HA16120FP HITACHI [Hitachi Semiconductor], HA16120FP Datasheet - Page 9

• Manufacturer Part Number: HA16120FP
• Description: Switching Regulator for Chopper Type DC/DC Converter
• Manufacturer: HITACHI [Hitachi Semiconductor]

2. DC/DC Output Voltage Setting and Error Amplifier Usage
2.1 DC/DC Output Voltage Setting
(1) Positive Output Voltage (V
(2) Negative Output Voltage (V
IN( )
IN(+)
HA16114 with step-down topology
R
V
IN
2
Vref
+
GND
EA
R
1
C
L
OUT
O
O
> Vref)
V = Vref
Figure 2.1 Output Voltage Setting (1)
Figure 2.2 Output Voltage Setting (2)
< 0 V)
IN( )
IN(+)
O
HA16114 with inverting topology
V = Vref
O
+
R
V
IN
2
Vref
+
V
R
R
O
3
4
HA16114P/PJ/FP/FPJ, HA16120FP/FPJ
R + R
EA
1
R
R
1
R
C
2
1
L
R
+ R
OUT
2
HA16120 with step-down (boost) topology
2
IN( )
IN(+)
2
R + R
3
R
R
V
3
IN
Vref
2
+
4
GND
+
EA
R
1
1
C
L
OUT
+
V
O
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