The Components
Click here for a word document containing a list of all the components required for the i-Pump. The component list is also set out below with links to datasheets for each component, were available. This should help you to easily ontain the components if you wish to build the pump yourself. The code in brackets refers to the circuit diagram.
Central Controller
AIRCable SMD
Manufacturer: AIRCable, www.aircable.net
Supplier: Merlin Systems Corp Ltd., www.merlinsystemscorp.co.uk
Purpose: Overall control, bluetooth communication.
Area: The Controller
Size (mm): 31 x 14.5 x 3.5
Datasheet: Click here
Cost: £35.00
Vibration Motor
Model: 308-100
Supplier: Precision Microdrives, www.precisionmicrodrives.com
Purpose: User confirmation
Size (mm): 8(D) x 3.55
Datasheet: Click here
Cost: £4.50
Micropump
Model: MP5
Manufacturer/Supplier: Bartels Mikrotechnik, www.bartels-mikrotechnik.de
Purpose: Pumps the insulin
Size (mm): 14 x 14 x 3.5
Datasheet: Click here
Cost:
Battery
Model: PoLiFlex PLF263441, 3.6V, Li-Poly
Manufacturer: VARTA
Supplier: Farnell, www.farnell.co.uk
Purpose: Main power supply
Area: Power
Size (mm): 34 x 41.5 x 2.6
Datasheet: Click here
NOTE: No longer available. Find alternative.
Photoflash Charger Chip
Model: LT3468
Manufacturer: Linear Technologies
Supplier: Farnell, www.farnell.co.uk (Code 166-3829)
Purpose: Charge of main capacitor for powering pump
Area: Power, charge circuit
Size (mm): 2.9 x 2.8 x 1.0
Datasheet: Click here
Cost: £3.97
Flyback Transformer
Model: EPC3205G-2
Manufacturer: PCA, www.pca.com
Supplier: Not identified. Secured a few samples only.
Area: Power, charge circuit
Size (mm): 7.9 x 7.9
Datasheet: Click here
NOTE: Smaller alternatives are available, but I could not source them.
Relay
Model: IM02GR, DPDT Telecom SMT, 2A, 4.5V
Manufacturer: Tyco
Supplier: RS, www.rswww.com (Code 422-7057)
Area: Power, discharge circuit
Purpose: Switch high voltage from capacitor through pump
Size(mm): 10 x 6 x 5.65
Datasheet: Click here
Cost: £3.39
NOTES: I am sure there are smaller alternative, specifically optical relays.
Charge Capacitor (COUT)
Model: ECA2GHG010, 1uF, 400V
Manufacturer: Panasonic
Supplier: Farnell, www.farnell.co.uk (Code 969-3319)
Area: Power, charge and discharge circuit
Purpose: Hold high voltage to power pump
Size (mm): 6.3(D) x 11.2
Datasheet: Click here
Cost: 0.196 (min 5)
NOTES: Might be able to identify smaller surface mount device
Rectifier Diode (D1)
Model: GSD2004S
Manufacturer: Vishay Semiconductor
Supplier: Farnell, www.farnell.co.uk
Area: Power, charge circuit
Size: SOT23 surface mount package
Datasheet: Not available
Cost: £0.043
NOTES: From Farnell UK this is US stock which incurs a charge of £15.95, so you may want to find an alternative if you are outside the USA.
Schottky Diode (D2)
Model: ZHCS400
Manufacturer: Zetex
Supplier: Farnell, www.farnell.co.uk (Code 952-5149)
Area: Power, charge circuit
Size: 2.7 x 1.45 x 1.15
Datasheet: Click here
Cost: 0.31 (min 5)
Capcitor (C1)
Model: 4.7uF, 10V, SMD
Manufacturer: Yageo (Phycomp)
Supplier: Farnell, www.farnell.co.uk (Code 145-8898)
Area: Power, charge circuit
Size: 0603 SMD
Datasheet: Click here
Cost: 0.26 (min 10)
Resistor (R1)
Model: 100k, SMD
Manufacturer: Multicomp
Supplier: Farnell, www.farnell.co.uk (Code 157-6183)
Area: Power, discharge circuit
Purpose: Split voltage so that correct amount is discharged to pump.
Size (mm): 3.1 x 1.55 x 0.55
Datasheet: Click here
Cost: £0.032 (min 10)
Resistor (R2)
Model: 390k, SMD
Manufacturer: Multicomp
Supplier: Farnell, www.farnell.co.uk (Code 157-6144)
Area: Power, discharge circuit
Purpose: Split voltage so that correct amount is discharged to pump.
Size (mm): 2 x 1.25 x 0.55
Datasheet: Click here
Cost: £0.032 (min 10)
PCB
Model: RE435-LF
Manufacturer: Roth Eleckronik GmbH
Supplier: Farnell, www.farnell.co.uk (Code 117-2133)
Size (mm): Cut to 50 x 35
Datasheet: Click here
Cost: £9.34
Push Switch
Model: B3FS-1000
Manufacturer: Omron
Supplier: Farnell, www.farnell.co.uk (Code 118-1017)
Area: Control
Purpose: User input
Size (mm): 8 x 8 x 3.1
Datasheet: Click here
Cost: 0.41 (min 5)
NOTES: Flatter alternatives are available.
LED
No specific component identified. Took component from circuit board.