KA2284 5-Dot Dual LED Level Meter Driver – SIP-9 Package
The KA2284 is a monolithic integrated circuit designed for 5-dot LED level meter drivers with a built-in rectifying amplifier. It is suitable for AC/DC level meters such as VU meters or signal meters. This product is known as KA2284 Level Indicator, CD2284 Battery Level Indicator, KA2284 Battery Level Indicator, Ka2284 LED Level Indicator, KA2284, 2284, UPC1237HA
Features:
- High gain rectifying amplifier included(Gv=26dB)
- Low radiation noise when LED turns on
- Logarithmic indicator for 5-dot LED of bar type
- Constant current output( 15mA)
- Wide operating supply voltage: 3.5V~16V
- Not necessary diode or transistor for ALC
- Minimum number of external parts required
Features/Specs:
- Part No: KA2284
- Supply Voltage: 3.5 ~ 16V
- Supply Current: 5 ~ 8 mA
- Sensitivity 46 ~ 66 mV
- Comparator ON Level 1: -11.5 ~ -8.5 dB
- Comparator ON Level 2: -6 ~ -4 dB
- Comparator ON Level 3: 0 dB
- Comparator ON Level 4: 2.5 ~ 3.5 dB
- Comparator ON Level 5: 5 ~ 7 dB
- LED Output current: 11 ~ 18.5 mA
- Amp Gain: 24 ~ 28 dB
- Input Bias Current: -1 ~ -0.3 µA
- Mounting Style: Through Hole
- Package/Case: SIP-9
- Weight: 2 gm
Application Information:
1. By changing the time constant C1 and, the response, attack and release time, may be varied. In the above application conditions, power dissipation may be operated at higher levels than the absolute maximum ratings.
Datasheet: KA2284
Package Includes:
- 1 x KA2284 5-Dot Dual LED Level Meter Driver – SIP-9 Package
Note: Product Images are shown for illustrative purposes only and may differ from the actual product.
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