Datasheet PAM8965 (Diodes) - 5
Fabricante | Diodes |
Descripción | 12W STEREO CLASS-D AUDIO AMPLIFIER WITH SYNCHRONOUS BOOST, SSM AND EXTERNAL AUDIO FEEDBACK |
Páginas / Página | 25 / 5 — PAM8965. Electrical Characteristics. Symbol. Parameter. Test Condition. … |
Formato / tamaño de archivo | PDF / 1.8 Mb |
Idioma del documento | Inglés |
PAM8965. Electrical Characteristics. Symbol. Parameter. Test Condition. Min. Typ. Max. Unit. Boost Converter. www.diodes.com
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PAM8965 Electrical Characteristics
(VBAT = 7.4V, TA = +25°C, RL = 4Ω + 2 33μH, VPLIM = VGAIN = VDD, unless otherwise specified.)
Symbol Parameter Test Condition Min Typ Max Unit
VBAT Input Supply Voltage — 2.8 — 8.5 V VIH High-Level Input Voltage EN, SSM 1.5 — — V VIL Low-Level Input Voltage EN, SSM — — 0.5 V VBAT = 7.4V, RL = 4Ω, PO = 5W, f = 1kHz — 92 — System Efficiency (Boost + Stereo) % VBAT = 3.7V, RL = 6Ω, PO = 3W, f = 1kHz — 86 — VBAT = 7.4V, No Load — 10 — IQ Quiescent Current mA VBAT = 3.7V, No Load — 20 — ISD Shutdown Current VEN = 0, VBAT = 2.8V to 8.5V — 0.7 5.0 μA VBAT Rising — 2.7 2.8 UVLO VBAT UVLO Threshold VBAT Falling 2.30 2.45 2.55 V Hysteresis — 0.250 — VBAT Rising 8.6 8.95 9.2 OVLO VBAT OVLO Threshold VBAT Falling 8.5 8.6 — V Hysteresis — 0.350 — TSD Thermal Shutdown Threshold — — +150 — TSD_HYS Thermal Shutdown Hysteresis — — +40 — °C TFOLD Thermal Foldback Trip Point — — +125 —
Boost Converter
(VBAT = 7.4V, TA = +25°C, RL = 4Ω + 2 33μH, VPLIM = VGAIN = VDD, unless otherwise specified.)
Symbol Parameter Test Condition Min Typ Max Unit
VPVDD Boost Output Voltage — — 9.2 — V Boost Switching Frequency — — 768 — kHz fSW Boost Switching Frequency in PFM No Load 50 75 — kHz Rectifier Switch — 50 — mΩ RON On-State Resistance (Boost) IL = 20mA Low-Side Switch — 50 — mΩ ILIM Boost Converter Current Limit — — 8 — A PAM8965 5 of 25 May 2021 Document number: DS42707 Rev. 2 - 2
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