SC441CTETRT Semtech, SC441CTETRT Datasheet - Page 11

• Manufacturer Part Number: SC441CTETRT
• Description: TVS
• Manufacturer: Semtech

Specifications of SC441CTETRT

• Constant Current: *
• Constant Voltage: *
• Topology: *
• Number Of Outputs: *
• Internal Driver: *
• Type - Primary: *
• Type - Secondary: *
• Frequency: *
• Voltage - Supply: *
• Voltage - Output: *
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP Exposed Pad, 20-eTSSOP, 20-HTSSOP
• Operating Temperature: *
• Current - Output / Channel: *
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: SC441CTETRTTR

Block Diagram
© 2010 Semtech Corporation
OVPRTN
FFLAG
IOGND
OVPIN
IOSET
VOUT
5
5
IO1
SS
0.9mA
0.9mA
LED CURRENT
SETTING
LED OPEN/SHORT/OVERSHOOT
CIRCUIT PROTECTION
ONE IO CHANNEL SHOWN
OVP
Detect
HICCUP
OVP
Fault
CURRENT
SOURCE
4.5uA
4.5uA
1uA
1uA
4
4
3V3
Figure 1. SC441C Block Diagram
1V
DISABLE1
FAULT-1
+
+
-
-
HICCUP
CONTROL
LOGIC
HICCUP
HICCUP
3
3
Fault
DISABLE2
+
+
-
-
UVLO
TSD
OSC
ILIM
ISENSE
UVLO & TSD
SS
S
R
Bandgap
Q
+
+
-
-
+
+
-
-
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2
2
SC441C
SW
SW
PGND
PGND
COMP
VIN
AGND
PWM
EN
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