Datasheet

LM2937
www.ti.com SNVS100E –MARCH 2000–REVISED APRIL 2013
Electrical Characteristics
V
IN
= V
NOM
+ 5V
(1)
I
OUTmax
= 500 mA for the TO-220 and DDPAK/TO-263 packages, I
OUTmax
=400mA for the SOT-223 package,
C
OUT
= 10 μF unless otherwise indicated. Boldface limits apply over the entire operating temperature range of the
indicated device., all other specifications are for T
A
= T
J
= 25°C.
Output Voltage (V
OUT
) 5V 8V 10V
Units
Parameter Conditions Typ Limit Typ Limit Typ Limit
Output Voltage 4.85 7.76 9.70 V(Min)
5.00 4.75 8.00 7.60 10.00 9.50 V(Min)
5 mA ≤ I
OUT
≤ I
OUTmax
5.15 8.24 10.30 V(Max)
5.25 8.40 10.50 V(Max)
Line Regulation (V
OUT
+ 2V) ≤ V
IN
≤ 26V,
15 50 24 80 30 100 mV(Max)
I
OUT
= 5 mA
Load Regulation 5 mA ≤ I
OUT
≤ I
OUTmax
5 50 8 80 10 100 mV(Max)
Quiescent Current (V
OUT
+ 2V) ≤ V
IN
≤ 26V,
2 10 2 10 2 10 mA(Max)
I
OUT
= 5 mA
V
IN
= (V
OUT
+ 5V),
10 20 10 20 10 20 mA(Max)
I
OUT
= I
OUTmax
Output Noise Voltage 10 Hz–100 kHz, I
OUT
= 5 mA 150 240 300 μVrms
Long Term Stability 1000 Hrs. 20 32 40 mV
Dropout Voltage I
OUT
= I
OUTmax
0.5 1.0 0.5 1.0 0.5 1.0 V(Max)
I
OUT
= 50 mA 110 250 110 250 110 250 mV(Max)
Short-Circuit Current 1.0 0.6 1.0 0.6 1.0 0.6 A(Min)
Peak Line Transient Voltage t
f
< 100 ms, R
L
= 100Ω 75 60 75 60 75 60 V(Min)
Maximum Operational Input
26 26 26 V(Min)
Voltage
Reverse DC Input Voltage V
OUT
≥ −0.6V, R
L
= 100Ω −30 −15 −30 −15 −30 −15 V(Min)
Reverse Transient Input
t
r
< 1 ms, R
L
= 100Ω −75 −50 −75 −50 −75 −50 V(Min)
Voltage
(1) Typicals are at T
J
= 25°C and represent the most likely parametric norm.
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