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Analog Devices LT8418 | Demoboard EVAL-LT8418-AZ
100V Half-Bridge GaN Driver with Smart Integrated Bootstrap Switch
Details
| Topologie | Gegentaktwandler (Halbbrücken) |
| Eingangsspannung | 80 V |
| Schaltfrequenz | 100-10000 kHz |
| Ausgang 1 | 80 V / 10 A |
Beschreibung
The EVAL-LT8418-AZ evaluation circuit features the LT8418 driving two 100V enhanced Gallium Nitride (eGaN) FETs in a half-bridge configuration. The circuit is optimized as a buck converter, but it can be used as a boost converter or other converter topologies consisting of a half-bridge. The evaluation circuit can deliver up to 10A with good thermal management.
Eigenschaften
Half-Bridge Gate Driver for GaN FETs
0.6Ω Pull-Up Resistance at Top Gate Driver
0.2Ω Pull-Down Resistance at Bottom Gate Driver
4A Peak Source, 8A Peak Sink Current Capability
Smart Integrated Bootstrap Switch
Split-Gate-Driver to Adjust Turn-On/Turn-Off Strength
Default Low-State for All Driver Inputs and Outputs
Maximum 15V Voltage Rating at INT and INB Inputs
Independent INT, INB Inputs with TTL Logic Compatible
Fast Propagation Delay: 10ns (Typical)
Propagation Delay Matching: 1.5ns (Typical)
Balanced Driver Supply Voltage: VBST ≈ VCC = 3.85V – 5.5V
Undervoltage and Overvoltage Lockout Protections
Small 12-Ball WLCSP Package
Typische Anwendungen
Weiterführende Informationen
Artikeldaten
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | C | Tol. C | VR (V (DC)) | Bauform | Betriebstemperatur | DF (%) | RISO | Keramiktyp | L (mm) | W (mm) | Fl (mm) | Ti | Ø OD (mm) | Ø ID (mm) | VPE | κ (W/(m*K)) | Pins (Value) (pcs) | Reihen | H (mm) | Gender | Typ | IR (A) | Verpackung | Muster | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | 885012206046 | SPEC | 8 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WCAP-CSGP MLCCs 16 V(DC) | 100 nF | ±10% | 16 | 0603 | -55 °C up to +125 °C | 3.5 | 5 GΩ | X7R Klasse II | 1.6 | 0.8 | 0.4 | – | – | – | 4000 | – | – | – | 0.8 | – | – | – | 7" Tape & Reel | ||
 | 9774010151R | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WA-SMSI SMT Stahl Spacer mit Innengewinde M2.5 | – | – | – | – | -55 °C up to +150 °C | – | – | – | 1 | – | – | M2.5 | 5.1 | 3.5 | 1500 | – | – | – | – | – | – | – | Tape and Reel | |
 | 60800213421 | SPEC | – | 3 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-PHD 2.00 mm Jumper with Test Point | – | – | – | – | -25 °C up to +105 °C | – | 1000 MΩ | – | – | – | – | – | – | – | 1000 | – | 2 | – | – | Jumper | – | 3 | Beutel | |
 | 62000311121 | SPEC | – | 6 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WR-PHD 2.00 mm THT Pin Header | – | – | – | – | -40 °C up to +105 °C | – | 1000 MΩ | – | 6 | – | – | – | – | – | 1000 | – | 3 | Single | – | Pin Header | Gerade | 2 | Beutel | |
 | 4051100100017 | SPEC | – | 3 Dateien | Aktiv i| Produktion ist aktiv. Erwartete Lebenszeit: >10 Jahre. | WE-TGS Graphitfolie | – | – | – | – | -50 °C up to +120 °C | – | – | – | 100 | 100 | – | – | – | – | – | 1800 | – | – | 0.037 | – | – | – | – |
| Artikel Nr. | Datenblatt | Simulation | |
|---|---|---|---|
| 885012206046 | SPEC | |
| 9774010151R | SPEC | – |
| 60800213421 | SPEC | – |
| 62000311121 | SPEC | – |
| 4051100100017 | SPEC | – |
| Muster |
|---|
| Artikel Nr. | Datenblatt | Simulation | Downloads | Status | Produktserie | C | Tol. C | VR (V (DC)) | Bauform | Betriebstemperatur | DF (%) | RISO | Keramiktyp | L (mm) | W (mm) | Fl (mm) | Ti | Ø OD (mm) | Ø ID (mm) | VPE | κ (W/(m*K)) | Pins (Value) (pcs) | Reihen | H (mm) | Gender | Typ | IR (A) | Verpackung | Muster |
|---|