S-8340A25AFT-T2-X Datasheet, PDF (15/55 Pages) Seiko Instruments Inc – SWITCHABLE SWITCHING REGULATOR CONTROLLER

STEP-UP, 600 kHz, PWM CONTROL OR PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER
Rev.4.0_01
S-8340/8341 Series
 Measurement Circuits
1.
L
+
V_IN
C_IN
−
SD
C_b
R_b
SENSE
EXT VOUT VDD
+
C_L
R_L
−
V
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Figure 5
2.
A
+
−
SENSE EXT VOUT VDD
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A
Figure 6
3.
L
SD
+
V_IN
−^CIN
C_b
R_b
SENSE
EXT
C_FB
FB VDD
R_FB1
+
− ^CL
R_FB2
R_L
V
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Figure 7
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