XB1117
Series
■APPLICATION CIRCUITS (Continued)
Regulator with reference voltage
V
IN
VOUT
*
XB1117
V
IN
V
OUT
GND
V
REF
10μF
10μF
R1:1kΩ
**
**
10μF
10μF
Zener diode or
voltage reference
Note: *VOUT=V
+V (V : Breakdown voltage of Zener diode)
Note: *Vout = VREF+VZ(VZ: Breakdown voltage of Zener diode)
** Optional for improved ripple rejection
**Optional for improved ripple rejection
Regulator with reverse diode protection
XB1117
V
IN
V
OUT
V
IN
V
OUT
GND
10μF
10μF
11