端稳压集成电路LM7824中文资料

1、Electrical Characteristics电气特性(MC7824)LM7824(参照测试电路，0 ° C < TJ < 125 ° C, IO =500mA, VI =33V, CI= 1 F, CO= 1 F,除非另有说明)Parameter 参数Symbol符号Con ditio ns条件MC7824 LM7824单位？最小典型最大?Output Voltage输出电压VOTJ =+25 C232425Vw IO w 1.0A, PO w 15W VI =27V to 38V24LineRegulati on线性调整率(Note1)Regli ne

2、 T、=+25 CVI =27V to 38V -17480mVVI =30V to 36V -6240Load Regulati on负载调整率(Note1)Regload TJ =+25 CIO =5mA to 1.5A-15480mVIO =250mA to750mA-240Quiesce ntCurrent静态电流IQTJ =+25 C-mAQuiesce ntCurrentCha nge静态电流变化 IQIO =5mA to 1.0A-mAVI =27V to 38V-1Output Voltage Drift输出电压漂移 VO/ATO =5mA-mV/COutput Noise V

3、oltage输出噪声电压VNf =10Hz to 100K Hz, TA =+25C-60-卩 V/VoRipple Rejectio n纹波抑制RRf =120Hz VI =28V to 38V5067-dBDropout Voltage 电压差VDropIO =1A, TJ=+25 C-2-VOutputResista nee输出电阻rOf =1KHz-28-mQShortCircuitCurre nt 短路电流ISCVI =35V, TA=+25 C-230-mAPeak Curre nt 峰值电流IPKTJ =+25 C-A三端稳压集成电路极限参数:Parameter 参数Symbol

4、符号Value单位In put Voltage输入电压(for VO =5V to 18 V)VI35V(for VO =24V)VI40VThermal Resista neeJun ctio n-Cases? 热阻(结到壳)R0 JC5C(TO-220)/WThermal Resista neeJu nctio n-Air热阻(结到空气)(TO-220)R0 JA65C/WOperati ng Temperature Range工作温度范围TOPR0 +125CStorage Temperature Range储存温度范围TSTG-65 +150C1.&2kmi? ? 图 1 78

5、XX 内部电路图D-PAK27T图Qrn2 3JUa ' QVTO-220GND外壳接地3电压输出D-PAKOOutput0C33fF? ? 图5负载调节控制电路1. Input 轴入2. GND接地3. Outpvt 输出? 图2 78XX 参照测试电路 ?图3? 外形引脚排列图管脚?图 4 纹波抑制电路Output2NCTZ1OAEQMC78XXJLM78XJCMC79XX/L(VI78XK阳匚 78XXLM7aXX誓输入1120HI23Il ULJ'IZ币C1Figure 7. Split power supply ( 土 12V/1A)?图6与79XX系列三端稳压构成的

6、正负对称输出电压电路图OutputQMC78XX/LM78XXMC7812+ 15VOO+12VL 1N4Q01怕.33站OGND22吁0-12V-15VOMC7912A L IWC)TC1 2 co兀1(1F*p1Co :s-p 匸 ricff 窝&3.M +D 2C0-s O&NCE ffO6TLTO-2201-30 4J254TYP2J4 ±c.zdQ 沁 jgjg254TVP2.541DM5Q2.40 ±0 2010 00 ±a 2C'S.6G ±C.22DPAKID.5C；a辛e0n.344R孚 0908异&?疋rlX-爭H<s 福孕fn.90.76 10.100 耳 38 .c2 30 ±o.i 匚C 弓0 ±c ic喘 5e常QZ 31 30TYP2.3C+0.2C2 30T