User's Guide
- BD88200GUL Evaluation Board Information
BD88200GUL
BD88200GUL
Coupling Capacitorless Headphone Amplifier
BD88xxxGUL is output coupling capacitorless headphone amplifier. This IC has a negative voltage generator of regulated type built-in and generates the direct regulated negative voltage from the positive voltage. It is possible to drive headphones in a ground standard with both voltage of the supply voltage and the negative voltage. Therefore a large-capacity output coupling capacitor become needless and can reduce a cost, a board area, and the height of the part. In addition, there is not the signal decrement by the low range to happen by output coupling capacitor and output load impedance and can output a rich low tone. This series has a line up with the reference voltage type and the gain type.
Data Sheet
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* This is a standard-grade product.
For Automotive usage, please contact Sales.
For Automotive usage, please contact Sales.
Product Detail
Part Number | BD88200GUL-E2
Status |
Recommended
Package |
VCSP50L2
Unit Quantity | 3000
Minimum Package Quantity | 3000
Packing Type | Taping
RoHS |
Yes
Specifications:
Vcc(Min.)[V]
2.4
Vcc(Max.)[V]
5.5
Iq[mA]
2.0
Ext. Gain
Yes
Maximum Output Gain[dB]
6.0
Headphone Output Type
Ground-Centered with Common feedback
Headphone THD+N[%]
0.006
Headphone SNR[dB]
-101.0
Headphone PSRR[dB]
-80.0
Headphone Input Type
Single
Headphone Output Power(Max.)[mW]
80
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
85
Package Size [mm]
2.1x2.1 (t=0.55)
Features:
・2.4V to 5.5V Single-Supply Operation・No Bulky DC-Blocking Capacitors Required
・Low THD+N
・Low Operating Current
・Integrated Negative Power Supply
・Integrated Short-Circuit and Thermal-Overload Protection circuit
Evaluation
Board
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- Evaluation Board
- BD88200GUL-EVK-001
BD88200GUL/BD88400GUL is output capacitor-less headphone amplifiers. The voltage gain can be change by the external resisters. BD88200GUL has a Ground-Referenced terminal. BD88400GUL doesn’t have a Ground-Reference terminal. BD88200GUL can be used as BD88210GUL/BD88215GUL/BD88220GUL by changing external resisters. BD88400GUL can be used as BD88410GUL/BD8415GUL/BD88420GUL by changing external resisters.
Design Resources
Documents
User's Guide
- BD88200GUL Evaluation Board Information
Technical Articles
Schematic Design & Verification
- Impedance Characteristics of Bypass Capacitor
Thermal Design
- What Is Thermal Design
- Method for Calculating Junction Temperature from Transient Thermal Resistance Data
- Thermal Resistance
Packaging & Quality
Package Information
- Package Information
Manufacturing Data
- Factory Information
Environmental Data
- Compliance with the ELV directive
- REACH SVHC Non-use Declaration
- RoHS Comission Delegated Directive
Export Information
- The Export Control Order
- Export Administration Regulations(EAR)