Datasheet Diodes PAM8904QJER — 数据表

PAM8904Q
AUTOMOTIVE 18VPP OUTPUT PEIZO SOUNDER DRIVER Pin Assignments The PAM8904Q is a piezo sounder driver designed for driving a
ceramic/piezo sounder or speaker with 18VPP from a 3V power CPM1 NC
CP1 GND DIN Features Supply Voltage Range from 2.3V to 5V
18VPP Output from a 3V Supply Integrated Boost Converter Generates 9V Supply
Wide Input Signal Capability 20Hz to 300kHz
Low Current Consumption
Automatic Standby and Wake-up Control
Overtemperature Shutdown and Short-Circuit Protection
Available in Space Saving Packages 16 pin U-QFN3030-16
(Type B) Package with Green Molding
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q100 Standards for High Reliability
AEC-Q100 Grade 2
PPAP Capable (Note 4) Notes: CN2 NC VO2 VO1 CN1 NC To help protect the IC and system, the PAM8904Q includes
overtemperature shutdown, overcurrent and short circuit protection. The PAM8904Q is qualified to AEC-Q100 Grade 2 and is Automotive
Compliant supporting PPAPs. VOUT 1 CPM2 To ensure maximum efficiency and battery life, the PAM8904Q
includes an auto standby feature which puts the device in sleep mode
while there is no valid input signal. A forced shutdown is also
available to enable the IC only when required. The PAM8904Q is available in a 16 pin U-QFN3030-16 (Type B)
package. CP2 NC The boost converter operates at a fixed frequency of 1.0MHz and
provides a 9V output with a minimum number of external …

PAM8904
18VPP OUTPUT PIEZO SOUNDER DRIVER Description Pin Assignments The PAM8904 is a piezo sounder driver with integrated charge pump
boost converter. The PAM8904 is capable of driving a ceramic/piezo
sounder with 24VPP from a 5.5V power supply. The charge pump can (Top View)
NC NC
CP1 CN2 VO1 NC
CN1 GND VO2 PAM8904 includes built-in automatic shutdown and wake up that
guarantees longer battery life. PAM8904 features thermal shutdown,
over current protection, over voltage protection and under voltage
lock-out. NC U-QFN3030-16 (Type B)
(Top View)
VIN CP2 CN1 GND VOUT Pin 1 The PAM8904 is available in a 16-pin U-QFN3030-16 (Type B)
package, or 12-pin U-QFN3030-12 (Type A) package. EN2 Integrated Boost Converter Generates up to 12V Supply
Input Signal 20Hz to 300kHz
No Voltage Cross Output at Shutdown Mode
Low Current Consumption
Automatic Standby and Wake-up Control
Available in Space Saving Packages 16 Pin U-QFN3030-16
(Type B) or 12 Pin U-QFN3030-12 (Type A) Package
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
An Automotive-Compliant Part is Available Under Separate
Datasheet (PAM8904Q) CN2 Supply Voltage Range from 2.3V to 5.5V …