LM2931D-R STMicroelectronics, LM2931D-R Datasheet - Page 9

• Manufacturer Part Number: LM2931D-R
• Description: IC REG LDO 100MA 2.5-26V 8-SOIC
• Manufacturer: STMicroelectronics

Specifications of LM2931D-R

• Regulator Topology: Positive Adjustable
• Voltage - Output: 2.5 ~ 26 V
• Voltage - Input: Up to 26V
• Voltage - Dropout (typical): 0.25V @ 100mA
• Number Of Regulators: 1
• Current - Output: 100mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 40 V
• Output Voltage: 2.5 V to 26 V
• Output Type: Adjustable
• Dropout Voltage (max): 0.2 V at 10 mA
• Output Current: 100 mA
• Line Regulation: 4.5 mV
• Load Regulation: 30 mV
• Voltage Regulation Accuracy: 4 %
• Maximum Operating Temperature: + 125 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Reference Voltage: 1.26 V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Details
• Other names: 497-7817-2; LM2931D-R

LM2931XX, LM2931AXX33, LM2931AXX50
Table 6.
1. Reference voltage is measured from V
2. V
Symbol
V
V
SVR
ΔV
ΔV
I
V
I
V
eN
V
INH
REF
REF
V
SC
V
V
V
I
d
IH
IL
d
d
I
I
I
I
O
O
measured when the output voltage has dropped 100 mV from the nominal value obtained at 14 V.
Maximum operating input
voltage
Reference voltage
Reference voltage
Line regulation
Load regulation
Dropout voltage
Quiescent current
ON MODE
OFF MODE
Short circuit current
Supply voltage rejection
Control input voltage low
Control input voltage high
Inhibit input current
Transient input voltage
Reverse polarity input
voltage
Reverse polarity input
voltage transient
Output noise voltage
Refer to the application circuit
C
Electrical characteristics of LM2931xx
I
= 0.1 µF, C
Parameter
(1) (2)
O
(1)
(1)
= 100 µF, V
OUT
I
I
V
I
I
I
I
V
I
f = 120 Hz, T
T
T
V
R
V
R
B = 10 Hz to 100 kHz
O
O
O
O
O
O
O
J
J
I
INH
INH
O
LOAD
LOAD
= 10 mA, T
= 100 mA, T
= 3.6 to 26 V
= 5 to 100 mA
= 10 mA
= 100 mA
= 100 mA
= 100 mA, V
to ADJ pin.
= -40 to 125°C
= -40 to 125°C
= ± 0.3 V, R
= 2.5 V, R
= 2.5 V
I
= 14 V, I
= 300 Ω, τ < 100ms
= 300 Ω, τ < 100ms
Doc ID 6740 Rev 19
Figure 4
Test conditions
J
J
= -40 to 125°C
J
= -40 to 125°C
LOAD
I
LOAD
O
= 14 ± 2 V
= -40 to 125°C
= 10 mA, V
with R
= 300 Ω
= 300 Ω
1
= 27 KΩ and R
INH
= 0 V, unless otherwise specified.
Min.
1.14
1.08
3.25
2
100
-50
-15
26
55
60
= 40.5 kΩ, T
Electrical characteristics
Typ.
250
300
330
1.2
1.2
0.6
2.5
0.3
-50
80
22
70
90
9
2
2
J
Max.
1.26
1.32
= 25 °C,
200
600
4.5
1.2
30
30
50
1
µV
Unit
mV
mV
mV
mA
mA
mA
dB
µA
V
V
V
V
V
V
V
V
RMS
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