UNISONIC TECHNOLOGIES CO., LTD
3308 LINEAR INTEGRATED CIRCUIT
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Copyright © 2009 Unisonic Technologies Co., Ltd QW-R105-012,F
DUAL HIGH CURRENT
OPERATIONAL AMPLIFIER
DESCRIPTION
The UTC 3308 integrated circuit is a high gain, high output
current, high output voltage swing dual operational amplifier
capable of driving 150mA, specially for CD ROM, DVD devices.
FEATURES
*Single Supply
*Operating Voltage (+3V~+15V) (±1.5V~±7.5V)
*High Output Current (150mA)
*High Frequency Noise Rejection
*Internal Enhanced Frequency Compensation
ORDERING INFORMATION
Ordering Number
Normal Lead Free Plating Halogen Free Package Packing
3308-D08-T 3308L-D08-T 3308G-D08-T DIP-8 Tube
3308-P08-R 3308L-P08-R 3308G-P08-R TSSOP-8 Tape Reel
3308-S08-R 3308L-S08-R 3308G-S08-R SOP-8 Tape Reel
3308 LINEAR INTEGRATED CIRCUIT
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PIN CONFIGURATIONS
1
2
3
4
7
6
5
8
IN2-
IN1+
OUT1
IN2+
B
A
IN1-
V+
GND
OUT2
3308 LINEAR INTEGRATED CIRCUIT
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ABSOLUTE MAXIMUM RATINGS (Ta=25°C)
PARAMETER SYMBOL RATINGS UNIT
Supply Voltage V+ 15V / ±7.5V V
Differential Input Voltage VI(DIFF) 15 V
Input Voltage VIN -0.3 ~ +15 V
Power Dissipation PD 300 mW
Junction Temperature TJ +125 °C
Operating Temperature TOPR -20~+85 °C
Storage Temperature TSTG -40~+150 °C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS (Ta=25°C, V+=5V)
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
Input Offset Voltage VI(OFF) R
S=0Ω 2 5 mV
Input Offset Current II(OFF) 5 100 nA
Input Bias Current II(BIAS) 100 500 nA
Large Signal Voltage Gain GV R
L=2KΩ 88 100 dB
Input Common Voltage Range VI(COM) V
+-2 V
Maximum Output Voltage Swing 1 VOM1 R
L≥2kΩ 3.5 V
Maximum Output Voltage Swing 2 VOM2 I
O=70mA 3.2 V
Common Mode Rejection Ratio CMR 80 90 dB
Supply Voltage Rejection Ratio SVR 80 90 dB
Operating Current ICC R
L= ∞ 3 4 5 mA
Slew Rate SR 1.0 V/μs
Unity Gain Bandwidth GB 1.3 MHz
Operating Voltage Range V+ 15 V
3308 LINEAR INTEGRATED CIRCUIT
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TYPICAL CHARACTERISTICS
3308 LINEAR INTEGRATED CIRCUIT
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TYPICAL CHARACTERISTICS(Cont.)
814
Maximum Output Voltage, ±VOM (V)
15
412
0
6
Maximum Output Voltage vs. Operating
Voltage
Operating Voltage, V+ (V)
10
5
1K 100K
Maximum Output Voltage, +VO(MAX) (V)
1 10K
0
10
Maximum Output Voltage vs.
Load Resistance
4
Load Resistance, RL(Ω)
5
1
15103
(RL= 2kΩ, Ta = 25°C)
+VO(MAX): VIN-/VIN+ = 0V/1V
-VO(MAX): VIN-/VIN+ = 1V/0V
+
-
V+
±VOM
VIN-
2k
VIN+
(V+ = 5V, Ta = 25°C)
100
3
2
10K
Maximum Output Voltage, VOPP (V)
15
1K 100K
0
Maximum Output Voltage vs. Frequency
Frequency, f (Hz)
10
5
100K
Voltage Gain, GV(dB)
1M
0
1K
Voltage Gain, Phase vs. Frequency
30
Frequency, f (Hz)
40
10
1M 10K
20
(V+,V- = ±7.5V, RL= 2kΩ, Ta = 25°C)
50
(V+/ V- = ±4.3V, RL= 2kΩAV
= 40dB, Ta = 25°C)
-100
-120
-60
0
AV
Phase
Phase, (deg)
25 75
Operating Current, ICC (mA)
25
-25 50
0
0
Operating Current vs. Temperature
Ambient Temperature, Ta (°C)
15
10
5
20
(V+/ V- = ±4.3V)
25 75
Maximum Output Voltage, ±VOM (V)
5
-25 50
0
0
Maximum Output Voltage vs. Temperature
Ambient Temperature, Ta (°C)
4.2
3.8
3.6
4.6
-VOM
+VOM
4.0
4.4
4.8
~
~
(V+ = 5V, RL= 2kΩ)
3308 LINEAR INTEGRATED CIRCUIT
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UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
