S-8351A20MC-J2FT2X Datasheet, PDF (25/51 Pages) Seiko Instruments Inc – SWITCHING REGULATOR CONTROLLER

STEP-UP, BUILT-IN / EXTERNAL FET PFM CONTROL SWITCHING REGULATOR / SWITCHING REGULATOR CONTROLLER
Rev.3.0_01
S-8351/8352 Series
(3) D type
L
V_IN
+
−
C_IN
CONT
Protection
circuit
SD
IC internal
power
supply
PFM control
circuit
VDD
V_REF
+
−
C_{c RA}
VOUT
R_B
+
−
C_L
VSS
Figure 23
Caution The above connection diagram will not guarantee successful operation. Perform through
evaluation using the actual application to set the constant.
25