RT8170A Datasheet, PDF (32/45 Pages) Richtek Technology Corporation – Single-Phase Controller with Integrated Driver

RT8170A
Min
0.000
25.024
50.049
75.073
100.098
125.122
150.147
175.171
200.196
225.220
250.244
275.269
300.293
325.318
350.342
375.367
400.391
425.415
450.440
475.464
500.489
525.513
550.538
575.562
600.587
625.611
650.635
675.660
700.684
725.709
750.733
775.758
800.782
825.806
850.831
875.855
900.880
925.904
950.929
975.953
Table 6. SET1 Pin Setting for DVID_Width
V_{DVID_Width}
=
R2 _{ 3.2V}
R1 R2
Typical
Max
unit
RSET
<3:0>
10.948 21.896
mV
DVID_WTH
<1:0>
00
RSET % 543k R_TON
35.973 46.921
mV
01
0000
60.997 71.945
mV
10
83%
86.022 96.970
mV
11
111.046 121.994
mV
00
136.070 147.019
mV
01
0001
161.095 172.043
mV
10
100%
186.119 197.067
mV
11
211.144 222.092
mV
00
236.168 247.116
mV
01
0010
261.193 272.141
mV
10
117%
286.217 297.165
mV
11
311.241 322.190
mV
00
336.266 347.214
mV
01
0011
361.290 372.239
mV
10
133%
386.315 397.263
mV
11
411.339 422.287
mV
00
436.364 447.312
mV
01
0100
461.388 472.336
mV
10
150%
486.413 497.361
mV
11
511.437 522.385
mV
00
536.461 547.410
mV
01
0101
561.486 572.434
mV
10
167%
586.510 597.458
mV
11
611.535 622.483
mV
00
636.559 647.507
mV
01
0110
661.584 672.532
mV
10
183%
686.608 697.556
mV
11
711.632 722.581
mV
00
736.657 747.605
mV
01
0111
761.681 772.630
mV
10
200%
786.706 797.654
mV
11
811.730 822.678
mV
00
836.755 847.703
mV
01
1000
861.779 872.727
mV
10
217%
886.804 897.752
mV
11
911.828 922.776
mV
00
936.852 947.801
mV
01
1001
961.877 972.825
mV
10
233%
986.901 997.849
mV
11
DVID_Width
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
No Use
72s
96s
No Use
Copyright ©2013 Richtek Technology Corporation. All rights reserved.
www.richtek.com
32
is a registered trademark of Richtek Technology Corporation.
DS8170A-00 November 2013