MB39A106 Datasheet, PDF (16/46 Pages) Fujitsu Component Limited. – 2-Channel DC/DC Converter IC with Overcurrent Protection Symmetrical-Phase Type

MB39A106
■ SETTING THE OUTPUT VOLTAGE
VO
R1
(−INE2) 15
1
−INE1
R2
(CS2) 13
CS1
3
Error Amp _{VO (V) =} ^1.23
−
R2
+
+
(R1 + R2)
1.23 V
< CH1, CH2 >
■ SETTING THE TRIANGULAR OSCILLATION FREQUENCY
The triangular oscillation frequency is determined by the timing resistor (RT) connected to the RT terminal (pin 5).
Triangular oscillation frequency: fOSC
fOSC (kHz) =:
14100
RT (kΩ)
16