E-STLC3075 STMicroelectronics, E-STLC3075 Datasheet - Page 19

• Manufacturer Part Number: E-STLC3075
• Manufacturer: STMicroelectronics

Specifications of E-STLC3075

• Number Of Channels: 1
• On-hook Transmission: Yes
• Polarity Reversal: Yes
• On-chip Ring Relay Driver: Yes
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Pin Count: 44
• Mounting: Surface Mount
• Operating Current: 55mA
• Operating Supply Voltage (max): 12V
• Lead Free Status / RoHS Status: Compliant

STLC3075
Table 12.
R
CRD
CV
CSVR
CREV
CVCC
Name
RREF
RLIM
RRX
CAC
RDD
RTH
CVB
CSF
RSF
SENSE
RD
RP
CV
CZ
Q1
D1
T1
POS
(3)
Rx input bias resistor
Bias setting current
Negative battery filter
Ring trip threshold setting
resistor
AC/DC split capacitance
Line protection resistor
Current limiting programming
Off-hook threshold
programming (Active mode)
Reverse polarity transition
time programming
Pull up resistors
Internally supply filter
capacitor
Positive supply filter capacitor
with low impedance for switch
mode power supply
Battery supply filter capacitor
with low impedance for switch
mode power supply
High frequency noise filter
High frequency noise filter
Flyback compensation
capacitor
Sense filter capacitor
Sense filter resistor
DC/DC converter peak
current limiting
DC/DC converter switch N
channel MOS transistor
DC/DC converter series
diode
DC/DC converter transformer
External components for flyback configuration
Function
RREF = 1.3/Ibias; Ibias = 50 µA
CSVR = 1/(2π ⋅ fp ⋅ 1.8 MΩ)
fp = 50 Hz
RD = 100/I
2 kΩ < RD < 5 kΩ
Rp > 30 Ω
RLIM = 1300/Ilim
32.5 kΩ < RLIM < 65 kΩ
RTH = 290/I
27 kΩ < RTH < 52 kΩ
CREV = ((1/3750)· ΔT/ΔV
R
RDS(ON)≤0.05 Ω,
VDSS = 30 V
VDG=30 V, ID = 6.5 A
Low threshold drive
V
Flyback transformer 4W, turns ratio
1:16 for V
8.5 V
r
SENSE
> 350 V, t
= 375 mV/I
POS
RTH
TH
RR
Formula
range from 4.5 V to
≤ 80 ns
PK
TR
)
22 µF 20% 15 V @ RD = 4.12 kΩ
SMBYTW01-400 or equivalent
4.12 kΩ 1% @ IRTH = 24 mA
52.3 kΩ 1% @ Ilim = 25 mA
22 nF 10% 10 V @ 12 V/ms
32.4 kΩ 1% @ I
STN4NF03L or equivalent
Tyco COEV MAGNETICS
or Coilcraft FA2469-AL
220 mΩ @ I
100 µF 20 % 100 V
Application information
1.5 nF 10 % 100 V
470 nF 20% 100 V
100 nF 20 % 10 V
100 nF 10% 15 V
MGPWG-00007
120 pF, 20 %
2.2 nF, 20 %
100 kΩ 5 %
Typ. value
26 kΩ 1%
100 µF
50 Ω 1%
100 kΩ
1 kΩ
PK
(1)
TH
= 1.7 A
= 9 mA
(2)
(4)
19/36