fitipower integrated technology lnc.
FP6137A/B
3A/2A Bus
Termination Regulator
Description
Features
The FP6137A/B linear regulator is designed to
provide the transient peaks up to 3A/2A sourcing or
sinking capability for DDR SDRAM bus termination
application. The output voltage can track half of
input power by two external voltage divider resistors.
3A/2A Source or Sink Current
Power MOSFET Integrated
Low Output Voltage Offset
Current Limit Protection
Thermal Shutdown Protection
Adjusted Output by External Resistors
Shutdown for Standby or Suspend Mode
SOP-8, TO-252-5 and TO-263-5 Packages
RoHS Compliant
The FP6137A/B provides current limit in both
sourcing/sinking mode and thermal shutdown
function which protects the excessive heating due to
high current and high junction temperature.
The FP6137A are available in SOP-8 (exposed pad),
TO-252-5 and TO-263-5 packages. The FP6137B
are available in the SOP-8 (fused), SOP-8 (exposed
pad) and TO-252-5 packages.
Applications
DDR-I and DDR-II Bus Termination Voltage
SSTL-2 and SSTL-3 Termination
Active Termination Buses
Pin Assignments
Ordering Information
SO Package (SOP-8<Fused>) (FP6137B)
FP6137□□□□
TR: Tape/Reel
8
7
6
5
1
2
VIN
GND
VCNTL
VCNTL
VCNTL
P: Green
G: Green
3
4
REFEN
VOUT
VCNTL
SP Package (SOP-8 Exposed Pad) (FP6137B)
Package Type
SO: SOP-8 (Fused)
SP: SOP-8 (Exposed Pad)
T5: TO-252-5
8
7
6
5
1
2
VIN
GND
NC
NC
VCNTL
VCNTL
NC
3
4
REFEN
VOUT
T6: TO-263-5
SP Package (SOP-8 Exposed Pad) (FP6137A)
A: 3A
B: 2A
8
7
6
5
1
2
VIN
GND
NC
NC
GND
VCNTL
NC
3
4
REFEN
VOUT
T5 Package (TO-252-5) (FP6137A/B)
VOUT
REFEN
5
4
3
2
1
VCNTL (TAB)
GND
VIN
T6 Package (TO-263-5) (FP6137A)
VOUT
5
4
3
2
1
REFEN
VCNTL (TAB)
GND
VIN
Figure 1. Pin Assignment of FP6137 (Top View)
FP6137-2.1-MAR-2013
1