Unless otherwise indicated,
VIN = 13.5V, VOUT = 5V, IOUT = 6A,
fSW = 2.1MHz, AUTO mode, and TA = 25°C. Figure 8-1 shows the circuit schematic with relevant BOM components specified in Table 8-2.
Figure 8-3 LM644x0-Q1 Efficiency
Figure 8-5 LM644x0-Q1 Start-Up,
6A Resistive Load
Figure 8-7 LM644x0-Q1 Load Transient,
IOUT = 3A to 6A
Figure 8-9 LM644x0-Q1 Short-Circuit Hiccup
Figure 8-11 LM644x0-Q1 Line
Transient and Recovery from Dropout
Figure 8-13 Thermal Performance, 4A Load
Figure 8-15 CISPR
25 Class 5 Conducted EMI,
150kHz to
30MHz
Figure 8-17 CISPR
25 Class 5 Radiated EMI,
Bicon Antenna,
Horizontal Polarization,
30MHz to
200MHz
Figure 8-19 CISPR
25 Class 5 Radiated EMI,
Log Antenna,
Horizontal Polarization,
200MHz to 1GHz
Figure 8-4 LM644x0-Q1 Load and Line Regulation
Figure 8-6 LM644x0-Q1 Enable On and Off,
6A Resistive Load
Figure 8-8 LM644x0-Q1 Load Transient,
IOUT = 0A to 6A
Figure 8-10 LM644x0-Q1 Short-Circuit Recovery to No
Load
Figure 8-12 LM644x0-Q1 Frequency Foldback in Dropout,
VIN = 3V
Figure 8-14 Thermal Performance, 6A Load
Figure 8-16 CISPR
25 Class 5 Conducted EMI,
30MHz to
108MHz
Figure 8-18 CISPR
25 Class 5 Radiated EMI,
Bicon Antenna,
Vertical Polarization,
30MHz to 200MHz
Figure 8-20 CISPR
25 Class 5 Radiated EMI,
Log Antenna, Vertical
Polarization,
200MHz to 1GHz