ta t iv e
T en
High Effiency DC /DC Converter
20 Watt
TSI-20N Series
TSI-20N series is a small size (33脳21.5脳6mm size) and light weight ( g) step-down DC-DC converter with 20W.
Since it can operate from ultra low output voltage of 0.8V, it can be used for latest DSP, ASIC applications. High efficiency,
ulra high-speed response by synchronous rectification topology. No external components required.
Input: +3.3V/+5.0V
Features
- High-speed response
- Ultra high Efficiency 93%
- ON/OFF Control
- Adjustable Output
- Latest Power-IC adopted
Output: +1.8V, +2.0V, +2.5V, +3.3V (+0.8V ~ +3.6V)
- Non-Isolated Type Converter
- Amazing Minimum Size
- Operating Temp. -40擄C~+85擄C
- No Heat Sink required
- High Reliability, High Performance
- Synchronous Rectification Circuit
- Additional external capacitor not required
- Short-Circuit, Over-Current Protection
Model
Standard Input Input Voltage
Voltage
Range
Output
Voltage
Output
Current
Non-Load
Current
Ripple &
Noise
Efficiency
Package
Vdc
TSI 20N-0510V
TSI 20N-0510D
TSI 20N-0510S
5.0
Vdc~Vdc
Vdc
A
6
mA(typ)
3
mVpp(typ)
40
%(typ)
93
type
SIP
DIP
SMD
+3.0~5.5 (*1) +3.3(0.8~3.6)
(*1) Input Voltage should be 0.5V or more higher than output voltage.
Specification
Standard Output Voltage
Line Reg.
Load Reg.
Temp. Coefficient
Ripple & Noise
Efficiency
Over-Current Protection
Over-Voltage Protection
Standby Current
Remote
ON/OFF
Remote Sensing
Operating Temp. Range
Storage Temp. Range
Humidity Range
Cooling Condition
Vibration
Weight
External Dimensions
When Vadj pin is open, output voltage will be set at +3.3V. (The accuracy of output V setting is 鹵3% max.)
0.7%typ. 1.5%max. (For the regulation of Input Voltage Range 3.8~5.5V)
2.0%typ. 4.0%max. (For 0~6A of Load Reg., at Rating Input.
鹵0.02%/擄C typ. (For the change of Operating Temp. -10擄C~+50擄C)
120mVpp max. (Rating Input, Rating Output, Room Temp.) (Measurements Frequency Band Width 20MHz)
93% (Rating Input/ Output, Room Temp., Refer Table 1)
Operates at 105% or moreRating Load Current, auto recovery type. Avoid long time of short-circuit condition.
None
2.4mA typ.
Between 1pin(ON/OFF) 5~8pin(S.GND) [Open
: Output
ON, Short
: Output
OFF(Refer to application)]
The voltage between converter's output pin voltage between 7-8pin and sensing voltage difference
[voltage between 6-9pin] is 10% of sensing voltage (0.1V~0.3V) or below.
Operating Temp. -40擄C~+85擄C (Refer to the thermal derating graph.)
Storage Temp. -40擄C~+85擄C
20%
~
95%R.Hmax. (Max. Wet-bulb Temp. 35擄C, non-condensing)
Refer to the thermal derating graph
5~10Hz Every amplitude 10mm (3directions, each for 1hour), 10~55Hz acceleration 2G (3directions, each for 1hour)
4g typ.
SIP type W=24 L=33 H=5.0 typ.
(
mm
)
(For dimensions refer to outline.)
DIP type W=22.25 L=33 H=6.0 typ.
(
mm
)
(For dimensions refer to outline.)
SMD type W=23.9 L=33 H=6.0 typ.
(
mm
)
(For dimensions refer to outline.)
* The above specification will be provided at rating value, when there is no specified condition described.
Adjustable Output V Rang Output Voltage is adjustable according to the range above.
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1
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3
4
5
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