LNBK20D2 STMicroelectronics, LNBK20D2 Datasheet - Page 5

• Manufacturer Part Number: LNBK20D2
• Description: LNB SUPPLY AND CONTROL VOLTAGE REGULATOR (PARALLEL INTERFACE)
• Manufacturer: STMicroelectronics

ELECTRICAL CHARACTERISTICS FOR LNBK SERIES (T
EN=H, ENT=L, LLC=L, V
Symbol
G
D
V
Z
T
A
f
SVR
I
V
V
TONE
V
I
V
V
t
V
SHDN
TONE
t
EXTM
EXTM
MAX
t
TONE
EXTM
V
I
OBK
OFF
I
V
I
ON
r
OZ
CC
V
V
IN1
IN2
, t
SW
IH
O1
O2
OL
IH
IL
O
O
f
V
V
Output Voltage
Output Voltage
Line Regulation
Load Regulation
Supply Voltage Rejection
Output Current Limiting
Dynamic Overload
protection OFF Time
Dynamic Overload
protection ON Time
Tone Frequency
Tone Amplitude
Tone Duty Cycle
Tone Rise and Fall Time
External Modulation Gain
External Modulation Input
Voltage
External Modulation
Impedance
Bypass Switch Voltage
Drop (MI to LNBA)
Overload Flag Pin Logic
LOW
Overload Flag Pin OFF
State Leakage Current
Control Input Pin Logic
LOW
Control Input Pin Logic
HIGH
Control Pins Input Current
Supply Current
Output Backward Current
Temperature Shutdown
Threshold
CC1
CC2
Supply Voltage
Supply Voltage
Parameter
IN1
=16V, V
I
I
I
I
I
I
I
I
V
V
V
I
V
Output Shorted
Output Shorted
ENT=H
ENT=H
ENT=H
ENT=H
AC Coupling
f = 10Hz to 40KHz
EN=L,
I
V
V
Output Disabled (EN=L)
ENT=H,
EN=L
V
O
O
O
O
O
O
O
O
O
OL
IN2
V
IN1
IN2
IN1
IN1
OH
IH
IN1
= 400 mA ENT=H, VSEL=L, LLC=L
= 400 mA ENT=H, VSEL=L, LLC=H
= 400 mA ENT=H, VSEL=L, LLC=L
= 400 mA VSEL=L, LLC=H
= 400 mA VSEL=L, LLC=L
= 400 mA ENT=H, VSEL=L, LLC=H
= 400 mA VSEL=L, LLC=L
= 400 mA ENT=H, VSEL=L, LLC=H
= 0 to 3A
OUT
=8mA
= 5V
=15 to 18V
=22 to 25V
=V
=23V I
= V
= 6V
= V
/ V
IN2
IN2
IN2
=22V
EXTM
I
= 23
= 22V or floating
OUT
SW
Test Conditions
I
OUT
V
=300mA,
,
LNBA
=50mA, unless otherwise specified.)
=500mA
V
V
V
0.5V
OUT
OUT
OUT
C
C
f = 10Hz to 40KHz
= V
EXT
EXT
=13V
=18V
=13 or 18V
ac
LNBB
f
=4.7 F
=4.7 F
ac
V
= 120 Hz,
CC2
J
= 18V
= 0 to 85°C, C
-V
MI
=4V
Min.
17.3
12.5
0.55
500
2.5
15
16
22
23
20
40
I
5
= 0.22 F, C
t
OFF
1100
Typ.
0.72
0.35
0.28
650
400
150
0.3
3.1
0.2
18
19
13
14
65
45
22
50
10
20
5
5
5
/15
O
Max.
18.7
13.5
150
800
400
0.9
0.6
0.5
0.8
LNBK20D2
27
50
50
60
15
10
27
27
27
24
=0.1 F,
1
6
3
mVpp
Unit
KHz
Vpp
mV
mV
mV
mA
mA
mA
mA
ms
ms
dB
°C
%
V
V
V
V
V
V
V
V
V
V
V
V
A
A
s
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