Datasheet

EVAL-ADP2106
Rev. 0 | Page 6 of 12
TYPICAL PERFORMANCE CHARACTERISTICS
06313-004
100
50
1 10000
LOAD CURRENT (mA)
EFFICIENCY (%)
95
90
85
80
75
70
65
60
55
10 100 1000
V
IN
= 2.7V
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 5.5V
INDUCTOR: D62LCB, 2µH
DCR: 28mΩ
T
A
= 25°C
Figure 3. Efficiency—ADP2106-1.8-EVAL (1.8 V Output)
06313-005
CH1 50mV
6%CH4 200mAΩCH3 2V
M 2µs A CH3 3.88V
T
3
4
1
INDUCTOR CURRENT
OUTPUT VOLTAGE (AC-COUPLED)
LX NODE
(SWITCH NODE)
Figure 4. PFM Mode of Operation at Light Load (10 mA)
06313-006
3
1
2
CH1 2V
10.4%
CH2 100mV
CH3 1A
M 10µs A CH2 100mV
T
CH2 LOW
–108mV
LX (SWITCH) NODE VOLTAGE
OUTPUT CURRENT
OUTPUT VOLTAGE (AC-COUPLED)
Figure 5. 1 A Load Transient Response for ADP2106-1.8-EVAL
06313-007
100
50
1 10000
LOAD CURRENT (mA)
EFFICIENCY (%)
95
90
85
80
75
70
65
60
55
10 100 1000
V
IN
= 3.0V
V
IN
= 3.6V
V
IN
= 4.2V
V
IN
= 5.5V
INDUCTOR: LPS4012-222, 2.2µH
DCR: 90mΩ
T
A
= 25°C
Figure 6. Efficiency—ADP2106-EVAL (2.5 V Output)
06313-008
CH1 20mV
17.4%CH4 1AΩCH3 2V
M 1µs A CH3 3.88V
T
3
4
1
LX NODE (SWITCH NODE)
OUTPUT VOLTAGE (AC-COUPLED)
INDUCTOR CURRENT
Figure 7. PWM Mode of Operation at Medium/Heavy Load (1 A)
06313-009
3
1
2
CH1 2V
20.20%
CH2 100mV
CH3 1A
M 10µs A CH2 100mV
T
CH2 LOW
–140mV
LX (SWITCH) NODE VOLTAGE
OUTPUT CURRENT
OUTPUT VOLTAGE
(AC-COUPLED)
Figure 8. 1 A Load Transient Response for ADP2106-EVAL
with V
OUT
Set to 2.5 V