Power Supply User Manual

Contents
S1F70000 Series EPSON iii
Technical Manual
CHARACTERISTICS GRAPH ................................................................................................................................ 3–15
S1F79100Y Series
DESCRIPTION ........................................................................................................................................................ 3–21
FEATURES ............................................................................................................................................................. 3–21
APPLICATIONS ...................................................................................................................................................... 3–21
LINEUP ................................................................................................................................................................... 3–21
BLOCK DIAGRAM .................................................................................................................................................. 3–21
PIN ASSIGNMENTS ............................................................................................................................................... 3–21
PIN DESCRIPTIONS .............................................................................................................................................. 3–22
SPECIFICATIONS .................................................................................................................................................. 3–22
PACKAGE MARKINGS ........................................................................................................................................... 3–35
FUNCTIONAL DESCRIPTIONS ............................................................................................................................. 3–35
TYPICAL APPLICATIONS ...................................................................................................................................... 3–36
4. DC/DC Switching Regulators
S1F76300 Series
S1F76310, S1F76380 Series
DESCRIPTION ................................................................................................................................................ 4–1
FEATURES ..................................................................................................................................................... 4–1
APPLICATIONS .............................................................................................................................................. 4–1
LINEUP ............................................................................................................................................................ 4–1
BLOCK DIAGRAMS ........................................................................................................................................ 4–2
PIN ASSIGNMENTS ....................................................................................................................................... 4–3
PIN DESCRIPTIONS ....................................................................................................................................... 4–3
SPECIFICATIONS........................................................................................................................................... 4–4
PACKAGE MARKINGS ................................................................................................................................. 4–13
FUNCTIONAL DESCRIPTIONS.................................................................................................................... 4–13
TYPICAL APPLICATIONS ............................................................................................................................ 4–15
S1F76330 Series
DESCRIPTION .............................................................................................................................................. 4–22
FEATURES ................................................................................................................................................... 4–22
APPLICATIONS ............................................................................................................................................ 4–22
LINEUP .......................................................................................................................................................... 4–22
BLOCK DIAGRAMS ...................................................................................................................................... 4–23
PIN ASSIGNMENTS ..................................................................................................................................... 4–23
PIN DESCRIPTIONS ..................................................................................................................................... 4–23
SPECIFICATIONS......................................................................................................................................... 4–24