三端稳压集成电路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=0.331 F, CO=0.1 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 C232425V5.0mAW IO w 1.0A, PO 15WVI =27V to 38Vf22.8 2425.25LineRegulati on线性调整率(Note1)Regli ne T、=+25

2、 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-5.0240Quiesce ntCurrent静态电流IQTJ =+25 C-5.28.0mAQuiesce ntCurrentCha nge静态电流变化 IQIO =5mA to 1.0A-0.10.5mAVI =27V to 38V-0.51Output Voltage Drift输出电压漂移 VO/A TO =5mA-1.5-mV

3、/COutput Noise Voltage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-2.2-A三端稳压集成电路极限参

4、数:Parameter 参数Symbol符号Value单位In put Voltage输入电压(for VO =5V to 18 V)VI35V(for VO =24V)VI40VThermal Resista neeJunction-Cases热阻(结至U 壳)R 0 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 +150C图1

5、 78XX内部电路图32图MO图4纹波抑制电路图3外形引脚排列图管脚电压输入01InputC, a33nFTO-220GND外壳揆地D-FAKD-PAK2电压输岀Output 图2 78XX参照测试电路图5负载调节控制电路100QOutput1. Input 输入2. GND接地3. Output 输岀!UOutput护珂F2N孙岔 OREQ.MC78XX7LM78XXMC78XX/LM78XXMC78XX/LW78XX130H 上+ 15VOC1O+12V1N40011N40013MC7812*0.33|tFOGNDN2pFMC7912O-12V图7典型应用电路图图7典型应用电路图Figur

6、e 7. Split power supply ( 土 12V/1A)图6与79XX系列三端稳压构成的正负对称输出电压电路图OutputInputZTMC78XXfLMZ8XX图7典型应用电路图图7典型应用电路图J77图7典型应用电路图3 M +D 2C1.i7uJU254TYP2 54 c.2d1.52 iG TOP.EO 土匕忙254TVP2.54吕 ff O&NR 宥 06?LXVS96Soe 甯畧c丁TO-2201D3f筈5Q.10 00 a 2C1-30J2 40 U LO图8 TO-220封装图片S.6G C.22DFAK(4.345.24 C.2Oa辛e0R soa穿so2 30TYPi2.3C+0.2C03 疋rl北孕ncpX-为妙62.30 itj.icD.7C 3.102 3CITYP