參數(shù)資料
型號: MAX4798EUK-T
廠商: MAXIM INTEGRATED PRODUCTS INC
元件分類: 電源管理
英文描述: DAC9881 Performance Demonstration Kit
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
封裝: SOT23-5
文件頁數(shù): 5/9頁
文件大?。?/td> 239K
代理商: MAX4798EUK-T
M
450mA/500mA Current-Limit Switches
_______________________________________________________________________________________
5
Pin Description
PIN
SOT23
TDFN
NAME
FUNCTION
1
1
IN
Input. Bypass with a 0.1μF ceramic
capacitor to ground.
2
5
GND
Ground
3
6
ON
Acti ve-H g h S w tch On Inp ut. A log c
hi gh tur ns the sw ch on.
Faul Outp ut. Thi s op en- d ai n outp ut
g oes l ow w hen the devi ce stays i n
forw ar d or r ever se cur ent l m t for
m ore than the bl anki ng ti m e p eri od
FLAG
i s hi gh i mp ed ance w hen a faul
i s not p esent or when ON is l ow
S w tch Output. Byp ass wi h a 0.1μF
ceram c capaci or to g ound.
4
4
FLAG
5
2
OUT
3
N.C.
No Connection. Not internally
connected.
N
REVERSE-CURRENT
DETECTOR
FORWARD-CURRENT
DETECTOR
OUT
FLAG
IN
ON
GND
LOGIC
AUTORETRY
MAX4795–MAX4798
BLANKING TIME
CIRCUITRY
Figure 1. Functional Diagram
0V
0V
3.3V
40ns/div
V
1V/div
I
10mA/div
SWITCH TURN-OFF TIME RESPONSE
MAX4795 toc18
Typical Operating Characteristics (continued)
(V
IN
= 3.3V, T
A
= +25
°
C, unless otherwise noted.)
0V
0V
0V
0V
3.3V
3.3V
3.3V
10ms/div
V
IN
2V/div
V
OUT
2V/div
V
FLAG
2V/div
I
500mA/div
MAX4797/MAX4798
FLAG-BLANKING RESPONSE
(OVERLOAD CONDITION)
MAX4795 toc19
V
IN
= 3.3V
C
IN
= 1
μ
F
C
OUT
= 1
μ
F
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