33394 - Switch Mode Power Supply
(44 *HSOP Package) PIN NO.
1 2 3 4 5 6 7 8 9 10 11 NAME VBAT VBAT KA_VBAT VIGN VKAM VKAM_FB VSEN REGON WAKEUP VREF1 VPP_EN VPP VDD3_3 VDD3_3FB VDDL_X VDDL_B VDDL_FB /PRERESET /HRESET /PORESET CANRXD CANTXD GND CANL CANH HRT /SLEEP CS DI SCLK DO VREF3 VREF2 VDDH VPRE_S VPRE VCOMP INV GND SW2G
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this document from Analog Marketing Rev.
2.5, 11/2002 Switch Mode Power Supply with Multiple Linear Regulators and High Speed CAN Transceiver The 33394 is a multi output power supply integrated circuit with high speed CAN transceiver.
The IC incorporates a switching pre regulator operating over a wide input voltage range from +4.0V to +26.5V (with transients up to 45V).
The switching regulator has an internal 3.0A current l
33394 Features
* include Active Reset circuitry watching VDDH, VDD3_3, VDDL and VKAM, user selectable Hardware Reset Timer (HRT), Power Sequencing circuitry guarantees the core supply voltages never exceed their limits or polarities during system power up and power down. A high speed CAN transceiver physical layer i