參數(shù)資料
型號(hào): L6590AN
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 0.7 A SWITCHING REGULATOR, 74 kHz SWITCHING FREQ-MAX, PDIP8
封裝: MINI, DIP-8
文件頁數(shù): 6/19頁
文件大?。?/td> 289K
代理商: L6590AN
Obsolete
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Product(s)
L6590A
14/19
Figure 28. Standby Function timing diagram
Brownout Protection
Brownout Protection is basically a not-latched device shutdown functionality. It will typically be used to detect a
mains undervoltage (brownout). This condition may cause overheating of the primary power section due to an
excess of RMS current.
Figure 29. Brownout Function internal schematic and timing diagram
Pout
Peak
Primary
Current
2ms
1ms
STANDBY
(filtered)
190 mA
80 mA
fsw
65 kHz
22 kHz
00000000000000000000000000000000000000000000
STANDBY
(before filter)
Vout
Load
regulation
small glitch
HV Input bus
VinOK
Vcc
VON
VOFF
00000000000000000000
PWM
Vout
+
-
L6590A
2.5 V
VinOK
50 A
HV Input bus
6.4 V
BOK
Vcc
相關(guān)PDF資料
PDF描述
L6590D013TR 0.7 A SWITCHING REGULATOR, 74 kHz SWITCHING FREQ-MAX, PDSO16
L6590D 0.7 A SWITCHING REGULATOR, 74 kHz SWITCHING FREQ-MAX, PDSO16
L6591TR SWITCHING CONTROLLER, PDSO16
L6599AN SWITCHING CONTROLLER, DIP16
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