IR21271

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IR21271

IC GATE DRV HI-SIDE/LO-SIDE 8DIP

  • Fabricant
  • Mfr. Partie #IR21271
  • Paquet 8-DIP
  • Fiche de données
  • En stock2639

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Spécifications

Package Tube
ProductStatus Obsolete
DrivenConfiguration High-Side or Low-Side
ChannelType Single
NumberofDrivers 1
GateType IGBT, N-Channel MOSFET
Voltage-Supply 9V ~ 20V
LogicVoltage-VILVIH 0.8V, 3V
Current-PeakOutput(SourceSink) 250mA, 500mA
InputType Non-Inverting
HighSideVoltage-Max(Bootstrap) 600 V
Rise/FallTime(Typ) 80ns, 40ns
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Through Hole
Package/Case 8-DIP (0.300, 7.62mm)

Vue d'ensemble

Description

IR21271 is typically an introductory course in International Relations (IR), focusing on how actors interact on the global stage and how to analyze world politics.
Key points:
- Purpose: understand core IR theories, actors, and processes; develop critical analysis and argumentation.
- Core topics: theories (realism, liberalism, constructivism); actors (states, IGOs, NGOs, MNCs); diplomacy and foreign policy; security and conflict; international political economy; international law and norms; globalization; human rights; environmental/global governance.
- Study approach: lectures, seminars, case studies, and readings from standard IR texts.
- Assessments: exams, essays, presentations, and quizzes.
- Prerequisites: usually none or introductory political science.
- Outcomes: ability to analyze current events through multiple IR lenses and identify biases.
Note: exact content and assessment vary by institution. If you can share your university or syllabus, I can give a precise outline.

Features

IR21271 is a dual high-side/low-side gate driver for N‑channel MOSFETs/IGBTs with bootstrap operation. Key features:
- Independent HO (high-side) and LO (low-side) outputs
- Bootstrap-powered high-side driver with floating supply (VB–VS)
- Can drive a high-side gate referenced to switching node up to 600 V bus
- Logic inputs compatible with TTL/CMOS levels
- Gate-drive voltage suitable for standard MOSFET/IGBT gates
- UVLO on VCC and both outputs to prevent mis-drive
- Shoot-through (cross-conduction) protection between channels
- Fast turn-on/turn-off with high peak drive capability
- Wide operating temperature range and robust industrial/automotive options
- Available in common packages (e.g., SO‑8/DIP‑8) for automotive/industrial use
Note: Always consult the datasheet for exact voltage, current, and package specifications.

Package

IR21271 is a high-voltage gate driver and is typically offered in a 16-pin package (DIP-16 through-hole or SOIC-16 surface-mount). Always verify the exact package in the datasheet for the specific revision.

Pinout

- Pin count: 8 pins (DIP-8/SOIC-8)
- Function: High-side/low-side gate driver for a half-bridge. Provides HO and LO outputs to drive N-channel MOSFETs; uses a bootstrap circuit (VB, VS) to drive the high-side gate. Inputs: IN and SD; power/ground: VCC and COM. Pins: VB, VS, HO, LO, VCC, COM, IN, SD.

Manufacturer

The IR21271 is manufactured by International Rectifier (IR), which is now part of Infineon Technologies. IR was a semiconductor company specializing in power-management devices (MOSFETs, IGBTs, diodes, gate drivers). Infineon, a German semiconductor company, currently owns the product line.

Application

IR21271 is a high-voltage, high-speed six‑channel gate driver for three‑phase inverters. It provides bootstrap high‑side and low‑side gate drives for six N‑channel switches. Applications: brushless DC motors and PMSMs, three‑phase motor drives (robotics, automation, appliances), three‑phase inverters for solar/UPS, variable-frequency drives, and automotive motor control.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

Payment Methods

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3. Transfert bancaire

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