LF33CDT STMicroelectronics, LF33CDT Datasheet - Page 10

• Manufacturer Part Number: LF33CDT
• Description: IC REG LDO W/INHIBIT 3.3V 3-DPAK
• Manufacturer: STMicroelectronics

Specifications of LF33CDT

• Regulator Topology: Positive Fixed
• Voltage - Output: 3.3V
• Voltage - Input: Up to 16V
• Voltage - Dropout (typical): 0.4V @ 500mA
• Number Of Regulators: 1
• Current - Output: 500mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-252-2, DPak (2 Leads + Tab), TO-252AA, SC-63
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Other names: 497-2962-5

Electrical characteristics
Table 6.
10/50
Symbol
SVR
ΔV
ΔV
V
eN
V
C
V
V
V
I
I
I
O
d
IH
IL
O
I
O
d
I
O
O
Output voltage
Operating input voltage
Output current limit
Line regulation
Load regulation
Quiescent current
Supply voltage rejection
Output noise voltage
Dropout voltage
Control input logic low
Control input logic high
Control input current
Output bypass
capacitance
Refer to the test circuits, T
Electrical characteristics for LF18C
Parameter
I
I
I
V
V
V
V
V
I
B = 10 Hz to 100 kHz
I
T
T
V
ESR = 0.1 to 10 Ω, I
O
O
O
O
O
a
a
I
I
I
I
I
I
= 50 mA, V
= 2.8 to 16 V, I
= 3.3 V, I
= 2.5 to 16V, I
= 3.1 to 16V, I
= 6 V
= 200 mA
= 6 V, V
= 50 mA, V
= 500 mA
= 5 mA, V
= -40 to 125°C
= -40 to 125°C
J
= 25 °C, C
Doc ID 2574 Rev 24
C
O
= 6 V
Test conditions
I
= 5 to 500 mA
= 3.5 ± 1 V
I
I
= 3.5 V
= 3.5 V, T
O
O
O
I
=500mA
= 0mA
= 0.1 µF, C
= 5 mA
O
= 0 to 500 mA
a
= -25 to 85°C
ON MODE
OFF MODE
f = 120 Hz
f = 1 kHz
f = 10 kHz
O
= 2.2 µF unless otherwise specified.
1.764
1.728
Min.
3
2
2
Typ.
1.8
0.5
0.7
50
82
77
50
10
60
10
1
2
2
LFxxAB, LFxxC
1.836
1.872
Max.
100
0.8
10
12
16
12
1
Unit
mV
mV
mA
µA
dB
µV
µA
µF
V
V
A
V
V
V