LDFM50DT-TR STMicroelectronics, LDFM50DT-TR Datasheet - Page 13

• Manufacturer Part Number: LDFM50DT-TR
• Description: Low Dropout Controllers - LDO 500mA VLDR 300mV 2.5V to 16V LDFM
• Manufacturer: STMicroelectronics

Specifications of LDFM50DT-TR

• Rohs: yes
• Input Voltage Max: 16 V
• Output Voltage: 5 V
• Output Current: 500 mA
• Output Type: Adjustable
• Maximum Operating Temperature: + 125 C
• Mounting Style: Through Hole
• Package / Case: DPAK
• Input Voltage Min: 2.5 V
• Minimum Operating Temperature: - 40 C

LDFM, LDFM50
Figure 17. Output voltage vs. input voltage
Figure 19. Load transient (V
V
Figure 21. Startup transient
V
EN
EN
5.5
4.5
3.5
2.5
1.5
0.5
C
C
= V
= V
6
5
4
3
2
1
0
OUT
OUT
V
I
V
V
OUT
V
2
OUT
OUT
IN
IN
IN
OUT
= 2.2 µF
= 4.5 V, I
= 2.2 µF
2.3 2.6 2.9 3.2 3.5 3.8 4.1 4.4 4.7
= from 0 to 16 V, I
= 3.3 V
5 V version, C
OUT
IN
= from 1 to 500 mA, t
= 1 µF, C
OUT
OUT
= 10 mA, t
Vin [V]
= 2.2 µF, I
OUT
OUT
rise
rise
= 500 mA
= 3.3 V)
V
= 10 µs,
OUT
= t
5
fall
= 3.3 V
5.3 5.6 5.9
Doc ID 023585 Rev 1
= 5 µs,
AM12783v1
AM12783v1
Figure 18. Line transient
V
Figure 20.
V
Figure 22. Enable transient
V
IN
EN
IN
= from 4.5 to 6.5 V, I
= 4.3 V, V
C
C
µs, C
= V
V
OUT
OUT
V
V
V
I
V
V
OUT
OUT
V
OUT
EN
OUT
IN
IN
OUT
OUT
OUT
= 2.2 µF
= 2.2 µF
= 4.5 V, I
= 3.3 V
= 3.3 V
= 2.2 µF
EN
Typical performance characteristics
Load transient (V
= from 0 to 4.3 V, I
OUT
= from 1 to 500 mA, t
OUT
= 10 mA, t
OUT
rise
= 10 mA, t
OUT
= t
rise
fall
= V
= t
= 10 µs,
V
ADJ
OUT
fall
rise
= 5 µs,
= V
= 100
)
ADJ
13/20