L7908CV STMicroelectronics, L7908CV Datasheet - Page 3

• Manufacturer Part Number: L7908CV
• Description: IC REG NEG VOLT 8V TO-220
• Manufacturer: STMicroelectronics

Specifications of L7908CV

• Regulator Topology: Negative Fixed
• Voltage - Output: -8V
• Voltage - Input: Down to -35V
• Voltage - Dropout (typical): 1.1V @ 1A
• Number Of Regulators: 1
• Current - Output: 1.5A
• 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: - 8 V
• Output Current: 0.5 A
• Line Regulation: 160 mV
• Load Regulation: 160 mV
• Dropout Voltage (max): 1.1 V
• Input Voltage Max: - 35 V
• Maximum Operating Temperature: + 150 C
• Minimum Operating Temperature: 0 C
• Mounting Style: Through Hole
• Primary Input Voltage: -14V
• Output Voltage Fixed: -8V
• Dropout Voltage Vdo: 1.1V
• No. Of Pins: 3
• Voltage Regulator Case Style: TO-220
• Operating Temperature Range: 0°C To +150°C
• Rohs Compliant: Yes
• Dc: 9748
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-1474-5

Table 3: Ordering Codes
(#) Available in Tape & Reel with the suffix "-TR".
(*) Available on Request.
Figure 2: Test Circuit
Table 4: Electrical Characteristics Of L7905C (refer to the test circuits, T
I
(*) Load and line regulation are specified at constant junction temperature. Changes in V
separately. Pulse testing with low duty cycle is used.
O
Symbol
L7905C
L7906C
L7908C
L7912C
L7915C
L7918C
L7920C
L7924C
V
SVR
TYPE
= 500 mA, C
V
V
V
V
eN
V
I
O
I
sc
O
O
d
I
O
O
d
/ T Output Voltage Drift
d
(*)
(*)
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Quiescent Current
Quiescent Current Change
Output Noise Voltage
Supply Voltage Rejection
Dropout Voltage
Short Circuit Current
L7905CV
L7906CV
L7908CV
L7912CV
L7915CV
L7918CV
L7920CV
L7924CV
(A Type)
TO-220
I
= 2.2 µF, C
Parameter
L7905C-V
L7912C-V
(C Type)
TO-220
O
= 1 µF unless otherwise specified).
T
I
V
V
V
I
I
T
I
V
I
B = 10Hz to 100KHz
I
mV
O
O
O
O
O
O
J
J
V
I
I
I
I
L7918CD2T(*)
L7920CD2T(*)
L7924CD2T(*)
= -5 mA to -1 A
= 8 to 20 V
= -7 to -25 V
= -8 to -12 V
= 5 mA to 1.5 A
= 250 to 750 mA
= 5 mA to 1 A
= -8 to -25 V
= 5 mA
= 1 A
I
= 25°C
= 25°C
(A Type) (#)
L7905CD2T
L7906CD2T
L7908CD2T
L7912CD2T
L7915CD2T
= 10 V f = 120Hz
D
2
PAK
T
Test Conditions
J
= 25°C
L7905C-D2TR
(C Type)
(T & R)
P
D
O
2
PAK
15 W
T
T
T
T
T
J
J
J
J
J
V
= 25°C
= 25°C
= 25°C
= 25°C
= 25°C
O
= 100
O
due to heating effects must be taken into account
L7906CP (*)
L7908CP (*)
L7918CP (*)
L7920CP (*)
L7924CP (*)
TO-220FP
L7905CP
L7912CP
L7915CP
-4.75
Min.
J
-4.8
54
= 0 to 125°C, V
L7905CT (*)
L7906CT (*)
L7908CT (*)
L7912CT (*)
L7918CT (*)
L7920CT (*)
L7915CT
L7924CT
Typ.
-0.4
100
1.4
2.1
60
-5
-5
TO-3
L7900 SERIES
Max.
-5.25
-5.2
100
100
0.5
1.3
50
50
I
3
= -10V,
VOLTAGE
OUTPUT
-12 V
-15 V
-18 V
-20 V
-24 V
-5 V
-6 V
-8 V
mV/°C
Unit
mV
mV
mA
mA
dB
V
V
V
A
V
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