vsi-3.3s2r0ma Volgen Kaga Electronics Inc., vsi-3.3s2r0ma Datasheet - Page 2

• Manufacturer Part Number: vsi-3.3s2r0ma
• Description: Output Voltage 1.8v-3.3v Ultra High Efficiency 92% O-3pl Size, Step-down Non-isolated Type Dc-dc Converter
• Manufacturer: Volgen Kaga Electronics Inc.

[ SIP type ]
VSI-3.3S2R0MA
[ DIP type ]
VSI-5.0S2R0FMA
[ SMD type ]
VSI-5.0S2R0SMA
( for order received product)
BDD20051221-051007V1
<Outline>
<Block Diagram>
Kaga Electronics/Volgen DC-DC CONVERTERS
+Vin
ON/OFF
C1
+Vin
1
2
PWM.OCP.CONT
ON/OFF CONT
3
GND
Figure4
Figure 1
Figure2
Figure3
V.adj(1.8~3.3V)
4
5
Open=3.3V
VR
+Vout
C2
Load
10 Watt VSI-mini A Series
p i n
Dimensions: mm
Tolerance when
nothing specified ±0.5
External resinous coating
Pin substances:Phosphor bronze(Plating:Sn)
Treatment:Soldering dip treatment with Sn-3.0Ag-0.5cu)
Dimensions: mm
Tolerance when
nothing specified ±0.5
External resinous coating
Pin substances:Phosphor bronze(Plating:Sn)
Treatment:Soldering dip treatment with Sn-3.0Ag-0.5cu)
Dimensions : mm
Tolerance when
nothing specified ±0.5
Without coating.
( for adsorption mounter air)
Pin substances:Phosphor bronze(Plating:Sn)
Treatment:Soldering dip treatment with Sn-3.0Ag-0.5cu)
• Use this model according to a usual three terminal regulator.
• Output Voltage
• C1 : More than 100µF (In order to reduce the line impedance)
• C2 : Output capacitor built-in.
• Refer to figure 6~8 about :
• Refer to page 6 about : over-current protection, soldering conditions,
and cleaning conditions.
1
2
3
4
5
p i n
p i n
1
2
3
4
5
6
7
1
2
3
4
5
6
7
In case that the wiring is long to the load, output noise may be
further reduced with the 2.2µF~4.7µF added.
adjustment output voltage, on/off control.
+Vin
ON/OFF CONT
GND
+Vout
+Vout.ADJ
+Vin
+Vout
+Vout.ADJ
GND
ON/OFF CONT
+Vin
+Vout
+Vout.ADJ
ON/OFF CONT
GND
NC
NC
Function
NC
NC
5pin Open= +5V (rating output voltage)
Function
Function
2