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HTH8G07P400H

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HTH8G07P400H

Part NumberHTH8G07P400H
ManufacturerWatech (Suzhou Huatai Electronics)
CategoryDiscrete Semiconductor Products > Transistors > FETs, MOSFETs > RF MOSFETs
DescriptionPulse‑type LDMOS MMIC Power Amplifier, 1.8 MHz‑700 MHz, 400W Psat, 48V Nominal, ACC2110S‑4L Flanged Package.
Stock StatusIn Stock
OriginOriginal Factory

Product Overview

HTH8G07P400H is Watech pulse‑type LDMOS MMIC power amplifier for 1.8 MHz‑700 MHz. It delivers 400W saturated output power at 48V nominal drain voltage, supports CW and pulse operation. ACC2110S‑4L flanged package provides superior thermal performance for ISM‑band, MRI medical, industrial heating, radar and plasma generator systems.

Core Advantages

High Power & Wide Gain Range

400W saturated output power with 21.01‑27.71dB gain across full bandwidth, reduces drive power requirements for amplifier design.

High Power‑Added Efficiency

PAE 56.57%‑64.77% lowers power consumption and thermal stress. Flanged ceramic‑metal package guarantees reliable heat dissipation for long‑run operation.

CW & Pulse Dual‑Mode Support

Compatible for continuous‑wave and pulse applications, 100μs typical test pulse width. Negative temperature coefficient enhances thermal stability under heavy loads.

50Ω System Matching

Standard 50Ω impedance simplifies input‑output matching circuit for industrial and radar projects.

Key Specifications

BrandWatech (Suzhou Huatai Electronics)
RoHS StatusRoHS Compliant / Lead‑Free
EDA/CADSymbol, Footprint & 3D Model Available
Warranty1‑Year Standard Quality Warranty
Package / CaseACC2110S‑4L (Flanged,4 Leads)
Mounting TypeFlange Mount / Chassis Mount
Surface Marking / SilkscreenHTH8G07P400H Marking
Transistor TypePulse‑type LDMOS MMIC Power Amplifier
Operating Frequency Range1.8 MHz‑700 MHz
Peak Output Power (Psat)400 W (56.02 dBm)
P1dB Compression Point349.94 W ~ 387.25 W (55.44 ~ 55.88 dBm)
Drain Operating Voltage (VDS)48 V DC Nominal
Power Gain21.01 dB ~ 27.71 dB
Power‑Added Efficiency (PAE)56.57 % ~ 64.77 %
Impedance50 Ω
Quiescent Current600 mA
Operation ModeCW / Pulse, typical pulse width 100 μs
Storage Temperature-55℃ ~ +150℃
Packaging FormatTray / Protective RF Box Packaging

Typical Applications

  • ISM‑band industrial RF power equipment
  • Medical MRI RF excitation system
  • Industrial heating, welding and plasma generator
  • Pulse radar transmitter power stage
  • High‑power solid‑state RF amplifier module

Order & Shipping Info

Minimum Order Quantity (MOQ)1 Piece
Shipping TimeShipped within 1‑2 business days
Delivery Time3‑7 working days worldwide
Shipping MethodsDHL, UPS, FedEx, EMS
Payment MethodsT/T (Bank Transfer), PayPal, Credit Card, Western Union

Technical Support

For datasheet, sample requests, stock check, or bulk pricing, please use the Quick Inquiry form. We will reply within 24 hours.

Frequently Asked Questions

Q1: What is the frequency range of HTH8G07P400H?

A: 1.8 MHz‑700 MHz, designed for high‑power pulse and CW RF amplification.

Q2: What is the difference between HTH8G07P400H and HTH8G07P400HB?

A: Different flange package: H uses ACC2110S‑4L, HB uses ACC2110B‑4L. Electrical parameters are close, but not drop‑in compatible. Check PCB mounting dimension before replacement.

Q3: Can this device work in CW continuous‑wave mode?

A: Yes, CW and pulse are both supported. For CW operation, power derating and enhanced heat dissipation are required to avoid over‑temperature damage.

Q4: Are there cross‑brand alternative parts?

A: Select replacements with 48V rating, 1.8‑700 MHz bandwidth and ~400W output. Cross‑brand parts differ in gain and internal matching; direct swap is not possible, matching circuit needs re‑tuning.

Q5: Can I use 50V supply instead of rated 48V?

A: Not recommended. Over‑voltage increases breakdown risk and shortens service life. Keep drain voltage at nominal 48V for stable long‑term operation.

Q6: What does 100μs typical pulse‑width mean?

A: 100 μs is standard test condition. Wider pulse will raise junction temperature, output power must be derated accordingly.

Q7: What should I note for ACC2110S‑4L installation?

A: Ensure good thermal contact between flange and heatsink. Use proper thermal grease and correct screw torque. Poor cooling will cause power degradation.

Q8: How does it compare with overseas‑brand 400W LDMOS?

A: Watech delivers competitive PAE for industrial pulse applications. Overseas counterparts may provide better linearity but cost higher. Pin‑to‑pin compatibility is not guaranteed.

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