793nm 22W 光纤耦合半导体激光器 (793nm 22W Fiber-Coupled Diode Laser)
The K793DAHRN-22.00W series from BWT is a standard 793nm 22W fiber-coupled diode laser module. It delivers a minimum 22W output power through a 105μm core / 125μm cladding, 0.22NA multimode fiber terminated with an FC bare ferrule, featuring a center wavelength of 793±3nm and a typical spectral width of 3nm (FWHM). The module integrates an anti-reflection (feedback protection) function for the 1900~2100nm band with 30dB isolation, and uses a compact 4-pin gold-plated package (laser anode/cathode plus optional thermistor pins). Two standard versions are offered: K793DAHRN-22.00WN0N-10522F10EFF with 1.0m fiber and 42% typical electro-optical efficiency, and K793DAHRN-22.00WN0N-10522F20EFF with 2.0m fiber and 45% typical electro-optical efficiency. Typical operating conditions are 10.0A operating current and 5.8V operating voltage, with a baseplate operating temperature of 20~30°C.
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Overview
Specifications
| Parameter | Value |
|---|---|
| Output Power (Po) | ≥22.0W |
| Center Wavelength (λc) | 793±3nm |
| Spectral Width FWHM (△λ) | 3nm(Typ.)/7nm(Max.) |
| Temperature Drift Coefficient (△λ/△T) | 0.3nm/°C(Typ.) |
| Current Drift Coefficient (△λ/△I) | 0.6nm/A(Typ.) |
| Electro-Optical Efficiency (PE) K793DAHRN-22.00WN0N-10522F10EFF | 42%(Typ.) |
| Electro-Optical Efficiency (PE) K793DAHRN-22.00WN0N-10522F20EFF | 45%(Typ.) |
| Threshold Current (Ith) | 1.3A(Typ.) |
| Operating Current (Iop) | 10.0A(Typ.)/11.0A(Max.) |
| Operating Voltage (Vop) | 5.8V(Typ.)/6.6V(Max.) |
| Slope Efficiency (η) K793DAHRN-22.00WN0N-10522F10EFF | 2.5W/A(Typ.) |
| Slope Efficiency (η) K793DAHRN-22.00WN0N-10522F20EFF | 2.6W/A(Typ.) |
| Fiber Core Diameter (Dcore) | 105μm |
| Cladding Diameter (Dclad) | 125μm |
| Numerical Aperture (NA) | 0.22 |
| Fiber Length (Lf) K793DAHRN-22.00WN0N-10522F10EFF | 1.0m |
| Fiber Length (Lf) K793DAHRN-22.00WN0N-10522F20EFF | 2.0m |
| Fiber Jacket | 0.9mm |
| Bending Radius | ≥50mm |
| Fiber Connector | FC裸插芯/FC Bare Ferrule |
| Anti-reflection Band | 1900~2100nm |
| Isolation | 30dB |
| ESD (Vesd) | ≤500V |
| Storage Temperature (Tst) | -20~70°C |
| Soldering Temperature (Ts) | ≤260°C |
| Soldering Time (t) | ≤10s |
| Operating Temperature (Top) | 20~30°C(25°C Typ.) |
| Relative Humidity (RH) | 15~75% |
| Test Conditions | 25°C@标称输出功率/Rated Output Power |
| Pin 1 | 激光器(+)/Laser(+) |
| Pin 2 | 激光器(-)/Laser(-) |
| Pin 3 | 热敏电阻(可选)/Thermistor(Optional) |
| Pin 4 | 热敏电阻(可选)/Thermistor(Optional) |
| Mounting Holes | 4-Φ3.2mm |
| Pin Pitch | 2.54mm |
| Outline Dimensions | 43mm×25mm×11.6mm |
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Datasheet
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