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Tustin Series – Non Isolated DC-DC Power Modules
Output: 1.5 to 3.3V dc @ 6A
Input: 3.3 or 5V dc
Features
Benefit
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Low Profile
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Supports Tight Card Pitch requirements
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High Efficiency 90% at 3.3V
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Reduce footprint area operation without heatsink
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No external bias required
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Lower cost of ownership
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Low Inductance surface-mount connection s Improves Transient Response
Key Market Segments & Applications
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Switching equipment
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Workstations and Servers
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Networking
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Desktop computers
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Data processing equipment
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LAN / WAN applications
Specifications
LS20NXXX
Output Model:
3A1
3B1
3C1
3D1
5A1
5B1
5C1
5D1
5E1
Nominal Output Voltage
1.5V
1.8V
2.0V
2.5V
1.5V
1.8V
2.0V
2.5V
3.3V
Max Output Current
6A
Max Output Power
9W
10.8W
12W
15W
9W
10.8W
12W
15W
20W
Efficiency (typical)
80%
82%
84%
88%
79%
80%
82%
86%
90%
Input Voltage range
3.0 – 3.6 V
4.5 – 5.5 V
Max Input Current
5.5 A
5 A
Input Ripple Voltage
250 mV pk-pk
Input Reflected Ripple Current
100 mA
Output Voltage Regulation
+ / - 3% (Under specified Input Voltage, NL to FL, Temperature and Initial Voltage Setting)
Output Voltage Adjustment Range
+/- 10%
Max Ripple and Noise
80 mV pk-pk
100 mV pk-pk
Over Current Protection
7.5 – 10 A; Short Circuit - Hiccup Mode
Remote On / Off
Control Pin: Open (Logic High) = On; Ground (Logic Low) = Off; 0.2mA Sink Current
Operating Temperature
0 to 80 deg C Ambient
Cooling
Convection Cooled / Forced Air (Refer to derating curve)
Weight
5 g
Dimensions
1.756” x 0.5” x 0.248” (44.6 mm x 12.7 mm x 6.3 mm)
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300A/uS Transient Response
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Small Footprint (1.756” x 0.5” x 0.248”)
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High Efficiency: 90% typ, 3.3V (5Vin)
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Single Control Pin for margining
and on/off control
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Parallelable / Current Sharing
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Safety approvals: UL, cUL & TUV
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Compliant: 73/23/EEC & 93/68EEC directives
Tustin Series
Cherokee International s 2841 Dow Avenue, Tustin CA. 92780 USA s 714.544.6665 (t) s 714.838.4742 (f) s www.cherokeellc.com
97MS2037
Rev. A - 12.11.01