Output inductor of L = 10
μH (part number XAL1510-103MED) was used for all 100-kHz efficiency
measurements. For 500-kHz and 1-MHz efficiency measurements, output
inductor of L = 1 μH (XAL1580-102MED) was used.
Figure 6-1 Internal VREF Initial
Tolerance
Figure 6-3 Internal Frequency Variation
Figure 6-5 Enable Hysteresis Current
Variation
Figure 6-7 Enable Threshold Rising
Variation
Figure 6-9 VIN Non-Switching Current
Variation
Figure 6-11 SS/TR to VSENSE Matching
Variation
Figure 6-13 Low-Side Sourcing Current Limit
Variation
Figure 6-15 Low-Side Switch Resistance
Variation
VOUT = 1 V, fsw = 100 kHz
Figure 6-17 Efficiency for VIN = 3.3 V
VOUT = 1.8 V, fsw = 100 kHz
Figure 6-19 Efficiency for VIN = 5 V
VOUT = 1 V, fsw = 500 kHz
Figure 6-21 Efficiency for VIN = 3 V
VOUT = 1.8 V, fsw = 500 kHz
Figure 6-23 Efficiency for VIN = 3 V
VOUT = 1 V, fsw = 500 kHz
Figure 6-25 Efficiency for VIN = 5 V
VOUT = 1.8 V, fsw = 500 kHz
Figure 6-27 Efficiency for VIN = 5 V
VOUT = 3.3 V, fsw = 500 kHz
Figure 6-29 Efficiency for VIN = 5 V
VOUT = 1.5 V, fsw = 500 kHz
Figure 6-31 Efficiency for VIN = 7 V
VOUT = 2.5 V, fsw = 500 kHz
Figure 6-33 Efficiency for VIN = 7 V
VOUT = 1 V, fsw = 1 MHz
Figure 6-35 Efficiency for VIN = 3 V
VOUT = 1.8 V, fsw = 1 MHz
Figure 6-37 Efficiency for VIN = 3 V
VOUT = 1 V, fsw = 1 MHz
Figure 6-39 Efficiency for VIN = 5 V
VOUT = 1.8 V, fsw = 1 MHz
Figure 6-41 Efficiency for VIN = 5 V
VOUT = 3.3 V, fsw = 1 MHz
Figure 6-43 Efficiency for VIN = 5 V
VOUT = 2.5 V, fsw = 1 MHz
Figure 6-45 Efficiency for VIN = 7 V
VOUT = 1 V, fsw = 100 kHz, 500 kHz, 1 MHz
Figure 6-47 Efficiency for VIN = 5 V
Figure 6-2 Internal VREF Variation
Figure 6-4 VIN Shutdown Supply Current
Variation
Figure 6-6 Enable Input Current
Variation
Figure 6-8 Enable Threshold Falling
Variation
Figure 6-10 SS Charge Current Variation
Figure 6-12 High-Side Current Limit
Variation
Figure 6-14 Low-Side Sinking Current Limit
Variation