Datasheet PAM8904E (Diodes) - 2

PAM8904E Typical Applications Circuit
C C 1 1 = = 1 1 uF µF C C 2 2 = =1u 1 F µF CP1 CN1 CP2 CN2 VIN CIC=2.2µF Charge Pump V V out OUT N IN=2.2uF Oscil ator (1x / 2x / 3x)

CO C U O T U= T 2 =.2 2 u . F 2µF
T C
EN1 Control Short Circuit
U
Logic EN2 Protection
D O
DET
R P
VO1

DIN Piezo
W
Level shift sounder
E N
GND VO2
Pin Descriptions Pin Number U-QFN3030-12 Pin Name I/O/P Function U-QFN3030-16 (Type A)/ (Type B) W-QFN2020-12 (Type US)
1 1 EN1 I Charge pump mode select 1 2 2 EN2 I Charge pump mode select 2 3 3 DIN I Signal Input 4 — NC — No Connection 5 4 CN1 I Capacitor 1 Negative Terminal 6 5 GND P Ground 7 6 VO2 O Positive Output 8 — NC — No Connection 9 7 VO1 O Negative Output 10 8 CN2 I Capacitor 2 Negative Terminal 11 9 CP1 I Capacitor 1 Positive Terminal 12 — NC — No Connection 13 10 VOUT O Boost Output 14 11 CP2 I Capacitor 2 Positive Terminal 15 12 VIN P Power Supply 16 — NC — No Connection

PAM8904E 2 of 10 March 2019 Document number: DS41667 Rev. 1 - 2
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