JC5321可以工作的最低压降：      1.5mV  Iout=1mA

JC5321标准静态功耗 ：           1.2uA

最大输入电压：                  12V

JC5321可提供的最大负载电流：    500mA

JC53系列产品选型表如下：

Selection table

Part NO.	Output voltage (Note)	Tolerance	MARK SOT-89 TO-92	MARK SOT-23-3
JC5312	1.2V	±2%	JC5-12	M512
JC5315	1.5V	±2%	JC5-15	M515
JC5318	1.8V	±2%	JC5-18	M518
JC5321	2.1V	±2%	JC5-21	M521
JC5325	2.5V	±2%	JC5-25	M525
JC5327	2.7V	±2%	JC5-27	M527
JC5328	2.8V	±2%	JC5-28	M528
JC5330	3.0V	±2%	JC5-30	M530
JC5333	3.3V	±2%	JC5-33	M533
JC5336	3.6V	±2%	JC5-36	M536
JC5338	3.8V	±2%	JC5-38	M538
JC5344	4.4V	±2%	JC5-44	M544
JC5350	5.0V	±2%	JC5-50	M550