Datasheet LTM4636-1 (Analog Devices) - 7
| Hersteller | Analog Devices |
| Beschreibung | 40A μModule Regulator with Overvoltage/ Overtemperature Protection |
| Seiten / Seite | 38 / 7 — 3.3V Transient Response. Start-Up with Soft-Start No-Load. Start-Up with … |
| Dateiformat / Größe | PDF / 2.3 Mb |
| Dokumentensprache | Englisch |
3.3V Transient Response. Start-Up with Soft-Start No-Load. Start-Up with Soft-Start Full Load. 40A Load Short-Circuit
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LTM4636-1 TYPICAL PERFORMANCE CHARACTERISTICS
3.3V Transient Response Start-Up with Soft-Start No-Load Start-Up with Soft-Start Full Load
100mV/DIV VOUT 100µs/DIV 0.5V/DIV VOUT 0.5V/DIV 10A/DIV VIN 18A/µs 5V/DIV VIN STEP 5V/DIV 46361 G10 20ms/DIV 46361 G11 20ms/DIV 46361 G12 12V TO 3.3V TRANSIENT RESPONSE RUN PIN CAPACITOR = 0.1µF RUN PIN CAPACITOR = 0.1µF COUT = 6 × 100µF CERAMIC, 2 × 470µF 4V TRACK/SS CAPACITOR = 0.1µF TRACK/SS CAPACITOR = 0.1µF POSCAP 5mΩ COUT = 4 × 100µF CERAMIC AND 3 × 470µF COUT = 4 × 100µF CERAMIC AND 3 × 470µF CFF = 22pF, SW FREQ = 750kHz POSCAP POSCAP CCOMP = 100pF
40A Load Short-Circuit Start-Up with 0.5V Output Pre-Bias No-Load Short-Circuit
VOUT 0.5V/DIV VOUT 0.5V/DIV VOUT L 0.5V/DIV IN 200mA/DIV LIN VIN 200mA/DIV 5V/DIV 100µs/DIV 46361 G13 20ms/DIV 46361 G14 100µs/DIV 46361 G15 RUN PIN CAPACITOR = 0.1µF TRACK/SS CAPACITOR = 0.1µF COUT = 4 × 100µF CERAMIC AND 3 × 470µF 46361fa For more information www.linear.com/LTM4636-1 7
3.3V Transient Response Start-Up with Soft-Start No-Load Start-Up with Soft-Start Full Load
100mV/DIV VOUT 100µs/DIV 0.5V/DIV VOUT 0.5V/DIV 10A/DIV VIN 18A/µs 5V/DIV VIN STEP 5V/DIV 46361 G10 20ms/DIV 46361 G11 20ms/DIV 46361 G12 12V TO 3.3V TRANSIENT RESPONSE RUN PIN CAPACITOR = 0.1µF RUN PIN CAPACITOR = 0.1µF COUT = 6 × 100µF CERAMIC, 2 × 470µF 4V TRACK/SS CAPACITOR = 0.1µF TRACK/SS CAPACITOR = 0.1µF POSCAP 5mΩ COUT = 4 × 100µF CERAMIC AND 3 × 470µF COUT = 4 × 100µF CERAMIC AND 3 × 470µF CFF = 22pF, SW FREQ = 750kHz POSCAP POSCAP CCOMP = 100pF
40A Load Short-Circuit Start-Up with 0.5V Output Pre-Bias No-Load Short-Circuit
VOUT 0.5V/DIV VOUT 0.5V/DIV VOUT L 0.5V/DIV IN 200mA/DIV LIN VIN 200mA/DIV 5V/DIV 100µs/DIV 46361 G13 20ms/DIV 46361 G14 100µs/DIV 46361 G15 RUN PIN CAPACITOR = 0.1µF TRACK/SS CAPACITOR = 0.1µF COUT = 4 × 100µF CERAMIC AND 3 × 470µF 46361fa For more information www.linear.com/LTM4636-1 7