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PDF BU7233YF-C Data sheet ( Hoja de datos )
| Número de pieza | BU7233YF-C | |
| Descripción | Input Full Swing Open Drain Output Low Supply Current CMOS Comparators | |
| Fabricantes | ROHM Semiconductor | |
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Datasheet
Input Full Swing Open Drain Output
Low Supply Current CMOS Comparators
for Automotive
BU7233YF-C
General Description
BU7233YF-C is input full swing, open drain, dual
comparators. It has a wide operating temperature
range. It features low operating supply voltage from
1.8V to 5.5V, low supply current and extremely low
input bias current.
Features
AEC-Q100 Qualified (Note 1)
Low Operating Supply Voltage
Low Supply Current
Input Full Swing
Open Drain Output Type
Wide Operating Temperature Range
Low Input Bias Current
(Note 1: Grade 1)
Key Specifications
Operating Supply Voltage:
Single Supply
Split Supply
Supply Current:
Temperature Range:
Input Offset Current:
Input Bias Current:
1.8V to 5.5V
±0.9V to ±2.75V
10uA (Typ)
-40°C to +125°C
1pA (Typ)
1pA (Typ)
Special Characteristics
Input Offset Voltage
-40°C to +125°C:
15mV(Max)
Package
SOP8
W(Typ) x D(Typ) x H(Max)
5.00mm x 6.20mm x 1.71mm
Applications
Voltage Detection Equipment
Limit Comparator
Automotive Electronics Equipment
SOP8
Pin Configuration
(TOP VIEW)
OUT1 1
8 VDD
IN1- 2
IN1+ 3
VSS 4
CH1
- ++
CH2
+-
7 OUT2
6 IN2-
5 IN2+
○Product structure：Silicon monolithic integrated circuit ○This product has no designed protection against radioactive rays.
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
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BU7233YF-C
Typical Performance Curves
Datasheet
0.8
0.6
0.4
0.2
0.0
0
25 50 75 100 125
Ambient Temperature [°C]
150
Figure 2. Power Dissipation vs Ambient Temperature
(Derating Curve)
40
30
125°C
20
25°C
10
-40°C
0
123456
Supply Voltage [V]
Figure 3. Supply Current vs Supply Voltage
40
30
5.5V
20
3.0V
10
0
-50
1.8V
-25 0 25 50 75 100 125
Ambient Temperature [°C]
Figure 4. Supply Current vs Ambient Temperature
6
5
125°C
4
25°C
3 -40°C
2
1
0
123456
Supply Voltage [V]
Figure 5. Maximum Output Voltage (High) vs
Supply Voltage
(RL=10kΩ, VRL=VDD)
(*)The above characteristics are measurements of typical sample, they are not guaranteed.
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
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BU7233YF-C
Datasheet
Application Information
NULL Method Conditions for Test Circuit 1
Parameter
VF
SW1 SW2 SW3 VDD VSS
VDD, VSS, EK, VICM, VRL Unit:V
EK VICM VRL Calculation
Input Offset Voltage
VF1 ON ON ON 3
0 -0.1 0.25 3
Large Signal Voltage Gain
VF2 ON ON ON
VF3
3
-0.3
0 0.25 3
-2.7
Common-mode Rejection Ratio
(Input Common-mode Voltage Range)
VF4 ON ON ON
VF5
3
0.25
0 -0.1
3
3
Power Supply Rejection Ratio
VF6 ON ON ON 1.8
VF7 5.5
0 -0.1 0
1.8
5.5
1
2
3
4
- Calculation -
1. Input Offset Voltage (VIO)
VIO =
|VF1|
1 + RF/RS
[V]
2. Large Signal Voltage Gain (AV)
3. Common-mode Rejection Ratio (CMRR)
Av = 20Log ∆EK × (1+RF/RS) [dB]
|VF3 - VF2|
CMRR = 20Log
∆VICM × (1+RF/RS)
|VF5 - VF4|
[dB]
4. Power Supply Rejection Ratio (PSRR)
PSRR = 20Log
∆VDD × (1+ RF/RS)
|VF7 - VF6|
[dB]
0.47μF
VICM
SW1
RS=50Ω
RI=1MΩ
0.47μF 0.47μF
RS=50Ω
RI=1MΩ
50kΩ
SW2
VDD
RF=50kΩ
500kΩ
EK
Vout
DUT
SW3
VSS
RL
VRL
500kΩ
1000pF
Figure 25. Test Circuit 1 (One channel only)
0.01μF
15V
NULL
-15V
V VF
www.rohm.com
© 2015 ROHM Co., Ltd. All rights reserved.
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11 Page | ||
| Páginas | Total 21 Páginas | |
| PDF Descargar | [ Datasheet BU7233YF-C.PDF ] | |
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