-off Current	VEB = 5 V					100	nA
	(IC = 0)
V(BR)CBO	Collector-Base	IC = 10 μA				50		V
	Breakdown Voltage
	(IE = 0)
V(BR)CEO	Collector-Emitter	IC = 10 mA				45		V
	Breakdown Voltage
	(IB = 0)
V(BR)EBO	Emitter-Base	IE = 10 μA				5		V
	Breakdown Voltage
	(IC = 0)
VCE(sat)	Collector-Emitter	IC = 500 mA			IB = 50 mA		0.7	V
	Saturation Voltage
VBE(on)	Base-Emitter On	IC = 500 mA			VCE = 1 V		1.2	V
	Voltage
hFE	DC Current Gain	IC = 100 mA		VCE = 1 V
		for BC337-25				160	400
		for BC337-40				250	600
fT	Transition Frequency	IC = 10 mA		VCE = 5 V	f = 100MHz	100		MHz
CCBO	Collector-Base	IE = 0	VCB = 10 V		f = 1 MHz		5	pF
	Capacitance

Pulsed: Pulse duration = 300 μs, duty cycle ≤ 2 %

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