ADP2303ARDZ-R7 Analog Devices Inc, ADP2303ARDZ-R7 Datasheet - Page 12

• 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

ADP2302/ADP2303
–16
–32
–48
–64
–80
–16
–32
–48
–64
–80
80
64
48
32
16
80
64
48
32
16
0
0
1k
1k
CROSS FREQUENCY = 32kHz
PHASE MARGIN = 59°
CROSS FREQUENCY = 19kHz
PHASE MARGIN = 59°
Figure 41. ADP2303 Bode Plot, V
Figure 40. ADP2302 Bode Plot, V
10k
10k
L = 6.8 μH, C
L = 4.7 μH, C
FREQUENCY (Hz)
FREQUENCY (Hz)
OUT
OUT
100k
100k
= 2 × 22 μF
= 2 × 47 μF
OUT
OUT
= 3.3 V, V
= 5 V, V
IN
1M
1M
IN
= 12 V,
= 12 V,
180
144
108
72
36
0
–36
–72
–108
–144
–180
180
144
108
72
36
0
–36
–72
–108
–144
–180
Rev. 0 | Page 12 of 28
–16
–32
–48
–64
–80
–16
–32
–48
–64
–80
80
64
48
32
16
80
64
48
32
16
0
0
1k
1k
CROSS FREQUENCY = 26kHz
PHASE MARGIN = 65°
CROSS FREQUENCY = 28kHz
PHASE MARGIN = 65°
Figure 42. ADP2303 Bode Plot, V
Figure 43. ADP2303 Bode Plot, V
10k
10k
L = 3.3 μH, C
L = 4.7 μH, C
FREQUENCY (Hz)
FREQUENCY (Hz)
OUT
100k
100k
OUT
= 2 × 47 μF
= 47 μF
OUT
OUT
= 2.5 V, V
= 5 V, V
IN
1M
1M
IN
= 12 V,
= 12 V,
180
144
108
72
36
0
–36
–72
–108
–144
–180
180
144
108
72
36
0
–36
–72
–108
–144
–180