MC34063A, MC33063A, SC34063A, SC33063A, NCV33063A
8
7
S Q
R
Q2
Q1
1
2
V in
25 V
R sc
0.33
100
+
6
V CC
I pk
OSC
C T
1.25 V
1N5819
3
C T
L
220 m H
5
+
-
Comp.
R2
Ref
Reg
4
470
pF
V out
1.0 m H
R1
1.2 k
3.6 k
470
+
C O
5.0 V/500 mA
+
100
V out
Optional Filter
Test
Line Regulation
Load Regulation
Output Ripple
Short Circuit Current
Efficiency
Output Ripple With Optional Filter
Conditions
V in = 15 V to 25 V, I O = 500 mA
V in = 25 V, I O = 50 mA to 500 mA
V in = 25 V, I O = 500 mA
V in = 25 V, R L = 0.1 W
V in = 25 V, I O = 500 mA
V in = 25 V, I O = 500 mA
Results
12 mV = ± 0.12%
3.0 mV = ± 0.03%
120 mVpp
1.1 A
83.7%
40 mVpp
Figure 11. Step ? Down Converter
8
1
8
1
V
R sc
7
2
V out
R sc
7
2
V in
6
V in
6
Figure 12. External Current Boost Connections for I C Peak Greater than 1.5 A
11a. External NPN Switch
http://onsemi.com
7
11b. External PNP Saturated Switch
相关PDF资料
RE-1524S/H CONV DC/DC 1W 15VIN 24VOUT
A9CAG-0404F FLEX CABLE - AFG04G/AF04/AFE04T
GMC05DRTH-S13 CONN EDGECARD 10POS .100 EXTEND
A9BBA-0204F FLEX CABLE - AFF02A/AF02/AFF02A
L-07C15NJV6T CER INDUCTOR 15NH 0402
A9BAG-0506F FLEX CABLE - AFF05G/AF05/AFE05T
A9AAT-1503F FLEX CABLE - AFE15T/AF15/AFE15T
NCP3126AGEVB BOARD EVAL NCP3126 3A SYNC REG
相关代理商/技术参数
MC34063S 制造商:FCI 制造商全称:First Components International 功能描述:DC to DC converted Controller
MC34063SMDBBEVB 功能描述:BOARD EVAL MC34063A BOOST REG RoHS:是 类别:编程器,开发系统 >> 评估板 - DC/DC 与 AC/DC(离线)SMPS 系列:* 产品培训模块:Obsolescence Mitigation Program 标准包装:1 系列:True Shutdown™ 主要目的:DC/DC,步升 输出及类型:1,非隔离 功率 - 输出:- 输出电压:- 电流 - 输出:1A 输入电压:2.5 V ~ 5.5 V 稳压器拓扑结构:升压 频率 - 开关:3MHz 板类型:完全填充 已供物品:板 已用 IC / 零件:MAX8969
MC34063SMDBBGEVB 制造商:ON Semiconductor 功能描述:MC34063ADG EVAL BOARD
MC34063SMDBGEVB 功能描述:电源管理IC开发工具 MC34063 EVB PB-FREE RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V
MC34063SMDBKEVB 功能描述:电源管理IC开发工具 MC34063A EVAL BRD RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V
MC34063SMDINVEVB 功能描述:电源管理IC开发工具 MC34063A EVAL BRD RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V
MC34063U 制造商:Motorola Inc 功能描述: 制造商:Motorola Inc 功能描述:1.5 A SWITCHING REGULATOR, 100 kHz SWITCHING FREQ-MAX, CDIP8
MC34064 制造商:MICROSEMI 制造商全称:Microsemi Corporation 功能描述:UNDERVOLTAGE SENSING CIRCUIT