LM7905CT Fairchild Semiconductor, LM7905CT Datasheet - Page 11

• Manufacturer Part Number: LM7905CT
• Description: IC REG 1A -5V 4% 3 TERM TO-220
• Manufacturer: Fairchild Semiconductor

Specifications of LM7905CT

• Regulator Topology: Negative Fixed
• Voltage - Output: -5V
• Voltage - Input: Down to -35V
• Voltage - Dropout (typical): 2V @ 1A
• Number Of Regulators: 1
• Current - Output: 1A
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: TO-220-3 (Straight Leads)
• Polarity: Negative
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: - 5 V
• Output Current: 1 A
• Line Regulation: 100 mV
• Load Regulation: 100 mV
• Dropout Voltage (max): 2 V
• Input Voltage Max: - 35 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Voltage Regulation Accuracy: 4 %
• Primary Input Voltage: -10V
• Output Voltage Fixed: -5V
• Dropout Voltage Vdo: 2V
• No. Of Outputs: 1
• No. Of Pins: 3
• Operating Temperature Range: 0°C To +125°C
• Current Rating: 1A
• 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: LM7905CTFS

Typical Performance Characteristics
Ou
tp
ut
Vo
lta
ge
[-
V]
Sh
ort
Cir
cui
t
Cu
rre
nt
[A]
-0.05
5.05
4.95
4.85
5.1
4.9
4.8
4.5
3.5
2.5
1.5
0.5
0.55
0.45
0.35
0.25
0.15
0.05
-0.1
0.6
0.5
0.4
0.3
0.2
0.1
5
4
3
2
1
0
5
0
-40
-40
Figure 5. Short Circuit Current
-40
Figure 3. Quiescent Current
Figure 1. Output Voltage
-25
-25
-25
T
T
A
T
A
, Ambient Temperature [
, Ambient Temperature [
A
, Ambient Temperature [
0
0
0
25
25
25
50
50
50
Vin=10V
Io=40mA
Vin=25V
Io=100mA
75
75
75
o
o
C]
C]
o
C]
100
100
100
125
125
125
Lo
ad
Re
gul
ati
on
[m
V]
3.5
2.5
1.5
0.5
15
13
11
-1
-3
-5
4
3
2
1
0
9
7
5
3
1
-40
-40
Figure 2. Load Regulation
Figure 4. Dropout Voltage
-25
-25
T
T
A
A
, Ambient Temperature [
, Ambient Temperature [
Io=1.5A
0
0
Io=1A
25
25
Io=0.75A
50
50
75
75
o
C]
o
100
C]
100
125
125
LM79XX
11