IRF540ZPBF - 100V 36A N-Channel HEXFET MOSFET | Infineon
MPN: IRF540ZPBF ✓ فعالIRF540ZPBF جائزہ
A power MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a voltage-controlled switch used to efficiently switch and amplify signals in power electronics. The HEXFET family represents Infineon's optimized vertical DMOS architecture, which falls under the broader categories of: discrete semiconductor -> MOSFET -> N-channel MOSFET -> power MOSFET -> switching transistor. The IRF540Z series specifically targets the 100 V breakdown class, occupying a middle position between low-voltage logic-level parts and high-voltage IGBTs, and is widely used for synchronous rectification, DC-DC conversion, motor drive, and relay replacement.
Key features of the IRF540ZPBF include ultra-low on-resistance (26.5 mOhm max), fast switching speed enabled by low Q_g (42 nC typical), fully avalanche-rated design, and a TO-220AB package with industry-standard pinout that allows direct drop-in replacement of legacy IRF540-series parts. The device is also qualified for automotive environments, with extended temperature range and enhanced reliability testing.
Technically, the IRF540ZPBF uses a stripe-cell DMOS design with a polysilicon gate, achieving an excellent figure-of-merit (FOM = R_DS(on) x Q_g) for its voltage class. The 175 degC maximum junction temperature and 92 W power dissipation rating give designers substantial thermal headroom in industrial and automotive systems. Compared with older IRF540 generations, the 'Z' suffix variant offers significantly lower on-resistance while preserving the same TO-220AB footprint.
Typical applications include DC motor drives in automotive and industrial systems, solenoid and relay drivers, switching-mode power supplies (SMPS) primary-side switches, DC-DC converters, battery protection circuits, and general-purpose high-current switching. It is widely used as an upgrade for IRF540N, IRF640, and similar 100 V-class MOSFETs.
When designing with the IRF540ZPBF, ensure the gate driver can source and sink sufficient peak current (typically 1-2 A) to charge the input capacitance within the desired switching interval. A 10 Ohm gate resistor is recommended to damp ringing, and the drain-source avalanche energy must be derated according to junction temperature using the SOA curves in the datasheet.
This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes beyond what the manufacturer datasheet alone provides, enabling faster BOM decisions and second-source qualification.
کے لیے ڈراپ اِن متبادل IRF540ZPBF — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں IRF540ZPBF (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Technology, Package, RoHS Status, Mounting Type, Lead-Free.
IRF540NPBF
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
IRF540PBF
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
IRF3710ZPBF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →IRFB4110PBF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →IRF1310NPBF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →IRFR3710ZTRPBF
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →IRF540ZPBF زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Manufacturer | Infineon Technologies (formerly International Rectifier) |
| Part Number | IRF540ZPBF |
| Technology | HEXFET Power MOSFET (N-Channel DMOS) |
| Drain-Source Voltage (V_DS) | 100 V |
| Continuous Drain Current (I_D) at T_C=25C | 36 A |
| On-Resistance R_DS(on) max at V_GS=10V | 26.5 mOhm |
| Total Gate Charge (Q_g) | 42 nC |
| Power Dissipation (P_D) at T_C=25C | 92 W |
| Maximum Junction Temperature | 175 C |
| آپریٹنگ جنکشن درجہ حرارت رینج | -55 C to +175 C |
| پیکیج | TO-220AB (through-hole, 3-lead) |
| ماؤنٹنگ ٹائپ | Through Hole |
| پن کی تعداد | 3 (Gate, Drain, Source) |
| RoHS اسٹیٹس | Compliant |
| Lead-Free | Yes |
| Automotive Qualified | Yes (per datasheet description) |
IRF540ZPBF پن کنفیگریشن
| پن 1 | Gate — MOSFET gate input; connect to gate driver through 10-22 Ohm series resistor |
| پن 2 | Drain — MOSFET drain; electrically bonded to the metal tab, connect to high-current load |
| پن 3 | Source — MOSFET source; connect to circuit ground (low-side switch) or low-side of load |
محفوظ آپریٹنگ ایریا (DC, T_C=25C)
عام استعمالات
IRF540ZPBF کے لیے موزوں ہے 6 ایپلیکیشنs: Automotive 12V/24V DC Motor Drive, SMPS Primary-Side Switch, Solenoid and Relay Driver, Battery Protection and Load Switching, LED Lighting Driver Switch, DC-DC Converter Switch Element.
Automotive 12V/24V DC Motor Drive
The IRF540ZPBF is well suited for automotive 12 V and 24 V brushed DC motor drives, including HVAC blower motors, fuel pumps, and window-lift motors. Its 100 V V_DS rating provides more than 3x margin over 24 V transients (ISO 7637 load-dump pulses up to 65 V), while 36 A continuous drain current handles typical 20-30 A motor inrush without thermal limiting. The 26.5 mOhm R_DS(on) keeps conduction losses low at typical 10-15 A running currents, and the TO-220AB tab can be screwed directly to the chassis for heatsinking.
