UPC337 - NEC

UPC337 3-TERMINAL NEGATIVE ADJUSTABLE REGULATOR

DATA SHEET BIPOLAR ANALOG INTEGRATED CIRCUIT µPC337 3-TERMINAL NEGATIVE ADJUSTABLE REGULATOR The µPC337 is an adjustable 3-terminal negative voltage regulator, which has 1.5 A capable for the output current. The output voltage can be set any value between –1.3 V and –30 V by two external resistors. FEATURES • Output current excess of 1.5 A • On-chip some.

Features

• Output current excess of 1.5 A
• On-chip some protection circuit (over current protection, SOA protection and thermal shut down). PIN CONFIGURATION (Marking Side) ORDERING INFORMATION Part Number Package 3-pin plastic SIP (MP-45G) (isolated TO-220) 1 2 3 1 : ADJ 2 : INPUT 3 : OUTPUT µPC337HF EQUIVALENT CIRCUIT R3 R41 Q1 Q3 Q8 Q5 Q12 Q13 R22 D4 R23 D5 R5 R24 Q14 R14 Q15 R16 Q19 Q18 R15 Q16 Q17 R18 R20 R10 R11 Q21 R21 Q20 R13 R17 Q22 D6 Q10 Q11 Q26 R33 R35 Q27 R34 R25 D3 Q9 D1 R9 D2 C1 C2 R6 Q6 Q30 Q31 R30 R39 R38 Q7 OUTPUT R8 C3 R7 Q28 Q29 R36 R1 Q2 Q4 R2 R42 R4 D7 ADJ R26 Q23 C4 R2.