BOCA KA79L24AZ, KA79L18AZ, KA79L12AZ, KA79L08AZ, KA79L05AZ Datasheet
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KA79LXXA
Boca Semiconductor Corp.
BSC
http://www.bocasemi.com
http://www.bocasemi.com
3-Terminal 0.1A Negative Voltage Regulator
Features
• Output current up to 100mA
• No external components
• Internal thermal over load protection
• Internal short circuit current limiting
• Output Voltage Offered in ± 5% Tolerance
• Output Voltage of -5V, -8V, -12V, -15V, -18V
and -24V
Internal Block Diagram
Description
These regulators employ internal current limiting and thermal shutdown, making them essentially indestructible.
TO-92
1
1.GND 2.Input 3.Output
8-SOP
1
1. Output 2.3.6.7. GND 4.5. NC 8. Input
SOT-89
1
Output
Input
KA79LXXA
Absolute Maximum Ratings
Parameter Symbol Value Unit
Input Voltage (for V
(for V
= -12V to -18V)
o
(for V
= -24V)
o
= -5V to -8V)
o
Operating Temperature Range T
Storage Temperature Range T
V
I
OPR
STG
-30
-35
-40
0 ~ +125 °C
-65 ~ +150 °C
Electrical Characteristi c s(K A 79L05A)
(VI = -10V, IO = 40mA, CI = 0.33µF, CO = 0.1µF, 0°C ≤T
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage V
O
TJ = +25
Line Regulation (Note1)
O
TJ =+25
∆V
≤ +125°C, unless otherwise specified)
J
°C - 4.8 - 5.0 - 5.2 V
°C
-7.0V ≥ V
-8V ≥ V
≥-20V - 15 150 mV
I
≥-20V - - 100 mV
I
V
1.0mA ≤ I
Load Regulation (Note1) ∆V
O
TJ =+25
°C
100mA
1.0mA ≤ I
Output Voltage V
Quiescent Current I
Quiescent Current
Change
with line ∆I
with load ∆I
Output Noise Voltage V
Ripple Rejection RR
Dropout Voltage V
Note
1. Load and line regulation are specified at constant junction temperature. Change in V
into account separately. Pulse testing with low duty is used.
-7.0V≥ V
O
= -10V, 1.0mA≤ I
V
I
TJ =+ 25
Q
Q
Q
N
= +125
T
J
-8V≥ V
1.0mA≤ I
TA = +25°C,10Hz≤f≤100KHz - 30 - µV
f = 120Hz, -8V≥V
= +25°C
T
J
TJ = +25°C-1.7-V
D
≥ -20V, 1.0mA ≤ IO ≤ 40mA - 4.75 - - 5.25 V
I
≤70mA - 4.75 - - 5.25 V
O
°C-2.05.5
°C--6.0
≥-20V - - 1.5 mA
I
≤40mA - - 0.1 mA
O
≥-18V
I
≤
O
≤ 40mA - 10 30 mV
O
-2060mV
mA
41 60 - dB
due to heating effects must be taken
O
2
Electrical Characteri sti cs (KA79L08A)
(VI = -14V, IO = 40mA, CI = 0.33µF, CO = 0.1µF, 0°C ≤T
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage V
Line Regulation (Note1)
∆V
O
O
TJ = +25
TJ =+25
°C - 7.7 - 8.0 - 8.3 V
°C
≤ +125°C, unless otherwise specified)
J
-10.3V ≥ V
≥ -23V - - 175 mV
I
-12V ≥ VI ≥ -23V - - 125 mV
KA79LXXA
Load Regulation (Note1) ∆V
Output Voltage V
Quiescent Current I
Quiescent Current
Change
with line
with load 1.0mA ≤ I
∆I
Output Noise Voltage V
Ripple Rejection RR
Dropout Voltage V
Note
1. Load an d lin e re gul ation ar e sp ecifi ed at con sta nt ju nct ion t empe rat ure . Chan ge i n V
into account separately. Pulse testing with low duty is used.
TJ =+25
O
-10.3V ≥ V
O
V
Tj =+ 25
Q
T
-11.7V ≥ V
Q
Tj = +25°C,10Hz ≤ f ≤ 100KHz - 50 - µV
N
f = 120Hz, -11V ≥ V
T
Tj = +25°C-1.7-V
D
°C
≥ -23V, 1.0mA ≤ Io ≤ 40mA - 7.6 - - 8.4
I
= -14V, 1.0mA ≤ I
I
°C--6.0
= +125
j
= +25°C
j
°C--5.5
≥ -23V - - 1.5 mA
I
≤ 40mA - - 0.1 mA
o
1.0mA ≤ I
1.0mA ≤ I
≤ 70mA - 7.6 - - 8.4
o
≥ -21V
I
≤ 100mA - - 80 mV
o
≤ 40mA - - 40 mV
o
mA
39 55 - dB
due to heating effects must be taken
O
V
3
KA79LXXA
Electrical Characteristi c s(K A 79L12A)
(VI = -19V, IO = 40mA, CI = 0.33µF, CO = 0.1µF, 0°C ≤T
Parameter Symbol Conditions Min. Typ. Max. Unit
Output Voltage V
Line Regulation (Note1)
∆V
O
O
TJ = +25
TJ = +25
≤ +125°C, unless otherwise specified)
J
°C -11.5 -12.0 -12.5 V
°C
-14.5V ≥V
-16V≥VI ≥-27V - - 200 mV
≥-27V - - 250 mV
I
Load Regulation (Note1) ∆V
Output Voltage V
Quiescent Current I
Quiescent Current
Change
with line ∆I
with load ∆I
Output Noise Voltage V
Ripple Rejection RR
Dropout Voltage V
Note
1. Load and line regulation are specified at constant junction temperature. Change in V
into account separately. Pulse testing with low duty is used.
TJ = +25
O
-14.5V >V
O
V
I
TJ = +25
Q
T
J
-16V ≥ V
Q
1.0mA ≤ I
Q
TA = +25°C,10Hz ≤ f ≤ 100KHz - 80 - µV
N
f = 120Hz, -15V ≥ V
T
J
TJ = +25°C-1.7-V
D
°C
I
= -19V, 1.0mA ≤ I
°C--6.0
= +125
≥ -27V - - 1.5 mA
I
O
= +25°C
1.0mA≤ I
1.0mA≤ I
> -27V, 1.0mA ≤IO ≤ 40mA -11.4 - -12.6 V
O
°C--6.5
≤ 40mA - - 0.1 mA
≥ -25V
I
≤100mA - - 100 mV
O
≤40mA - - 50 mV
O
≤ 70mA -11.4 - -12.6 V
mA
37 42 - dB
due to heating effects must be taken
O
4
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