LD1085D2T-R STMicroelectronics, LD1085D2T-R Datasheet - Page 10

• Manufacturer Part Number: LD1085D2T-R
• Description: IC REG LDO POS ADJ 3.0A D2PAK
• Manufacturer: STMicroelectronics

Specifications of LD1085D2T-R

• Regulator Topology: Positive Adjustable
• Voltage - Output: Adjustable
• Voltage - Input: Up to 30V
• Voltage - Dropout (typical): 1.3V @ 3A
• Number Of Regulators: 1
• Current - Output: 3A
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: TO-263-2, D⊃2Pak (2 leads + Tab), TO-263AB
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 30 V
• Output Voltage: 1.25 V to 28 V
• Output Type: Adjustable
• Dropout Voltage (max): 1.5 V at 3 A
• Output Current: 3 A
• Line Regulation: 0.2 %
• Load Regulation: 0.3 %
• Voltage Regulation Accuracy: 1 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-3424-2

Table 7.
1. See short-circuit current curve for available output current at fixed dropout.
10/28
Symbol
SVR
ΔV
ΔV
V
eN
V
I
I
S
S
sc
q
O
d
O
O
Output voltage
Line regulation
Load regulation
Dropout voltage
Quiescent current
Short circuit current
Thermal regulation
Supply voltage rejection
RMS output noise voltage (%
of V
Temperature stability
Long term stability
Electrical characteristics of LD1085#33
V
O
I
)
= 6.3 V, C
Parameter
(1)
I
= C
O
=10 µF, T
I
I
I
I
I
I
I
V
V
V
T
f = 120 Hz, C
V
T
T
O
O
O
O
O
O
O
A
A
A
I
I
I
I
A
= 0 mA, T
= 0 to 3 A, V
= 0 mA, V
= 0 mA, V
= 0 to 3 A, T
= 0 to 3 A
= 3 A
≤ 30 V
- V
- V
= 8.3 ± 3 V
= 25°C, 30 ms pulse
= 25°C, f =10 Hz to 10 kHz
= 125°C, 1000 Hrs
Doc ID 6738 Rev 25
= -40 to 125 °C, unless otherwise specified.
O
O
= 5 V
= 25 V
Test condition
J
I
I
O
= 4.9 to 18 V, T
= 4.9 to 18 V
= 25°C
J
I
= 25 µF, I
= 4.9 to 30 V
= 25°C
O
= 3 A
J
= 25°C
3.267
3.234
Min.
3.2
0.2
60
0.008
0.003
Typ.
3.35
3.3
0.5
1.3
4.5
0.5
0.5
0.5
72
1
3
7
5
3.333
3.366
Max.
0.04
1.5
15
20
10
6
6
%/W
Unit
mV
mV
mV
mV
mA
dB
%
%
%
V
V
V
A
A