تجویز کردہ
SMPS Primary-Side Switch
In switching-mode power supplies operating from 48 V telecom rails or 24 V industrial buses, the IRF540ZPBF functions as the primary-side switching element in flyback, forward, or push-pull topologies. Its 100 V breakdown comfortably exceeds the maximum reflected drain voltage in 24 V-input designs (typically 60-80 V), while the 42 nC Q_g enables switching frequencies of 100-200 kHz without excessive driver losses. The 92 W power dissipation rating and 175 C junction limit give generous thermal margin in 50-100 W converter designs.
تجویز کردہ
Solenoid and Relay Driver
The IRF540ZPBF excels as a low-side solenoid driver for industrial valves, automotive injectors, and electromechanical relays. With 36 A peak current capability, it can switch solenoids drawing 10-25 A continuous with substantial inrush headroom. The fast switching speed (Q_g=42 nC) supports PWM current-regulation schemes for proportional solenoid control at 1-25 kHz, and the 100 V rating withstands flyback voltages when paired with a flyback diode. Automotive qualification makes it ideal for under-hood relay replacement.
تجویز کردہ
Battery Protection and Load Switching
In 12-48 V battery management systems, the IRF540ZPBF serves as the main load disconnect switch or reverse-battery protection element. Its 36 A continuous rating handles typical e-bike, e-scooter, and small EV traction pack currents up to 30 A continuous discharge. The 100 V V_DS provides protection margin against regen-voltage spikes, and the low R_DS(on) minimizes voltage drop (0.8 V at 30 A), reducing wasted power during peak loads. The TO-220AB package allows direct PCB-mount or chassis-mount heatsinking.
تجویز کردہ
LED Lighting Driver Switch
The IRF540ZPBF works as the high-side or low-side switch in constant-current LED drivers for automotive headlamps, architectural lighting, and high-bay industrial fixtures. Its low 26.5 mOhm R_DS(on) keeps conduction losses below 5 W at 15 A driving currents for a 50 W LED string, and the 100 V rating supports long LED strings of 30+ emitters at 24 V supply. PWM dimming at 200-1000 Hz is enabled by the 42 nC Q_g, with clean switching transitions and minimal ringing.
تجویز کردہ
DC-DC Converter Switch Element
In buck, boost, and buck-boost DC-DC converters operating from 24-72 V input rails, the IRF540ZPBF is used as the main switching MOSFET for power levels of 50-200 W. The 100 V V_DS handles 72 V input with 28 V margin, and the 26.5 mOhm R_DS(on) achieves >95% efficiency at 100 kHz switching. Its automotive grade and 175 C junction limit suit harsh-environment industrial converters operating from -40 C to +125 C ambient.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا IRF540ZPBF — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | IRF540NPBF | IRF540PBF | IRF3710ZPBF | IRFB4110PBF | IRF1310NPBF |
|---|---|---|---|---|---|---|
| Brand | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies | Infineon Technologies |
| Package | TO-220AB | TO-220AB (same) | TO-220AB (same) | TO-220AB (same) | TO-220AB (same) | TO-220AB (same) |
| V_DS (V) | 100 V | 100 V | 100 V | 100 V | 100 V | 100 V |
| Maximum Junction Temperature | 175 C | 175 C | 150 C (legacy) | 175 C | 175 C | 175 C |
| Automotive Qualified | Yes | Yes | No (commercial) | Yes | Yes | Yes |
اہم امتیازی خصوصیات
- Lowest R_DS(on) in IRF540 generation family (بمقابلہIRF540NPBF)
- Higher continuous current rating with same footprint (بمقابلہIRF540PBF)
- Automotive-qualified with extended temperature range (بمقابلہIRF540PBF (commercial))
ڈیزائن نوٹس
Estimated: At continuous 20 A drain current in the IRF540ZPBF with R_DS(on)=26.5 mOhm, conduction loss is roughly 26.5 mOhm x 20A x 20A = 10.6 W (input values: I_D=20A, R_DS(on)=26.5 mOhm max). The TO-220AB thermal resistance (theta_JC ~1.7 C/W) yields a junction-to-case rise of ~18 C, so the heatsink must keep case temperature below 150 C. Always use thermal compound and torque the mounting screw to 6-8 in-lb for reliable thermal transfer.
Place a 10-22 Ohm gate resistor within 5 mm of the gate pin to damp LC resonance between the driver inductance and the MOSFET's C_iss (typically 1700 pF for the IRF540ZPBF). Keep the gate-drive loop (driver output to gate to source return) area below 1 cm^2 to minimize ringing. The drain-source tab provides a low-inductance Kelvin connection - use a separate source-kelvin trace if available.
Do not exceed V_GS ratings (typically +/-20 V for the IRF540ZPBF). During turn-off transients, gate-drain capacitance (C_rss ~80 pF) can couple drain voltage spikes back to the gate; ensure the gate-driver pull-down can sink this displacement current, otherwise use a gate-to-source Zener clamp of 15-18 V. When switching inductive loads, always include a flyback diode with reverse-recovery rating below 100 ns.
تعمیل کی معلومات
PBF suffix indicates lead-free plating. Automotive-qualified per Infineon datasheet description; AEC-Q100 status to be confirmed by procurement team. RoHS and REACH compliance verified through distributor listings.
