L79L12ACUTR STMicroelectronics, L79L12ACUTR Datasheet - Page 12

• Manufacturer Part Number: L79L12ACUTR
• Description: IC VOLTAGE REG NEG 12V SOT-89
• Manufacturer: STMicroelectronics

Specifications of L79L12ACUTR

• Regulator Topology: Negative Fixed
• Voltage - Output: -12V
• Voltage - Input: Down to -35V
• Voltage - Dropout (typical): 1.7V @ 40mA
• Number Of Regulators: 1
• Current - Output: 100mA
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: SC-62, SOT-89, TO-243 (3 Leads + Tab)
• Polarity: Negative
• Number Of Outputs: 1
• Output Type: Fixed
• Output Voltage: - 12 V
• Output Current: 40 mA
• Line Regulation: 250 mV
• Load Regulation: 100 mV
• Dropout Voltage (max): 1.7 V
• Input Voltage Max: - 19 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Voltage Regulation Accuracy: 5 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 497-7301-2; L79L12ACUTR

Table 10.
12/27
Symbol
SVR
V
V
eN
V
V
V
I
d
I
O
O
d
d
O
O
Output voltage
Output voltage
Line regulation
Load regulation
Quiescent current
Quiescent current change
Output noise voltage
Supply voltage rejection
Dropout voltage
Refer to the test circuits, V
for L79L05AC, T
Electrical characteristics of L79L05AB and L79L05AC
Parameter
J
= -40 to 125 °C for L79L05AB, unless otherwise specified.
T
I
I
V
V
I
I
T
T
I
V
B =10Hz to 100kHz, T
V
I
O
O
O
O
O
O
J
J
J
I
I
I
I
= 1 to 40 mA, V
= 1 to 70 mA, V
= -7 to -20 V, T
= -8 to -20 V, T
= 1 to 100 mA, T
= 1 to 40 mA, T
= 1 to 40 mA
= -8 to -20 V
= -8 to -18V, f = 120Hz
= 40 mA, T
I
= 25°C
= 25°C
= 125°C
= - 10 V, I
Doc ID 2511 Rev 16
Test conditions
J
O
= 25°C
= 40 mA, C
J
J
J
I
I
= 25°C
= 25°C
= -7 to -20 V
= -10 V
J
= 25°C
= 25°C
J
= 25°C
I
= 0.33 µF, C
-4.75
-4.75
Min.
-4.8
41
O
= 0.1 µF, T
Typ.
1.7
40
49
-5
J
Max.
-5.25
-5.25
= 0 to 125 °C
-5.2
150
100
5.5
0.1
1.5
60
30
6
Unit
mV
mV
mA
mA
mA
µV
dB
V
V
V