White Paper
- ISO 26262: Functional Safety Standard for Modern Road Vehicles
Application Note
- Voltage Detector Circuit Collection
BD45342G
BD45342G
Voltage Detector with Fixed Delay Time
ROHM的BD45***G、BD46**G系列是一組採用CMOS製程，並具有高精度與低耗電特性的電壓檢測IC系列。內建計時器延遲電路，因此不需外接具備延時設定功能的電容器。為了讓客戶在應用上具有更多樣化的選擇，本產品系列備有Nch開汲極輸出與CMOS輸出等2種輸出型式，檢測電壓的範圍為2.3V~4.8V，0.1V的電壓增幅，各26款，以及不同的固定延遲時間合計156種。全系列產品均為無鉛且符合RoHS指令。
Product Detail
規格:
Under Voltage Detection Voltage [V] (typ.)
3.4
VDET Precision [%]
±1
Reset Active Voltage Range [V]
0.95 to 10
Output Types
Open drain
Reset Delay Timer
Fixed Delay (200msec)
Reset Active State
Low
Manual Reset
Yes
Watchdog Timer
No
Auto Motive
No
Circuit Current (ON) [µA]
0.80(VDET=4.8V)
Circuit Current (OFF) [µA]
0.85(VDET=4.8V)
Hysteresis Voltage [V]
VDET x 0.05
L Output Current (LowVol) [mA]
1.2
L Output Current (HighVol) [mA]
5
Operating Temperature (Min.)[°C]
-40
Operating Temperature (Max.)[°C]
105
Package Size
2.90 x 2.80 (t=1.25)
功能:
・產品系列包含檢測電壓為0.1V Step，2.3V～4.8V 之各種類型・高精度檢測電壓：±1%
・超低耗電流0.85 & micro; A Typ. (OFF時之電路電流)
Design Resources
Documents
White Paper
- ISO 26262: Functional Safety Standard for Modern Road Vehicles
Application Note
- Voltage Detector Circuit Collection
Technical Articles
Schematic Design & Verification
- Spice Models for Voltage Detector ICs
- Importance of Probe Calibration When Measuring Power: Deskew
- Impedance Characteristics of Bypass Capacitor
Thermal Design
- Thermal Resistance
Tools
Models
- BD45342G PSPICE Model
2D/3D/CAD
- SSOP5 Footprint / Symbol
Packaging & Quality
Package Information
- Package Information
- Anti-Whisker formation
Manufacturing Data
- Factory Information
Environmental Data
- UL94 Flame Classifications of Mold Compound
- Compliance with the ELV directive
- REACH SVHC Non-use Declaration
- RoHS Comission Delegated Directive
Export Information
- The Export Control Order
- Export Administration Regulations(EAR)