Electrical Characteristics (Ta=25oC)  
					TEMP.  
					COEFF.  
					ZENER  
					VOLTAGE  
					MAX ZENER  
					IMPEDANCE  
					MAX ZENER  
					IMPEDANCE  
					Izt = 0.25mA  
					MAXIMUM  
					REVERSE  
					CURRENT  
					TYPE  
					dvz  
					(%/ oC)  
					Vz(V) Izt(mA)  
					Rz (ohms) Izt(mA0  
					Rz (ohms)  
					500  
					500  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					600  
					700  
					700  
					800  
					900  
					1000  
					VR (V) IR (uA)  
					1N5236B  
					1N5237B  
					1N5238B  
					1N5239B  
					1N5240B  
					1N5241B  
					1N5242B  
					1N5243B  
					1N5244B  
					1N5245B  
					1N5246B  
					1N5247B  
					1N5248B  
					1N5249B  
					1N5250B  
					1N5251B  
					1N5252B  
					1N5253B  
					1N5254B  
					1N5255B  
					1N5256B  
					1N5257B  
					1N5258B  
					1N52459B  
					1N5260B  
					1N5261B  
					7.5  
					8.2  
					8.7  
					9.1  
					10  
					11  
					12  
					13  
					14  
					15  
					16  
					17  
					18  
					19  
					20  
					22  
					24  
					25  
					27  
					28  
					30  
					33  
					36  
					39  
					43  
					47  
					20  
					20  
					6
					8
					20  
					20  
					20  
					6.0  
					6.5  
					6.5  
					7.0  
					8.0  
					8.4  
					9.1  
					9.9  
					10  
					11  
					3.0  
					3.0  
					3.0  
					3.0  
					3.0  
					2.0  
					1.0  
					0.5  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					0.1  
					+0.058  
					+0.062  
					+0.065  
					+0.068  
					+0.075  
					+0.076  
					+0.077  
					+0.079  
					+0.082  
					+0.082  
					+0.083  
					+0.084  
					+0.085  
					+0.086  
					+0.086  
					+0.087  
					+0.088  
					+0.089  
					+0.090  
					+0.091  
					+0.091  
					+0.092  
					+0.093  
					+0.094  
					+0.095  
					+0.095  
					20  
					8
					20  
					10  
					17  
					22  
					30  
					13  
					15  
					16  
					17  
					19  
					21  
					23  
					25  
					29  
					33  
					35  
					41  
					44  
					49  
					58  
					70  
					80  
					93  
					105  
					20  
					20  
					20  
					20  
					20  
					20  
					20  
					9.5  
					9.0  
					8.5  
					7.8  
					7.4  
					7.0  
					6.6  
					6.2  
					5.6  
					5.2  
					5.0  
					4.6  
					4.5  
					4.2  
					3.8  
					3.4  
					3.2  
					3.0  
					2.7  
					9.5  
					9.0  
					8.5  
					7.8  
					7.4  
					7.0  
					6.6  
					6.2  
					5.6  
					5.2  
					5.0  
					4.6  
					4.5  
					4.2  
					3.8  
					3.4  
					3.2  
					3.0  
					2.7  
					12  
					13  
					14  
					14  
					15  
					17  
					18  
					19  
					21  
					21  
					23  
					25  
					27  
					30  
					33  
					36  
					Notes:  
					1. The Electrical characteristics are measured after allowinh the device to stabilize for 20 sec. when mounted  
					with a 3/8” minimum lead length from the case.  
					2. Temperature Coefficient (dvz)  
					a. Izt= 7.5ma, T1= 25oC, T2= 125oC (1N5223B - 1N5242B)  
					b. Izt= rated Izt, T1= 25oC, T2= 125oC (1N5243B - 1N5261B)