PT6400 Datasheet, PDF (4/5 Pages) Texas Instruments – 3 AMP ADJUSTABLE INTEGRATED SWITCHING REGULATOR

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PT6400 Series
Application Notes
Table 2
PT6400 ADJUSTMENT RESISTOR VALUES
Series Pt #
PT6408
PT6404
V_o (nom)
1.2
1.5
Va (req’d)
1.1
(74.6)kΩ
1.15
(224.0)kΩ
1.2
1.25
249.0kΩ
1.3
99.5kΩ
(18.6)kΩ
1.35
49.7kΩ
(49.7)kΩ
1.4
24.8kΩ
(112.0)kΩ
1.45
(299.0)kΩ
1.5
1.55
324.0kΩ
1.6
137.0kΩ
1.65
74.6kΩ
1.7
43.5kΩ
1.75
24.8kΩ
1.8
12.4kΩ
1.85
1.9
1.95
2.0
2.05
2.1
2.15
2.2
2.25
2.3
2.35
2.4
2.45
2.5
2.55
2.6
2.65
2.7
2.75
2.8
2.85
2.9
2.95
3.0
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
R1 = Black R2 = (Red)
PT6406
1.8
(0.0)kΩ
(14.8)kΩ
(37.3)kΩ
(74.6)kΩ
(149.0)kΩ
(373.0)kΩ
398.0kΩ
174.0kΩ
99.5kΩ
62.2kΩ
39.7kΩ
24.8kΩ
14.1kΩ
6.1kΩ
PT6407
2.1
(12.4)kΩ
(29.8)kΩ
(55.9)kΩ
(99.5)kΩ
(187.0)kΩ
(448.0)kΩ
473.0kΩ
212.0kΩ
124.0kΩ
80.8kΩ
54.7kΩ
37.3kΩ
24.8kΩ
15.5kΩ
8.2kΩ
2.4kΩ
PT6409
2.5
(3.0)kΩ
(14.1)kΩ
(29.0)kΩ
(49.7)kΩ
(80.8)kΩ
(133.0)kΩ
(236.0)kΩ
(548.0)kΩ
573.0kΩ
261.0kΩ
158.0kΩ
106.0kΩ
74.6kΩ
53.9kΩ
39.0kΩ
27.9kΩ
19.3kΩ
12.4kΩ
2.0kΩ
PT6405
3.3
(7.4)kΩ
(16.5)kΩ
(27.9)kΩ
(42.6)kΩ
(62.2)kΩ
(131.0)kΩ
(336.0)kΩ
361.0kΩ
156.0kΩ
87.0kΩ
52.8kΩ
32.3kΩ
4
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