參數(shù)資料
型號(hào): X5323S8Z-2.7A-T1
廠商: INTERSIL CORP
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
封裝: ROHS COMPLIANT, PLASTIC, SOIC-8
文件頁數(shù): 17/20頁
文件大?。?/td> 341K
代理商: X5323S8Z-2.7A-T1
6
FN8131.2
June 30, 2008
VTRIP PROGRAMMING
APPLY 5V TO VCC
DECREMENT VCC
RESET PIN
GOES ACTIVE?
MEASURED VTRIP -
DESIRED VTRIP
DONE
EXECUTE
SEQUENCE
RESET VTRIP
SET VCC = VCC APPLIED =
DESIRED VTRIP
EXECUTE
SEQUENCE
SET VTRIP
NEW VCC APPLIED =
OLD VCC APPLIED + ERROR
(VCC = VCC - 10mV)
EXECUTE
SEQUENCE
RESET VTRIP
NEW VCC APPLIED =
OLD VCC APPLIED - ERROR
ERROR
≤ EMAX
ERROR < EMAX
YES
NO
ERROR
≥ EMAX
EMAX = MAXIMUM DESIRED ERROR
FIGURE 3. VTRIP PROGRAMMING SEQUENCE FLOW CHART
X5323,
1
2
3
4
8
7
6
5
VTRIP
ADJ.
PROGRAM
NC
VP
RESET VTRIP
TEST VTRIP
SET VTRIP
NC
RESET
4.7k
Ω
4.7k
Ω
10k
Ω
10k
Ω
+
FIGURE 4. SAMPLE VTRIP RESET CIRCUIT
X5325
X5323, X5325
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