SI91860 Datasheet, PDF (3/8 Pages) Vishay Siliconix – 400-mA Smart Regulator for Network Interface Card

TIMING WAVEFORMS
Si91860
Vishay Siliconix
t_ON
5V
V_IN
0.95 V_OUT
V_OUT
PIN CONFIGURATION
FIGURE 1. Timing Diagram
5 V_{SB 1}
5 V_{IN 2}
3.3 V_{OUT 3}
3.3 V_{AUX 4}
SO-8
Top View
8 ^GND
7 ^GND
6 ^GND
5 ^GND
PIN DESCRIPTION
Pin Number
Name
1
2
3
4
5, 6, 7, 8
5 V_SB
5 V_IN
3.3 V_OUT
3.3 V_AUX
GND
Function
Secondary power input for the Regulator
Primary power input for the Regulator
Output 3.3 V
Power input for the bypass function
Grounds
Document Number: 71340
S-40704—Rev. B, 19-Apr-04
www.vishay.com
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