LCP1521S STMicroelectronics, LCP1521S Datasheet

IC TVS DUAL PROGRMMBL SLIC 8SOIC

LCP1521S

Manufacturer Part Number
LCP1521S
Description
IC TVS DUAL PROGRMMBL SLIC 8SOIC
Manufacturer
STMicroelectronics
Type
TSPDr
Datasheet

Specifications of LCP1521S

Technology
Programmable TVS
Number Of Circuits
2
Applications
SLIC
Package / Case
8-SOIC (3.9mm Width)
Hold Current
150mA
Gate Trigger Current (max)
5mA
Gate Trigger Voltage (max)
2.5V
Package Type
SO
Peak Repeat Off Current
5uA
Peak Surge On-state Current (max)
18A
Mounting
Surface Mount
Pin Count
8
Operating Temp Range
-55C to 150C
Operating Temperature Classification
Military
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power (watts)
-
Voltage - Working
-
Voltage - Clamping
-
Lead Free Status / Rohs Status
Compliant

Available stocks

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Part Number
Manufacturer
Quantity
Price
Part Number:
LCP1521S
Manufacturer:
ST
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Part Number:
LCP1521S
Manufacturer:
ST
Quantity:
20 000
Part Number:
LCP1521SR
Manufacturer:
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Part Number:
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Quantity:
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LCP1521SRL.
Manufacturer:
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LCP1521SRL@@@@@
Manufacturer:
ST
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ASD (Application Specific Devices)
Features
Description
These devices have been especially designed
to protect new high voltage, as well as classical
SLICs, against transient overvoltages.
Positive overvoltages are clamped by 2 diodes.
Negative surges are suppressed by 2 thyristors,
their breakdown voltage being referenced to -V
through the gate.
These components present a very low gate
triggering current (I
current consumption on printed circuit board
during the firing phase.
Benefits
TRISILs™ are not subject to ageing and provide a
fail safe mode in short circuit for a better level of
protection. Trisils are used to ensure equipment
meets various standards such as UL60950,
IEC950 / CSA C22.2, UL1459 and FCC part 68.
Trisils have UL94 V0 approved resin (Trisils are
UL497B approved [file: E136224]).
TM: TRISIL is a trademark of STMicroelectronics
July 2006
Dual programmable transient suppressor
Wide negative firing voltage range:
V
Low dynamic switching voltages:
V
Low gate triggering current: I
Peak pulse current: I
Holding current: I
Low space consuming package
MGL
FP
Programmable transient voltage suppressor for SLIC protection
and V
= -150 V max.
DGL
GT
H
) in order to reduce the
= 150 mA min
PP
= 30 A (10/1000 µs)
GT
= 5 mA max
BAT
Rev 5
Order codes
Figure 1.
Figure 2.
LCP1521S/LCP152DEE
LCP152DEERL
LCP1521SRL
Part Number
RING
GATE
LCP1521S
LCP1521S
NC
TIP
GATE
RING
SO-8
TIP
LCP1521S Functional diagram
1
LCP152DEE Functional diagram
GND
QFN 3x3 6 leads
LCP152DEE
Marking
CP152S
CP152S
LCP152
TIP
NC
RING
RING
GND
GND
TIP
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Related parts for LCP1521S

LCP1521S Summary of contents

Page 1

... Part Number LCP1521SRL LCP152DEERL Figure 1. BAT GATE RING Figure 2. Rev 5 SO-8 QFN 3x3 6 leads LCP152DEE LCP1521S Marking LCP1521S CP152S CP152S LCP152 LCP1521S Functional diagram TIP 1 NC LCP152DEE Functional diagram TIP GATE GND RING TIP GND GND RING TIP NC RING 1/11 www.st.com ...

Page 2

... Parameter SO-8 QFN LCP1521S/LCP152DEE Minimum serial Current resistor to meet waveform standard (Ω) 2/10 µs 12 10/1000 µs 24 2/10 µs 24 2/10 µs 0 110 5/310 µs 0 ...

Page 3

... LCP1521S/LCP152DEE Table 3. Electrical characteristics (T Symbol I Gate triggering current GT I Holding current H I Reverse leakage current LINE / GND RM I Reverse leakage current GATE / LINE RG V Reverse voltage LINE / GND RM V Gate triggering voltage GT V Forward drop voltage LINE / GND F V Peak forward voltage LINE / GND ...

Page 4

... Ω 2 test circuit H The oscillations with a time duration lower than 50ns are not taken into account. Test conditions = - -150 -150 MHz RMS = MHz RMS LCP1521S/LCP152DEE = 25° C) amb Max t = 500 µ Ω Ω Ω 25° C, unless amb Typ Max 0.1 5 150 2 ...

Page 5

... LCP1521S/LCP152DEE Figure 3. Functional Holding Current (I V BAT This is a GO-NO GO test which allows to confirm the holding current (I ) level in a functional test circuit. TEST PROCEDURE: - Adjust the current level at the I value by short circuiting the D.U.T. - Fire the D.U.T. with a surge current The D.U.T. will come back to the off-state within a duration of 50ms max. ...

Page 6

... PTC which are mandatory to withstand the power contact or the power induction tests 6/11 Rs1 TIP IG T1 Th1 D1 -Vbat Gate C Rs2 RING LCP1521S GND Figure 6.). The optimized value for C is 220 nF. Figure 5. represent the fuse resistors or the LCP1521S/LCP152DEE V Tip ID1 GND V Ring To SLIC side ...

Page 7

... LCP1521S/LCP152DEE imposed by the various country standards. Taking into account this fact the actual lightning surge current flowing through the LCP is equal to surge surge With: V surge R = series resistor of the surge generator series resistor of the line card (e.g. PTC) s e.g. For a line card with 30 Ω of series resistors which has to be qualified under GR1089 Core 1000V 10/1000 µ ...

Page 8

... Table 9. SO-8 Dimensions ccc Figure 10. Footprint (dimensions in mm) 8/ 45° C (Seating Plane) 0.25mm (Gage Plane LCP1521S/LCP152DEE Dimensions Ref. Millimeters Min. Typ. Max. Min. A 1.75 A1 0.1 0.25 0.004 A2 1.25 0.049 b 0.28 0.48 0.011 C 0.17 0.23 0.007 D 4.80 4.90 5.00 0.189 0.193 0.197 E 5 ...

Page 9

... LCP1521S/LCP152DEE Table 10. QFN 3x3 6 Leads Package dimensions Figure 11. QFN 3x3 6 Leads Footprint dimensions (in mm) REF < 0.95 0.48 0.34 2.02 4.00 Package information DIMENSIONS Millimeters Inches Min. Typ. Max. Min. Typ. 0.80 1 0.031 0 0.05 0 0.65 0.75 0.026 20 0.787 0.33 0.43 0.013 2. ...

Page 10

... Table 9 on page 4: correction of typo on capacitance unit. 4 Table 5 on page 3: I TSM Replaced QFN package illustration on page 1. Reformatted 5 document to current layout standard. Values of I Table 4. SO-8 package dimensions updated in Table 9. LCP1521S/LCP152DEE Weight Base qty Delivery mode 100 0.11 g 2500 Tape and reel ...

Page 11

... LCP1521S/LCP152DEE Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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