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PQ1CX12H2ZP

更新时间: 2024-02-24 11:49:33
品牌 Logo 应用领域
夏普 - SHARP 稳压器开关式稳压器或控制器电源电路开关式控制器光电二极管
页数 文件大小 规格书
1页 109K
描述
Boot Strap System Chopper Regulator

PQ1CX12H2ZP 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:LSOP,Reach Compliance Code:unknown
风险等级:5.76Is Samacsys:N
模拟集成电路 - 其他类型:SWITCHING REGULATOR控制技术:PULSE WIDTH MODULATION
最大输入电压:20 V最小输入电压:4.5 V
标称输入电压:5 VJESD-30 代码:R-PDSO-G8
JESD-609代码:e6长度:5 mm
功能数量:1端子数量:8
最高工作温度:85 °C最低工作温度:-30 °C
最大输出电流:4.2 A封装主体材料:PLASTIC/EPOXY
封装代码:LSOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, LOW PROFILE峰值回流温度(摄氏度):260
认证状态:Not Qualified座面最大高度:1.7 mm
表面贴装:YES切换器配置:BUCK
最大切换频率:165 kHz温度等级:OTHER
端子面层:TIN BISMUTH端子形式:GULL WING
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:10宽度:4.4 mm
Base Number Matches:1

PQ1CX12H2ZP 数据手册

  
Under  
Boot Strap System Chopper Regulator  
Development  
[PQ1CX12H2ZP]  
Outline Dimensions  
Features  
High efficiency:TYP 87 %  
(Compare to conventional model:5 % up)  
Low dissipation current :IQS=MAX 7mA  
(Compare to conventional model:56% down)  
Compact package:SOP8 -pin(Outline dimension:5.2 6.2 1.5 mm)  
Compare to SC -63 package (Mounting area):49 % down  
Compare to TO -263 package (Mounting area):77 % down  
5.2  
8
7
6
5
VIN  
1
2
3
4
5
6
7
8
VB  
NC  
×
×
ON/OFF  
Vadj  
COM  
COM  
VO  
Expansion of Chopper Regulator  
System  
Model No.  
General purpose type  
PQ1CY1032ZP/ZZ  
Boot strap system  
PQ1CX12H2ZP  
1
2
3
4
5V,2A)  
TYP 82% (12V  
5V,2A)  
TYP 87% (12V  
Efficiency  
TYP 85% (5V 3.3V,2A)  
TYP 75% (5V 3.3V,2A)  
Unit:mm  
S mark  
SW current(MAX)  
Input voltage  
3.5 A  
2.5 A  
High efficiency  
Compact package  
4.5 to 40 V  
4.5 to 20 V  
SOP8-pin  
1.25  
Package  
TO-263type 5 -pin  
×
×
×
×
Outline dimension  
10.6 13.7 3.5 mm  
5.2 6.2 1.5 mm  
Line-up of Chopper Regulator  
Package  
Oscillation frequency  
SW current  
Specifications  
Step down output  
/ Reverse output  
TO-220  
0.8A  
1.5A  
300kHz  
100kHz  
300kHz  
PQ1CG38M2FZ/RZ  
PQ1CG21H2FZ/RZ  
PQ1CG41H2FZ/RZ  
Parameter  
Input voltage  
Symbol Characteristics  
Conditions  
ISW =2.0 A  
VIN  
VSAT  
ISW  
MAX 20 V  
TYP 0.3 V  
MAX 2.5 A  
MAX 7 mA  
MAX 400  
TYP 1.26 V  
TYP 150 kHz  
TYP 87%  
-30 to +85 C  
Output saturation voltage  
Switching current  
Output OFF -state dissipation current  
3.5A  
70kHz  
150kHz  
150kHz  
PQ1CG2032FZ/RZ  
PQ1CG3032FZ/RZ  
PQ1CY1032ZP/ZZ  
IQS  
VIN=20 V  
VIN=20 V  
µ
Stand-by current  
Reference voltage  
Oscillation frequency  
Efficiency  
Operating temperature  
ISD  
Vref  
fOSC  
η
A
TO-263  
SC-63  
3.5A  
0.8A  
1.5A  
300kHz  
100kHz  
300kHz  
PQ1CZ38M2ZP/ZZ  
PQ1CZ21H2ZP/ZZ  
PQ1CZ41H2ZP/ZZ  
VIN=12V,VO=5V,IO=2A  
°
Topr  
SOP8-pin  
2.5A  
150kHz  
PQ1CX12H2ZP  
Block Diagram  
Feature of Bootstrap Method Chopper Regulator  
Bootstrap capacitor is installed to supply higher controlled vol tage than input voltage to  
VIN  
VB  
Vo  
switching transistor inside.  
The higher efficiency is obtained due to the switching transisto r’s saturated voltage become  
low by higher controlled voltage than supplied input voltage  
Drive  
Circuit  
Voltage  
regulator  
Bootstrap method  
Conventional (general purpose)  
ON/OFF  
circuit  
Supply from same voltage  
as input voltage  
To supply from higher voltage than  
input voltage Charged to bootstrap capacitor  
Reduction of  
switching loss  
High efficiency  
ON/OFF  
Oadj  
Comparator  
Soft  
Start  
+
-
Over  
current  
detection  
circuit  
-
+
C
Q
S
Oscill  
ator  
driver  
VCE  
AMP  
VIN  
R
F/F  
VIN  
V
ref  
Over  
Heat  
driver  
VCE  
VO  
VBE  
fo Conversion  
circuit  
Detection  
circuit  
VO  
Output salutation voltage:  
COM  
Large : over 1V  
Output saturation voltage Low : 0.3  
Application Circuit  
Driver power supply and output transistor  
current are supplied from the same power  
supply.  
Driver power and output transistor current is  
supplied from the separate power supply  
Vo=3.3V  
Io=2A  
Boot strap  
condenser  
V
B
V
=5V  
L
IN  
Output saturation voltage small  
(VCE=0.3)  
V
Output salutation voltage:  
VIN  
OUT  
Vo  
Chopper  
regulator  
Large (VBE +VCE = over 1V)  
V
C
R2  
R1  
(ON/OFF)  
Oadj  
High Efficiency 82% against conventional model  
---> The method 87%(at V =12V-Æ Vo=5V)  
C
C
O
IN  
COM  
IN  
Drastic improvement of efficiencyesp in dropper application below 5V  
D
GND  
GND  
Efficiency improvement at low input  
Conventional efficiency 75%-Æ 85% (V =5V Æ VO =3.3V)  
IN  

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