ADP2106-1.8-EVALZ Analog Devices Inc, ADP2106-1.8-EVALZ Datasheet - Page 31

• Manufacturer Part Number: ADP2106-1.8-EVALZ
• Description: BOARD EVAL FOR ADP2106-1.8
• Manufacturer: Analog Devices Inc

Specifications of ADP2106-1.8-EVALZ

• Main Purpose: DC/DC, Step Down
• Outputs And Type: 1, Non-Isolated
• Voltage - Output: 1.8V
• Current - Output: 1.5A
• Voltage - Input: 2.7 ~ 5.5V
• Regulator Topology: Buck
• Frequency - Switching: 1.2MHz
• Board Type: Fully Populated
• Utilized Ic / Part: ADP2106
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

OFF
OFF
ON
ON
Figure 58. Application Circuit—V
Figure 59. Application Circuit—V
270kΩ
135kΩ
1
2
3
4
1
2
3
4
39pF
82pF
EN
GND
GND
GND
EN
GND
GND
GND
COMP
COMP
V
V
FB
FB
OUT
OUT
16
16
5
5
ADP2105-1.8
ADP2105-1.2
SS
SS
15
GND
15
GND
6
6
1nF
1nF
0.1μF
0.1μF
AGND
AGND
IN
IN
14
14
7
7
10Ω
10Ω
PWIN1
PWIN1
PWIN2
PWIN2
PGND
NC
PGND
NC
13
13
8
8
LX2
LX1
LX2
LX1
Rev. C | Page 31 of 36
V
V
IN
IN
12
11
10
12
11
10
9
9
IN
IN
INPUT VOLTAGE = 2.7V TO 4.2V
= Li-Ion Battery, V
INPUT VOLTAGE = 2.7V TO 4.2V
= Li-Ion Battery, V
V
V
IN
IN
4.7μF
4.7μF
4.7μF
4.7μF
1
1
1
1
2.7μH
2.4μH
1
2
NOTES
1. NC = NO CONNECT.
2. EXTERNAL COMPONENTS WERE
1
2
NOTES
1. NC = NO CONNECT.
2. EXTERNAL COMPONENTS WERE
22μF
MURATA X5R 0805
4.7μF: GRM21BR61A475KA73L
22μF: GRM21BR60J226ME39L
TOKO 1098AS-DE2812: 2.7μH
22μF
MURATA X5R 0805
4.7μF: GRM21BR61A475KA73L
22μF: GRM21BR60J226ME39L
TOKO 1069AS-DB3018HCT OR
TOKO 1070AS-DB3020HCT
CHOSEN FOR A 5% OVERSHOOT
FOR A 1A LOAD TRANSIENT.
CHOSEN FOR A 10% OVERSHOOT
FOR A 1A LOAD TRANSIENT.
2
2
OUT
OUT
1
1
= 1.8 V, Load = 0 A to 1 A
= 1.2 V, Load = 0 A to 1 A
V
V
OUT
OUT
4.7μF
22μF
OUTPUT VOLTAGE = 1.8V
OUTPUT VOLTAGE = 1.2V
1
1
ADP2105/ADP2106/ADP2107
LOAD
0A TO 1A
LOAD
0A TO 1A