D2-45157-QR-T Intersil, D2-45157-QR-T Datasheet - Page 15

• Manufacturer Part Number: D2-45157-QR-T
• Description: IC DGTL AMP PWM CTRLR 68QFN
• Manufacturer: Intersil
• Series: D2Audio™r
• Type: Class Dr

Specifications of D2-45157-QR-T

• Output Type: 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 30W x 2 @ 8 Ohm
• Voltage - Supply: 9 V ~ 26 V
• Mounting Type: Surface Mount
• Package / Case: 68-VFQFN Exposed Pad
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -

Half-Bridge Typical Performance Curves
FIGURE 10. FREQUENCY RESPONSE, HALF-BRIDGE
10.00
5.00
2.00
1.00
0.50
0.20
0.10
0.05
0.02
-10
-12
12
10
-0
-2
-4
-6
-8
8
6
4
2
0.06
20
FIGURE 8. THD vs POWER, HALF-BRIDGE
HVDD = 24.0V,
8Ω LOAD, 1W
HVDD = 24.0V,
8Ω LOAD, 1kHz
0.1
50
AC RESPONSE DUE TO LOUDSPEAKER
DC BLOCKING CAPACITOR
100 200
DC RESPONSE WITHOUT
DC BLOCKING CAPACITOR
0.2
FREQUENCY (Hz)
0.5
15
POWER (W)
500
1
1k
2
2k
D2-45057, D2-45157
5
5k
10
10k
20k
20
-100
-105
-110
-115
-120
-125
1.000
0.500
0.200
0.100
0.050
0.020
0.010
0.005
0.002
0.001
-30
-35
-40
-45
-50
-55
-60
-65
-70
-75
-80
-85
-90
-95
FIGURE 9. THD vs FREQUENCY, HALF-BRIDGE
-60
20
FIGURE 11. NOISE FLOOR, HALF-BRIDGE
NOISE FLOOR @ 1kHz, +24V RAIL,
SPDIF INPUT, 8Ω LOAD, UNITY DSP GAIN
HVDD = 24.0V, 8Ω LOAD,
2.4W POWER OUT
-55 -50 -45 -40 -35 -30 -25 -20 -15 -10 -5
< -110dB, UN-WEIGHTED
50
100
200
FREQUENCY (Hz)
500
dBFS
1k
2k
5k
July 29, 2010
10k
FN6785.0
+0
20k