ap2121ak-3.3tre1 BCD Semiconductor Manufacturing Limited, ap2121ak-3.3tre1 Datasheet - Page 18

• Manufacturer Part Number: ap2121ak-3.3tre1
• Description: High Speed, Extremely Low Noise Ldo Regulator
• Manufacturer: BCD Semiconductor Manufacturing Limited

Typical Performance Characteristics (Continued)
May 2008 Rev. 2. 0
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
-0.05
0.05
200
100
4.2
3.2
2.2
1.3
1.2
1.1
0
0
(Conditions: I
(Conditions: V
Figure 18. Load Transient
Figure 16. Line Transient
OUT
IN
=2.2V, C
=30mA, C
Time (200µs/Div)
Time (100µs/Div)
IN
IN
=1µF, C
=1µF, C
AP2121-1.2
AP2121-1.2
OUT
OUT
=1µF)
=1µF)
18
-0.05
0.05
200
100
3.1
3.0
2.9
6
5
4
0
0
(Conditions: I
(Conditions: V
BCD Semiconductor Manufacturing Limited
Figure 19. Load Transient
Figure 17. Line Transient
OUT
IN
=30mA, C
=4V, C
Time (200µs/Div)
Time (20µs/Div)
IN
=1µF, C
IN
=1µF, C
AP2121-3.0
OUT
AP2121-3.0
Data Sheet
AP2121
OUT
=1µF)
=1µF)