參數(shù)資料
型號(hào): PQ1CX22H2ZPQ
廠(chǎng)商: Sharp Corporation
英文描述: Low Output Bootstrap system Chopper Regulator
中文描述: 低輸出引導(dǎo)系統(tǒng)斬波調(diào)壓
文件頁(yè)數(shù): 5/5頁(yè)
文件大小: 144K
代理商: PQ1CX22H2ZPQ
5
Sheet No.: OP06058
PQ1CX22H2ZPQ
Mounting PCB
Material
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Glass-cloth epoxy resin
Size
30mm × 30mm × 1mm
GND pattern copper foil area
120mm
2
,35
μ
m
GND pattern copper foil area 120mm
2
Ambient temperature Ta(
C)
-30 -25
0
25
50
75 85
125
1
0.5
0
100
GND pattern
Fig.16 P
D
-Ta rating(Typical value)
GND pattern copper foil area 15mm
2
P
P
D
(
Block Diagram
F/F
8
4
3
1
2
7
GND
6
GND
V
IN
V
B
V
OUT
ON/OFF
V
ADJ
V
ref
Drive Circuit
Constant Voltage
Overcurrent
Detection Circuit
Overheat
Detection Circuit
ON/OFF control
fo
Conversion Circuit
Soft
Start
Q
R
S
O
Step-down voltage output circuit diagram
+
-
+
-
PWM COMP.
ERROR AMP.
220
μ
F
470
μ
F
1
μ
F
GND GND
+
+
CB
DB
L
ON/OFF
1
2
8
3
4
7
6
30
μ
H
R
2
=
3k
Ω
V
IN
=5V
V
IN
C
IN
V
B
V
OUT
O
adj
R
1
=
1.3k
Ω
V
=3.3 V
C
O
Load
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