X-On Electronics has gained recognition as a prominent supplier of BUL128D-B Bipolar Transistors - BJT across the USA, India, Europe, Australia, and various other global locations. BUL128D-B Bipolar Transistors - BJT are a product manufactured by STMicroelectronics. We provide cost-effective solutions for Bipolar Transistors - BJT, ensuring timely deliveries around the world.

BUL128D-B STMicroelectronics

BUL128D-B electronic component of STMicroelectronics
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Part No.BUL128D-B
Manufacturer: STMicroelectronics
Category: Bipolar Transistors - BJT
Description: Bipolar (BJT) Transistor NPN 400 V 4 A 70 W Through Hole TO-220
Datasheet: BUL128D-B Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
1: USD 0.5591 ea
Line Total: USD 0.56 
Availability - 218
Ship by Thu. 02 Jan to Tue. 07 Jan
MOQ: 1  Multiples: 1
Pack Size: 1
Availability Price Quantity
218
Ship by Thu. 02 Jan to Tue. 07 Jan
MOQ : 1
Multiples : 1
1 : USD 0.5591
10 : USD 0.4738
50 : USD 0.4275
100 : USD 0.3746
500 : USD 0.3515
1000 : USD 0.3407
2000 : USD 0.3365

20
Ship by Tue. 24 Dec to Thu. 26 Dec
MOQ : 1
Multiples : 1
1 : USD 0.812
10 : USD 0.7
37 : USD 0.476
100 : USD 0.448
500 : USD 0.4382

   
Manufacturer
Product Category
RoHS - XON
Icon ROHS
Mounting Style
Package / Case
Transistor Polarity
Configuration
Maximum DC Collector Current
Collector- Emitter Voltage VCEO Max
Collector- Base Voltage VCBO
Emitter- Base Voltage VEBO
Pd - Power Dissipation
Minimum Operating Temperature
Maximum Operating Temperature
Series
Packaging
Brand
Dc Collector/Base Gain Hfe Min
Height
Length
Width
Cnhts
Hts Code
Mxhts
Product Type
Factory Pack Quantity :
Subcategory
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We are delighted to provide the BUL128D-B from our Bipolar Transistors - BJT category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the BUL128D-B and other electronic components in the Bipolar Transistors - BJT category and beyond.

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BUL128D-B HIGH VOLTAGE FAST-SWITCHING NPN POWER TRANSISTOR n STMicroelectronics PREFERRED SALES Figure 1: Package TYPE n NPN TRANSISTOR n HIGH VOLTAGE CAPABILITY n LOW SPREAD OF DYNAMIC PARAMETERS n MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION n VERY HIGH SWITCHING SPEED n INTEGRATED ANTIPARALLEL 3 COLLECTOR- EMITTER DIODE 2 1 TO-220 APPLICATIONS n ELECTRONIC BALLAST FOR FLUORESCENT LIGHTING Figure 2: Internal Schematic Diagram n FLYBACK AND FORWARD SINGLE TRANSISTOR LOW POWER CONVERTERS DESCRIPTION The device is manufactured using high voltage Multi Epitaxial Planar technology for high switching speeds and medium voltage capability. It uses a Cellular Emitter structure with planar edge termination to enhance switching speeds while maintaining the wide RBSOA. The device is designed for use in lighting applications and low cost switch-mode power supplies. Table 1: Order Codes Part Number Marking Package Packaging BUL128D-B BUL128D-B TO-220 Tube Table 2: Absolute Maximum Ratings Symbol Parameter Value Unit V Collector-Emitter Voltage (V = 0) 700 V CES BE V Collector-Emitter Voltage (I = 0) 400 V CEO B Emitter-Base Voltage V V V EBO (BR)EBO o (I = 0, I = 2 A, t < 10 s, T = 150 C) C B p J I Collector Current 4A C I Collector Peak Current (t < 5ms) 8A CM p I Base Current 2A B I Base Peak Current (t < 5ms) 4A BM p Rev. 2 February 2005 1/8BUL128D-B Symbol Parameter Value Unit o P Total Dissipation at T = 25 C 70 W tot C T Storage Temperature -65 to 150 C stg T Max. Operating Junction Temperature 150 C J Table 3: Thermal Data o R Thermal Resistance Junction-Case Max 1.78 thj-case C/W Thermal Resistance Junction-Ambient Max 62.5 o R thj-amb C/W o Table 4: Electrical Characteristics (T = 25 C unless otherwise specified) case Symbol Parameter Test Conditions Min. Typ. Max. Unit I Collector Cut-off Current V = 700 V 100 A CES CE (V = 0 V) o 500 A BE V =700 V T = 125 C CE j I Collector Cut-off Current V = 400 V 250 A CEO CE (I = 0) B V Emitter-Base I = 10 mA 9 18 V (BR)EBO E Breakdown Voltage (I = 0 ) C V * Collector-Emitter I = 100 mA L = 25 mH 400 V CEO(sus) C Sustaining Voltage (I = 0 ) B V * Collector-Emitter I = 0.5 A I = 0.1 A 0.7 V CE(sat) C B Saturation Voltage 1 V I = 1 A I = 0.2 A C B 1.5 V I = 2.5 A I = 0.5 A C B 0.5 V I = 4 A I = 1 A C B V * Base-Emitter Saturation I = 0.5 A I = 0.1 A 1.1 V BE(sat) C B Voltage 1.2 V I = 1 A I = 0.2 A C B 1.3 V I = 2.5 A I = 0.5 A C B h * DC Current Gain I = 10 mA V = 5 V 10 FE C CE 12 32 I = 2 A V = 5 V C CE RESISTIVE LOAD V =200 V I = 2 A CC C t Storage Time 0.6 s I = 0.4 A V = -5 V s B1 BE(off) Fall Time 0.1 s t f R = 0 W L = 200 H BB (see figure 15) INDUCTIVE LOAD V =250 V I = 2 A CC C t Storage Time 2 2.9 s s I = 0.4 A I = -0.4 A B1 B2 Fall Time 0.2 s t Tp = 30 s (see figure 14) f * Pulsed: Pulsed duration = 300 ms, duty cycle 1.5 % 2/8

Tariff Desc

8541.21.00 16 No - - With a dissipation rate of less than 1 W Free

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