LF33CV STMicroelectronics, LF33CV Datasheet - Page 13

IC REG VLDO 500MA 3.3V TO-220

LF33CV

Manufacturer Part Number
LF33CV
Description
IC REG VLDO 500MA 3.3V TO-220
Manufacturer
STMicroelectronics
Datasheet

Specifications of LF33CV

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
Through Hole
Package / Case
TO-220-3 (Straight Leads)
Number Of Outputs
1
Polarity
Positive
Input Voltage Max
16 V
Output Voltage
3.3 V
Output Type
Fixed
Dropout Voltage (max)
1 V
Output Current
1 A
Line Regulation
16 mV
Load Regulation
16 mV
Voltage Regulation Accuracy
2 %
Maximum Operating Temperature
+ 125 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 40 C
Primary Input Voltage
40V
Output Voltage Fixed
3.3V
Dropout Voltage Vdo
450mV
No. Of Pins
3
Operating Temperature Range
-40°C To +85°C
Filter Terminals
Through Hole
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
497-7313-5
LF33CV

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LFxxAB, LFxxC
Table 9.
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
specified.
Electrical characteristics for LF25ABDT-TRY (Automotive Grade)
Parameter
I
I
I
T
V
V
V
V
V
I
T
B = 10 Hz to 100 kHz, T
I
I
V
ESR = 0.1 to 10 Ω, I
O
O
O
O
O
O
a
a
I
I
I
I
I
I
= 50 mA, V
= 3.5 to 16 V, I
= 3.8 V, I
= 3.5 to 16V, I
= 3.8 to 16V, I
= 6 V
= 200 mA
= 500 mA
= 6 V, V
= 50 mA, V
= 500 mA
= 5 mA, V
= 25°C
= 25°C
A
= -40 to 125°C, C
Doc ID 2574 Rev 24
C
O
= 6 V, T
Test conditions
I
= 5 to 500 mA
= 4.5 ± 1 V
I
I
= 4.5 V, T
= 4.5 V
O
O
O
=500mA
= 0mA
= 5 mA
a
O
= 25°C
= 0 to 500 mA
a
a
I
= 25°C
= 25°C
= 0.1 µF, C
ON MODE
OFF MODE
f = 120 Hz
f = 1 kHz
f = 10 kHz
O
= 2.2 µF unless otherwise
2.475
2.435
Min.
2
2
Electrical characteristics
Typ.
2.5
0.5
0.2
0.4
50
82
77
65
50
10
10
1
2
2
2.525
2.565
Max.
120
1.3
1.3
0.8
15
12
16
15
2
Unit
mV
mV
mA
µA
dB
µV
µA
µF
13/50
V
V
A
V
V
V

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