9.2.1.3 Application Curves
Table 10 lists the components that were used for the measurements contained in the following pages.
Table 10. Components for Application Characteristic Curves
REFERENCE |
DESCRIPTION |
PART NUMBER |
MANUFACTURER |
C1 |
Capacitor, 10 µF, 10 V, 0603, ceramic |
GRM188R61A106ME69 |
Murata |
C2, C3 |
Capacitor, 22 µF, 10 V, 0603, ceramic |
GRM187R61A226ME15 |
Murata |
L1 |
Inductor, 0.47 µH |
XFL4015-471MEC |
Coilcraft |
U1 |
Integrated circuit |
TPS63810YFF |
Texas Instruments |
WHITESPACE
Figure 32. Efficiency versus Output Current
VI = 3.6 V |
FPWM |
TA = 25°C |
Figure 34. Load Regulation
VI = 5 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 100 mA |
|
Figure 36. PFM Switching Waveforms
(Buck Operation)
VI = 2.5 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 100 mA |
|
Figure 38. PFM Switching Waveforms
(Boost Operation)
VI = 3.3 V |
FPWM |
TA = 25°C |
VO = 3.3 V |
IO = 100 mA |
|
Figure 40. PWM Switching Waveforms
(Buck-Boost Operation)
VI = 2.5 V to 5.5 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 200 mA |
|
Figure 42. Line Transient Response
VI = 4.2 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 10 mA to 2 A |
|
Figure 44. Load Transient Response (Buck)
VI = 2.6 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 10 mA to 2 A |
|
Figure 46. Load Transient Response (Boost)
VI = 3.6 V |
PSM |
TA = 25°C |
VO = 3.3 V |
RL = 33 Ω |
|
Figure 48. Start-Up Waveforms
(Light Load)
VI = 3.6 V |
PSM |
TA = 25°C |
VO = 2 V to 4 V |
RL = 330 Ω |
|
Figure 50. Dynamic Voltage Scaling (PFM)
VI = 3.6 V |
PSM |
TA = 25°C |
VO = 3.3 V |
|
|
Figure 52. Overcurrent Protection
Figure 54. Burst Switching Frequency versus Output Current
Figure 33. Efficiency versus Input Voltage
Figure 35. Line Regulation
VI = 3.3 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 100 mA |
|
Figure 37. PFM Switching Waveforms
(Buck-Boost Operation)
VI = 5 V |
FPWM |
TA = 25°C |
VO = 3.3 V |
IO = 100 mA |
|
Figure 39. PWM Switching Waveforms
(Buck Operation)
VI = 2.5 V |
FPWM |
TA = 25°C |
VO = 3.3 V |
IO = 100 mA |
|
Figure 41. PWM Switching Waveforms
(Boost Operation)
VI = 2.5 V to 5.5 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 2 A |
|
Figure 43. Line Transient Response
VI = 3.3 V |
PSM |
TA = 25°C |
VO = 3.3 V |
IO = 10 mA to 2 A |
|
Figure 45. Load Transient Response (Buck-Boost)
VI = 3.3 V ±0.9 V |
FPWM |
TA = 25°C |
VO = 3.3 V |
RL = 3 Ω |
|
Figure 47. Line Sweep (PWM)
VI = 3.6 V |
PSM |
TA = 25°C |
VO = 3.3 V |
RL = 3.3 Ω |
|
Figure 49. Start-Up Waveforms
(Heavy Load)
VI = 3.6 V |
PSM |
TA = 25°C |
VO = 2 V to 4 V |
RPWM |
RL = 330 Ω |
Figure 51. Dynamic Voltage Scaling (RPWM)
IO = 1 A |
FPWM |
TA = 25°C |
VI rising |
|
|
Figure 53. Switching Frequency versus Input Voltage
Figure 55. Maximum Output Current versus Input Voltage