ADP2303ARDZ-R7 Analog Devices Inc, ADP2303ARDZ-R7 Datasheet - Page 9

• 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

Figure 24. Discontinuous Conduction Mode (DCM), V
Figure 23. MOSFET R
1
4
2
270
265
260
255
250
245
240
235
230
225
220
215
210
205
180
170
160
150
140
130
120
100
110
90
80
70
60
CH1
–40
–40
5.00mV
Figure 22. Minimum Off Time vs. Temperature
–20
–20
B
DSON
W
0
0
V
CH2 5.00V
CH4 2.00A Ω
vs. Temperature (Pin-to-Pin Measurement)
OUT
SW
TEMPERATURE (°C)
TEMPERATURE (°C)
20
20
I
L
(AC)
40
40
M1.00µs
T
30.00%
60
60
80
80
A CH2
OUT
V
V
V
GS
GS
GS
= 3.3 V, V
100
100
= 3V
= 4V
= 5V
7.50V
120
120
IN
= 12 V
Rev. 0 | Page 9 of 28
Figure 26. Continuous Conduction Mode (CCM), V
1
4
2
1
4
2
150
145
140
135
130
125
120
115
110
105
100
CH1
CH1
–40
Figure 27. Power Saving Mode, V
5.00mV
50.00mV
Figure 25. Minimum On Time vs. Temperature
–20
B
B
W
0
W
V
OUT
CH2 5.00V
CH4 2.00A Ω
SW
CH2 5.00V
CH4 2.00A Ω
I
L
TEMPERATURE (°C)
V
I
SW
(AC)
20
L
OUT
(AC)
40
ADP2302/ADP2303
M1.00µs
T
M200µs
T
30.00%
OUT
30.00%
60
= 3.3 V, V
80
OUT
A CH2
A CH2
= 3.3 V, V
IN
= 12 V
100
7.50V
7.50V
IN
120
= 12 V