參數(shù)資料
型號(hào): ISL6225CAZ-T
廠(chǎng)商: INTERSIL CORP
元件分類(lèi): 穩(wěn)壓器
英文描述: KJ SERIES II
中文描述: DUAL SWITCHING CONTROLLER, 345 kHz SWITCHING FREQ-MAX, PDSO28
封裝: PLASTIC, LEAD FREE, SSOP-28
文件頁(yè)數(shù): 18/19頁(yè)
文件大?。?/td> 522K
代理商: ISL6225CAZ-T
18
FN9049.7
December 28, 2004
DDR
ISL6225
GND
3
5
9
25
2
13
10
20
8
11
VIN
22
CR1
BAT54
WT1
4
19
17
6
VSEN1
UGATE1
PHASE1
1/2 FDS6912A
PGND1
LGATE1
ISEN1
BOOT1
2/2 FDS6912A
VOUT1
EN1
OCSET1
+5V
1
18
100K
12
PG1
7
27
24
23
14
L1
16
PG2/REF
21
SOFT1
26
Q1
C8
330
μ
F
+
10nF
C3
R7
17.8K
R3
Q2
2.49K
R1
10K
R5
C6
0.15
μ
F
VCC
CR2
BAT54
WT1
VSEN2
UGATE2
PHASE2
1/2 FDS6912A
PGND2
LGATE2
ISEN2
BOOT2
2/2 FDS6912A
VOUT2
EN2
OCSET2
L2
SOFT2
Q3
C9+
330
μ
F
10K
R4
Q4
1.00K
R2
C7
0.15
μ
F
28
15
ENABLE
POWER GOOD CH1
VREF
VCC
100K
R9
VPULLUP
10K
R6
C1
1.0
μ
F
C11
10
μ
F
+
+2.50V
3.0A
3.0A
+1.25V
~ 6.0A
VDDQ
VTT
C4
4.7
μ
F
10nF
C5
15nF
C12
+
C2
10
μ
F
+
C10
10
μ
F
FIGURE 15. APPLICATION CIRCUIT FOR COMPLETE DDR MEMORY POWER SOLUTION WITH TWO-STEP CONVERSION
1.5
μ
H
4.6
μ
H
ISL6225
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