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6* AMC7135 4-Group 2~5 Modes LED Flashlight Driver Circuit (Nanjg 105c) 3.0V ~ 4.5V / 2100mA constant current / 17mm ↓ details & specifications
$2.69
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Classification
Product Type Flashlight Driver
Electronic Components
Constant Current Yes
Driver Type Linear regulator
Input Voltage DC 3.0V~4.5V -volt
Output Current 2100 mA
PCB Height (w/o Components) 1.2 mm
Reverse Polarity Protection Yes
Flashlights
Flashlight Modes 4 groups customizable
Mode Count 5
Mode Memory Yes
Package
Package Type OEM
Dimensions us | metric
Depth 2 mm
Height 17 mm
Width 17 mm
Diameter 17 mm
Product Weight 1.4 g
FastTech
SKU 1232400
DATE LISTED 1/28/2013
Details:
  • Constant current
  • Each AMC7135 regulator provides 350mA
  • Reverse polarity protection
  • Low input voltage warning: blinks once per second when voltage drops below 2.9V to 3V
  • Perfect for use with 1 lithium battery or 3 AA/AAA batteries
  • Works with Cree R5 T4 T5 T6 U2 MCE, and other similar LEDs
  • PCB height: 1.2mm
  • PCB height (including components): 1.8mm
  • Power (Vdd) spring height: 3mm
Difference between variant 1 & 2:
  • Variant 1: default 5-mode = Lo (5%) > Mid (30%) > Hi (100%) > Strobe > SOS
  • Variant 2: default 5-mode = Hi (100%) > Mid (30%) > Lo (5%) > Strobe > SOS
  • Everything else is the same
Mode groups:
  • Selected by connecting one of the four stars to ground (the golden rim of the PCB)
  • Rotate the four stars to the bottom of the PCB:
    • Connect the 2nd star from the left to ground: 3-mode: Lo (5%) > Hi (100%) > Strobe
    • Connect the 3rd star from the left to ground: 3-mode: Lo (5%) > Mid (30%) > Hi (100%)
    • Connect the 4th star from the left to ground: 2-mode: Lo (10%) > Hi (100%)
    • Default (shorting no star): 5-mode: Lo (5%) > Mid (30%) > Hi (100%) > Strobe > SOS
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Return for refund within: 45 days (details)
Return for replacement within: 6 months (details)

No restocking fee. Shipping charges may apply if returns are not results of FastTech's error.

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