Datasheet

TOP242-250
14
I
4/03
General Information & Table of Contents
Product Selector Guide 1
Data Sheets 2
Application Notes 3
Design Ideas 4
Design Tools 5
Quality and Reliability 6
Package Information 7
DPA-Switch DC-DC Seminar 8
LinkSwitch & TinySwitch-II AC-DC Seminar 9
TOPSwitch-GX AC-DC Seminar 10
Sales Representatives and Distributors 11
Figure 12a. LINE-SENSE (L), and EXTERNAL CURRENT LIMIT (X) Pin Input Simplified Schematic.
Figure 12b. MULTI-FUNCTION (M) Pin Input Simplified Schematic.
V
BG
+ V
T
1 V
V
BG
240 µA
400 µA
CONTROL Pin
Y, R and F Package
(Voltage Sense)
(Positive Current Sense - Under-Voltage,
Overvoltage, ON/OFF Maximum Duty
Cycle Reduction)
(Negative Current Sense - ON/OFF,
Current Limit Adjustment)
PI-2634-010802
TOPSwitch-GX
LINE-SENSE (L)
EXTERNAL CURRENT LIMIT (X)
V
BG
+ V
T
V
BG
240 µA
400 µA
CONTROL Pin
MULTI-FUNCTION (M)
(Positive Current Sense - Under-Voltage,
Overvoltage, Maximum Duty
Cycle Reduction)
(Negative Current Sense - ON/OFF,
Current Limit Adjustment)
PI-2548-092399
TOPSwitch-GX
P and G Package