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| 型號(hào)： | MCP1259T-EUN |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | Regulated 3.3V, Low-Ripple Charge Pump with Low- Operating Current SLEEP Mode or BYPASS Mode |
| 中文描述： | 3.3V的穩(wěn)壓，低紋波充電泵具有低工作電流睡眠模式或旁路模式 |
| 文件頁(yè)數(shù)： | 2/24頁(yè) |
| 文件大?。?/td> | 1183K |
| 代理商： | MCP1259T-EUN |
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MCP1256/7/8/9
DS21989A-page 2
2006 Microchip Technology Inc.
Package Pinouts
Functional Block Diagram
TABLE 1:
SWITCH LOGIC
PGOOD
1
2
3
4
MCP1258
5
6
7
8
9
10
BYPASS
LBO
1
2
3
4
5
6
7
8
9
10
BYPASS
MCP1259
C
1
-
C
2
-
PGOOD
GND
SHDN
1
2
3
4
MCP1256
C
1
+
V
OUT
C
2
+
5
6
7
8
9
10
V
IN
SLEEP
LBO
1
2
3
4
5
6
7
8
9
10
SLEEP
MCP1257
C
2
-
C
1
+
V
OUT
C
2
-
C
1
+
V
OUT
C
2
-
C
1
+
V
OUT
C
1
-
GND
SHDN
C
2
+
VIN
C
1
-
GND
SHDN
C
2
+
V
IN
C
1
-
GND
SHDN
C
2
+
V
IN
S1
S2
S3
S4
S5
S7
S6
+
-
1.5x, 2x Mode
Comparator
840 k
Ω
720k
Ω
D Q
S5,S7
S6
S4
S1,S3,CE
Gate Drives
V
IN
C
2
-
C
2
+
C
1
-
C
1
+
V
OUT
GND
480 k
Ω
840 k
Ω
+
-
Feedback
Amplifier
V
OUT
CE
Bandgap
Ref.
650 kHz
Osc.
Mode
Phase
Oscillator
Q
S1
S2(CE)
S3
S4
S5
S6
S7
1.5x
1.5x
2x
2x
Charging
Transfer
Charging
Transfer
—
L is Logic Low, H is Logic High
H
L
H
L
—
L
L
H
H
—
H
L
H
L
H
H
L
H
L
L
H
L
H
L
H
L
H
L
H
H
H
L
L
L
H
L
H
H
H
L
H
L
L
L
L
BYPASS
Legend:
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