Datasheet LT3473, LT3473A (Analog Devices) - 6
| Hersteller | Analog Devices |
| Beschreibung | Micropower 1A Boost Converter with Schottky and Output Disconnect |
| Seiten / Seite | 12 / 6 — BLOCK DIAGRA. Figure 1. LT3473 Block Diagram. Figure 2. LT3473A Block … |
| Dateiformat / Größe | PDF / 276 Kb |
| Dokumentensprache | Englisch |
BLOCK DIAGRA. Figure 1. LT3473 Block Diagram. Figure 2. LT3473A Block Diagram
Modelllinie für dieses Datenblatt
Textversion des Dokuments
LT3473/LT3473A
W BLOCK DIAGRA
7 6 8 V SHDN SW ERROR IN CAP AMPLIFIER FB – 1 4 V + C g Q2 m + CTRL + ENABLE OUT 3 A1 2 PNP BTH – DRIVER 100mV + VREF 1.25V POWER SECTION + – – A4 – A2 R Q Q1 PGOOD 5 + S DRIVER Q5 COMPARATOR – GND 9 Σ A3 + RAMP 1.2MHz GENERATOR OSCILLATOR 3437 F01
Figure 1. LT3473 Block Diagram
11 10 12 V SHDN SW ERROR IN CAP AMPLIFIER FB – 1 7 V + C g Q2 m + CTRL + ENABLE OUT 8 A1 2 PNP BTH – DRIVER 100mV + VREF 1.25V POWER SECTION + – – NB1 Q3 3 A4 – NE1 4 A2 R Q Q1 PGOOD 9 + S NB2 Q4 5 DRIVER Q5 COMPARATOR NE2 – 6 GND 13 Σ A3 + RAMP 1.2MHz GENERATOR OSCILLATOR 3437 F02
Figure 2. LT3473A Block Diagram
3473f 6
W BLOCK DIAGRA
7 6 8 V SHDN SW ERROR IN CAP AMPLIFIER FB – 1 4 V + C g Q2 m + CTRL + ENABLE OUT 3 A1 2 PNP BTH – DRIVER 100mV + VREF 1.25V POWER SECTION + – – A4 – A2 R Q Q1 PGOOD 5 + S DRIVER Q5 COMPARATOR – GND 9 Σ A3 + RAMP 1.2MHz GENERATOR OSCILLATOR 3437 F01
Figure 1. LT3473 Block Diagram
11 10 12 V SHDN SW ERROR IN CAP AMPLIFIER FB – 1 7 V + C g Q2 m + CTRL + ENABLE OUT 8 A1 2 PNP BTH – DRIVER 100mV + VREF 1.25V POWER SECTION + – – NB1 Q3 3 A4 – NE1 4 A2 R Q Q1 PGOOD 9 + S NB2 Q4 5 DRIVER Q5 COMPARATOR NE2 – 6 GND 13 Σ A3 + RAMP 1.2MHz GENERATOR OSCILLATOR 3437 F02
Figure 2. LT3473A Block Diagram
3473f 6