MB3782_1 Datasheet, PDF (8/27 Pages) Fujitsu Component Limited. – ASSP Power Supplies BIPOLAR Switching Regulator Controller

MB3782
V0 ⁺
V0 ^{+ =}
1.25
R2
· (R1 + R2)
R1
+
–
pin 12,17
R2
RNF
1.25 V
Figure 4 Error amp (channel 2, channel 3) connection
The non-inverting input to the error amps on channel 2 and channel 3 is internally connected to VREF/2, and
therefore cannot be configured for inverting output.
ch-1
ch-2
ch-3
Step up
q
q
q
Step down
q
q
q
Inverting
q
×
×
8