Datasheet

Electrical characteristics LNBP20 / LNBP1X series
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5 Electrical characteristics
Table 5. Electrical characteristics for LNBP Series (T
J
= 0 to 85°C, C
I
= 0.22µF, C
O
= 0.1µF,
EN=H, ENT=L, LLC=L, V
IN1
=16V, V
IN2
=23V I
OUT
=50mA, unless otherwise specified.)
Symbol Parameter Test conditions Min. Typ. Max. Unit
V
IN1
V
CC1
Supply voltage
I
O
= 500 mA, ENT=H, VSEL=L, LLC=L 15 25 V
I
O
= 500 mA, ENT=H, VSEL=L, LLC=H 16 25 V
V
IN2
V
CC2
Supply voltage
I
O
= 500 mA, ENT=H, VSEL=L, LLC=L 22 25 V
I
O
= 500 mA, VSEL=L, LLC=H 23 25 V
V
O1
Output voltage
I
O
= 500 mA, VSEL=H, LLC=L 17.3 18 18.7 V
I
O
= 500 mA, VSEL=H, LLC=H 19 V
V
O2
Output voltage
I
O
= 500 mA, VSEL=L, LLC=L 12.5 13 13.5 V
I
O
= 500 mA, VSEL=L, LLC=H 14 V
ΔV
O
Line regulation
V
IN1
=15 to 18V, V
OUT
=13V 4 40 mV
V
IN2
=22 to 25V, V
OUT
=18V 4 40 mV
ΔV
O
Load regulation
V
IN1
=V
IN2
=22V, V
OUT
=13 or 18V
I
O
= 50 to 500mA
80 180 mV
SVR Supply voltage rejection V
IN1
= V
IN2
= 23 ± 0.5V
ac
, f
ac
= 120 Hz, 45 dB
I
MAX
Output current limiting 500 650 800 mA
t
OFF
Dynamic overload
protection OFF time
Output Shorted, C
EXT
= 4.7µF 1100 ms
t
ON
Dynamic overload
protection ON time
Output Shorted, C
EXT
= 4.7µF t
OFF
/15 ms
f
TONE
Tone frequency ENT=H 20 22 24 KHz
A
TONE
Tone amplitude ENT=H 0.55 0.72 0.9 V
PP
D
TONE
Tone duty cycle ENT=H 40 50 60 %
t
r
, t
f
Tone rise and fall time ENT=H 5 10 15 µs
G
EXTM
External modulation gain ΔV
OUT
/ΔV
EXTM
, f = 10Hz to 40KHz 5
V
EXTM
External modulation input
voltage
AC Coupling 400 mV
PP
Z
EXTM
External modulation
impedance
f = 10Hz to 40KHz 400 Ω
V
SW
Bypass switch voltage
drop (MI to LNBA)
EN=L, I
SW
=300mA, V
CC2
-V
MI
=4V 0.35 0.6 V
V
OL
Overload flag pin logic
LOW
I
OL
=8mA 0.28 0.5 V
I
OZ
Overload flag pin OFF
state leakage current
V
OH
= 6V 10 µA
V
IL
Control input pin logic
LOW
0.8 V