ADP2303ARDZ-R7 Analog Devices Inc, ADP2303ARDZ-R7 Datasheet - Page 23

• Manufacturer Part Number: ADP2303ARDZ-R7
• Description: IC REG SW STPDWN NONSYNCH 8SOIC
• Manufacturer: Analog Devices Inc
• Type: Step-Down (Buck), PFM/PWM - Current Moder

Specifications of ADP2303ARDZ-R7

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adj to 0.8V
• Current - Output: 3A
• Frequency - Switching: 700kHz
• Voltage - Input: 3 V ~ 20 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width) Exposed Pad
• Primary Input Voltage: 20V
• No. Of Outputs: 1
• Output Current: 3A
• No. Of Pins: 8
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• Peak Reflow Compatible (260 C): Yes
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: ADP2303ARDZ-R7; ADP2303ARDZ-R7TR

TYPICAL APPLICATION CIRCUITS
V
IN
10µF
V
V
V
25V
C
IN
IN
IN
IN
= 12V
= 12V
= 12V
10µF
10µF
10µF
25V
25V
25V
C
C
C
Figure 57. ADP2302 Typical Application, V
IN
IN
IN
10.2kΩ
R
56kΩ
R
R
R
PGOOD
100kΩ
EN1
EN2
1%
1%
PGOOD
100kΩ
R
PGOOD
100kΩ
VIN
EN
PGOOD
ADP2302ARDZ-2.5
Figure 54. ADP2302 Typical Application, V
Figure 55. ADP2302 Typical Application, V
Figure 56. ADP2302 Typical Application, V
VIN
EN
PGOOD
ADP2302ARDZ
VIN
EN
PGOOD
ADP2302ARDZ
GND
GND
VIN
ADP2302ARDZ-3.3
PGOOD
EN
GND
BST
BST
SW
FB
SW
FB
GND
BST
SW
FB
Rev. 0 | Page 23 of 28
IN
= 12 V, V
C
0.1µF
D
B330B
C
0.1µF
D
B330B
BST
BST
BST
SW
FB
C
0.1µF
D
B330B
BST
4.7µH
4.7µH
OUT
L
L
= 3.3 V, 2 A, with Programmable 7.8 V UVLO
C
0.1µF
D
B330B
4.7µH
BST
IN
IN
IN
L
= 12 V, V
= 12 V, V
= 12 V, V
C
22µF
6.3V
C
22µF
6.3V
OUT1
OUT1
6.8µH
L
OUT
OUT
OUT
C
47µF
6.3V
OUT1
= 1.5 V, 2 A
= 1.8 V, 2 A
= 2.5 V, 2 A
C
22µF
6.3V
C
22µF
6.3V
C
22µF
6.3V
OUT2
OUT2
OUT1
C
47µF
6.3V
OUT2
C
22µF
6.3V
C
22µF
6.3V
OUT3
OUT3
C
22µF
6.3V
OUT2
V
R
10kΩ
1%
R
11.3kΩ
1%
V
OUT
V
R
12.7kΩ
1%
R
10.2kΩ
1%
TOP
BOT
OUT
OUT
TOP
BOT
V
2A
OUT
2A
2A
ADP2302/ADP2303
= 1.5V
= 2.5V
= 1.8V
2A
= 3.3V