Datasheet

ADP2102
Rev. B | Page 10 of 24
06631-015
CH1 500mA Ω
CH4 2.00V
CH2 2.00V M 10.0µs A CH4 2.72V
B
W
B
W
B
W
4
1
2
T
T 51.00%
CH1: IL
CH2: V
OUT
CH4: LX
T
A
= 25°C
Figure 28. PSM Mode Operation at Light Loads (75 mA)
06631-016
CH1 200mA Ω
CH3 2.00V
M 200ns A CH1 388mA
B
W
B
W
CH4 2.00V
B
W
4
3
1
T
T –4.00000ns
CH1: IL
CH4: V
OUT
CH3: LX
T
A
= 25°C
Figure 29. CCM Mode Operation at Medium/Heavy Loads (0.3 A)
06631-031
CH1 2.00V CH2 100mA Ω M 200µs A CH2 82.0mA
B
W
2
1
3
T
CH3 1.00V
B
W
CH2: IL
CH3: V
OUT
CH1: LX
T
A
= 25°C
V
IN
= 3.6V
V
OUT
= 1.5V
I
LOAD
= 0mA - 75mA - 0mA
0mA
0mA
75mA
Figure 30. Light Load Behavior
180
160
140
120
100
80
60
40
20
0
PSM THRESHOLD (mA)
2.5 3.0 3.5 4.0 4.5 5.0 5.5
INPUT VOLTAGE (V)
06631-028
T
A
= 25°C
V
OUT
= 1.5V
V
OUT
= 1.375V
L = 2.2µH
Figure 31. Typical PSM Threshold vs. Input Voltage
06631-023
CH1 50.0mV CH2 200mA Ω M 100µs A CH2 220mA
B
W
1
2
T
T 23.60%
CH1: V
OUT
(AC)
CH2: I
LOAD
(0mA TO 300mA)
T
A
= 25°C
Figure 32. Load Transient Response (V
OUT
= 1.2 V)
06631-024
CH1 50.0mV CH2 200mA Ω M 100µs A CH2 236mA
B
W
2
1
T
CH1: V
OUT
(AC)
CH2: I
LOAD
(0mA TO 300mA)
T
A
= 25°C
Figure 33. Load Transient Response (V
OUT
= 1.5 V)