Datasheet BD237 (ON Semiconductor) - 3
| Manufacturer | ON Semiconductor |
| Description | 2.0 A, 80 V, 25W NPN Bipolar Power Transistor |
| Pages / Page | 6 / 3 — BD237G (NPN), BD234G (PNP). Figure 2. Collector Saturation Region. Figure … |
| File Format / Size | PDF / 172 Kb |
| Document Language | English |
BD237G (NPN), BD234G (PNP). Figure 2. Collector Saturation Region. Figure 3. Current Gain. Figure 4. “On” Voltages
Model Line for this Datasheet
Text Version of Document
BD237G (NPN), BD234G (PNP)
1.0 TS) 0.8 I 0.5 A TAGE (VOL C = 0.1 A 0.25 A 1.0 A 0.6 TJ = 25°C 0.4 OR-EMITTER VOL 0.2 , COLLECT CEV 0 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 200 IB, BASE CURRENT (mA)
Figure 2. Collector Saturation Region
1000 1.5 700 VCE = 2.0 V 500 T 1.2 J = 25°C 300 200 TS) 0.9 T GAIN (NORMALIZED) 100 J = + 150°C VBE(sat) @ IC/IB = 10 70 T 0.6 J = + 25°C TAGE (VOL 50 V VOL BE @ VCE = 2.0 V 30 TJ = - 55°C 0.3 , DC CURRENT 20 FEh VCE(sat) @ IC/IB = 10 10 0 2.0 3.0 5.0 10 20 30 50 100 200 300 500 1000 2000 2.0 3.0 5.0 10 20 30 50 100 200 300 500 1000 2000 IC, COLLECTOR CURRENT (mA) IC, COLLECTOR CURRENT (mA)
Figure 3. Current Gain Figure 4. “On” Voltages
1.0 0.7 D = 0.5 0.5 TRANSIENT 0.3 D = 0.2 ANCE 0.2 D = 0.1 SINGLE PULSE qJC(t) = r(t) qJC P(pk) 0.1 D = 0.05 RESIST qJC = 4.16°C/W MAX 0.07 D = 0.01 qJC = 3.5°C/W TYP 0.05 D CURVES APPLY FOR POWER THERMAL t1 0.03 PULSE TRAIN SHOWN t2 READ TIME AT t1 , NORMALIZED EFFECTIVE 0.02 T DUTY CYCLE, D = t r(t) J(pk) - TC = P(pk) qJC(t) 1/t2 0.010.01 0.02 0.03 0.05 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 200 300 500 1000 t, TIME or PULSE WIDTH (ms)
Figure 5. Thermal Response www.onsemi.com 3
1.0 TS) 0.8 I 0.5 A TAGE (VOL C = 0.1 A 0.25 A 1.0 A 0.6 TJ = 25°C 0.4 OR-EMITTER VOL 0.2 , COLLECT CEV 0 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 200 IB, BASE CURRENT (mA)
Figure 2. Collector Saturation Region
1000 1.5 700 VCE = 2.0 V 500 T 1.2 J = 25°C 300 200 TS) 0.9 T GAIN (NORMALIZED) 100 J = + 150°C VBE(sat) @ IC/IB = 10 70 T 0.6 J = + 25°C TAGE (VOL 50 V VOL BE @ VCE = 2.0 V 30 TJ = - 55°C 0.3 , DC CURRENT 20 FEh VCE(sat) @ IC/IB = 10 10 0 2.0 3.0 5.0 10 20 30 50 100 200 300 500 1000 2000 2.0 3.0 5.0 10 20 30 50 100 200 300 500 1000 2000 IC, COLLECTOR CURRENT (mA) IC, COLLECTOR CURRENT (mA)
Figure 3. Current Gain Figure 4. “On” Voltages
1.0 0.7 D = 0.5 0.5 TRANSIENT 0.3 D = 0.2 ANCE 0.2 D = 0.1 SINGLE PULSE qJC(t) = r(t) qJC P(pk) 0.1 D = 0.05 RESIST qJC = 4.16°C/W MAX 0.07 D = 0.01 qJC = 3.5°C/W TYP 0.05 D CURVES APPLY FOR POWER THERMAL t1 0.03 PULSE TRAIN SHOWN t2 READ TIME AT t1 , NORMALIZED EFFECTIVE 0.02 T DUTY CYCLE, D = t r(t) J(pk) - TC = P(pk) qJC(t) 1/t2 0.010.01 0.02 0.03 0.05 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 200 300 500 1000 t, TIME or PULSE WIDTH (ms)
Figure 5. Thermal Response www.onsemi.com 3
