f(SW) = 320kHz, L(F) =
5.3uH, for the detailed BOM see PMP23447
Figure 10-2 Power Losses
Versus IO (MODE = 0V, VI = 20V) Figure 10-3 Efficiency Versus IO
(MODE = 0V, VI = 20V)
R(COMP) = 20kΩ,
C(COMP) = 2.1nF, C(HF) = 50pF unless otherwise noted
Figure 10-4 Efficiency
Versus IO (MODE = 0V, Vo = 12V) Figure 10-6 Efficiency Versus VI
(Vo = 12V, IO = 5A) Figure 10-8 Inductor current Boost Mode
(V(VIN) = 5V, V(VOUT) = 12V IO = 5A, MODE = VCC2
) Figure 10-10 Inductor current Buck Mode,
V(VIN) = 36V, V(VOUT) = 12V IO = 5A, MODE = VCC2
) Figure 10-12 Inductor current Boost Mode
(V(VIN) = 12V, V(VOUT) = 12V IO = 0.05A, MODE = GND
) Figure 10-14 Device start-up , V(VIN)
= 12V, V(VOUT) = 12V IO = 5A, MODE = VCC2 ) Figure 10-16 Input voltage ramp (
V(VIN) = 14V ↔ 24V, V(VOUT) = 24V IO = 5A MODE = GND
) Figure 10-18 Load transient ( V(VIN) =
12V, V(VOUT) = 24V IO = 0.5A ↔ 5A, MODE = VCC2 ) Figure 10-20 Load transient ( V(VIN) =
36V, V(VOUT) = 24V IO = 0.5A ↔ 5A, MODE = VCC2 ) Figure 10-22 Load transient (V(VIN) =
24V, V(VOUT) = 24V IO = 0.5A ↔ 5A, MODE = GND ) Figure 10-24 Average Output Current Limit
(V(VIN) = 12V, V(VOUT) = 12V IO = 0.5A ↔ 5A, MODE =
VCC2, ILIM_THRESHOLD = 0x28 (2A) ) Figure 10-5 Efficiency Versus IO
(MODE = VCC2, Vo = 12V) Figure 10-7 Efficiency Versus VI (
Vo = 20V, IO = 5A) Figure 10-9 Inductor current Buck-Boost Mode,
(V(VIN) = 12V, V(VOUT) = 12V IO = 5A, MODE = VCC2
) Figure 10-11 Inductor current Boost Mode
(V(VIN) = 5V, V(VOUT) = 12V IO = 0.05A, MODE = GND
) Figure 10-13 Inductor current Boost Mode
(V(VIN) = 36V, V(VOUT) = 12V IO = 0.05A, MODE = GND
) Figure 10-15 Device shutdown ( Discharge Enabled
, V(VIN) = 12V, V(VOUT) = 12V IO = 0A MODE = GND
) Figure 10-17 SCP-Hiccup prection (
V(VIN) = 12V, V(VOUT) = 12V IO = short, MODE =
VCC2) Figure 10-19 Load transient ( V(VIN) =
24V, V(VOUT) = 24V IO = 0.5A ↔ 5A, MODE = VCC2 ) Figure 10-21 Load transient (V(VIN) =
12V, V(VOUT) = 24V IO = 0.5A ↔ 5A, MODE = GND ) Figure 10-23 Load transient (V(VIN) =
36V, V(VOUT) = 24V IO = 0.5A ↔ 5A, MODE = GND ) Figure 10-25 Average Output Current Limit
(V(VIN) = 6V, V(VOUT) = 12V IO = 0.5A ↔ 5A, MODE =
VCC2, ILIM_THRESHOLD = 0x28 (2A) )