HA16114FP View Datasheet(PDF) - Renesas Electronics
Part Name
Description
Manufacturer
HA16114FP Datasheet PDF : 38 Pages
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HA16114P/PJ/FP/FPJ, HA16120FP/FPJ
2. DC/DC Output Voltage Setting and Error Amplifier Usage
2.1 DC/DC Output Voltage Setting
1. Positive Output Voltage (VO > Vref)
HA16114 with step-down topology
HA16120 with step-down (boost) topology
VIN
CL
IN(−)
IN(+)
EA
−
+
GND
OUT
Vref
VO
+
−
VIN
CL
IN(−)
IN(+)
EA
−
+
GND
OUT
Vref
VO
+
−
R2
R1
VO = Vref ×
R1 + R2
R2
R2
R1
Figure 2.1 Output Voltage Setting (1)
2. Negative Output Voltage (VO < 0 V)
HA16114 with inverting topology
VIN
CL
IN(−)
IN(+)
EA
−
+
OUT
Vref
−
R3
+
R4
R2
R1
VO = −Vref ×
R1 + R2 ×
R3
−1
R2
R3 + R4
Figure 2.2 Output Voltage Setting (2)
Rev.2.0, Sep.18.2003, page 9 of 37
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