L79L12ACUTR STMicroelectronics, L79L12ACUTR Datasheet - Page 10

• 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 8.
10/27
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, T
unless otherwise specified.
Electrical characteristics of L79L12
Parameter
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
= -14.5 to -27 V, T
= -16 to -27 V, T
= 1 to 100 mA, T
= 1 to 40 mA, T
= 1 to 40 mA
= -16 to -27 V
= -15 to -25V, f = 120Hz
= 40 mA, T
J
= 25°C
= 25°C
= 125°C
= 0 to 125 °C, V
Doc ID 2511 Rev 16
Test conditions
J
= 25°C
J
I
I
J
= -14.5 to -27 V
= -19 V
J
= 25°C
= 25°C
J
= 25°C
I
= 25°C
J
= - 19 V, I
= 25°C
O
= 40 mA, C
-11.1
-10.8
-10.8
Min.
36
I
= 0.33 µF, C
Typ.
-12
1.7
80
42
Max.
-12.9
-13.2
-13.2
250
200
100
6.5
0.2
1.5
50
6
O
= 0.1 µF
Unit
mV
mV
mA
mA
mA
µV
dB
V
V
V