基于美信MAX743的5V转正负12V电路

MAX743双输出、PWM开关模式稳压器(5V至±15V或±12V) Parametric specs for Inverting Switching Regulators VIN (V) (min) 4.2 VIN (V) (max) 6 VOUT1 (V) (min) 12 VOUT1 (V) (max) 15 IOUT1 (A) (max) 0.125 Switch Type Internal Preset VOUT (V) -15 -12 12 15 Output Adjust. Method Preset # DC-DC Outputs 2 Alternate Topology Step-Up Switching Frequency (kHz) 200 Package/Pins PDIP/16 SOIC (W)/16