rt8297a Richtek Technology Corporation, rt8297a Datasheet - Page 8
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rt8297a
Manufacturer Part Number
rt8297a
Description
1.5a, 17v, 340/800khz Synchronous Step-down Converter
Manufacturer
Richtek Technology Corporation
Datasheet
1.RT8297A.pdf
(14 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
RT8297A/B
www.richtek.com
8
0.90
0.85
0.80
0.75
0.70
0.65
0.60
4.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
3.8
3.6
3.4
3.2
3.0
2.8
2.6
2.4
2.2
2.0
-50
4
4
RT8297B
RT8297A
Quiescent Current vs. Temperature
Current Limit vs. Input Voltage
Current Limit vs. Input Voltage
-25
6
RT8297A, V
6
0
8
8
Temperature (°C)
Input Voltage (V)
Input Voltage (V)
V
V
OUT
OUT
IN
V
V
OUT
OUT
= 12V, V
25
10
10
= 3.3V
= 1.2V
= 3.3V
= 1.2V
12
50
12
EN
= 3.3V, V
14
75
14
FB
100
16
16
= 0.85V
125
18
18
0.90
0.85
0.80
0.75
0.70
0.65
0.60
3.9
3.6
3.3
3.0
2.7
2.4
2.1
1.8
1.5
4.0
3.7
3.4
3.1
2.8
2.5
-50
-50
-50
RT8297B
RT8297A
Quiescent Current vs. Temperature
-25
-25
Current Limit vs. Temperature
-25
Current Limit vs. Temperature
RT8297B, V
0
0
0
Temperature (°C)
Temperature (°C)
Temperature (°C)
IN
DS8297A/B-00 March 2011
= 12V, V
25
25
25
V
V
50
50
50
EN
IN
IN
= 3.3V, V
= 12V, V
= 12V, V
75
75
75
OUT
OUT
FB
100
100
100
= 0.85V
= 1.2V
= 1.2V
125
125
125