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BD3021HFP-M 데이터시트 PDF




ROHM Semiconductor에서 제조한 전자 부품 BD3021HFP-M은 전자 산업 및 응용 분야에서
광범위하게 사용되는 반도체 소자입니다.


 

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부품번호 BD3021HFP-M 기능
기능 500mA Output LDO Regulators
제조업체 ROHM Semiconductor
로고 ROHM Semiconductor 로고


BD3021HFP-M 데이터시트 를 다운로드하여 반도체의 전기적 특성과 매개변수에 대해 알아보세요.




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BD3021HFP-M 데이터시트, 핀배열, 회로
Datasheet
LDO Regulators with Watch-Dog Timer
500mA Output LDO Regulators
with Voltage Detector and Watchdog Timer
BD3020HFP-M BD3021HFP-M
General Description
BD3020HFP-M BD3021HFP-M is a regulator IC with
integrated WDT (Watch Dog Timer), high output voltage
accuracy ±2.0 % and 80 µA (Typ) low circuit current
consumption. These are supports usage of low ESR ceramic
capacitor for output stability. The reset detection voltage can
be adjusted by connecting resistors on the Vs terminal
(BD3020HFP-M). They can be a stable power supply for any
applications while detecting malfunction of microcontrollers.
Features
Integrated WDT Reset Circuit
[BD3020HFP-M]: Adjustable Detection Voltage
through Vs pin
[BD3021HFP-M]: WDT Can be Switched ON / OFF
by Using INH Pin
Low saturation voltage by using PMOS output transistor
VCC Max Voltage: 50 V
Integrated Over Current Protection and
Thermal Shut Down
HRP7 package
Key specification
Low Circuit Current:
Output Voltage:
Output Current:
High Output Voltage Accuracy:
Low ESR ceramic capacitor
can be used as output capacitor
80 μA (Typ)
5.0 V (Typ)
500 mA
±2 %
Package
W (Typ) × D (Typ) × H (Max)
HRP7 9.395 mm × 10.540 mm × 2.005 mm
Figure 1. Package Outlook
Applications
Automotive (body, audio system, navigation system, etc.)
Typical Application Circuits
BD3020HFP-M
BD3021HFP-M
Figure 2. Typical Application Circuits
Product structureSilicon monolithic integrated circuit
w. ww.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ2211114001
This product is not designed protection against radioactive rays
1/24
TSZ02201-0G1G0AN00010-1-2
20.Apr.2015 Rev.002




BD3021HFP-M pdf, 반도체, 판매, 대치품
BD3020HFP-M BD3021HFP-M
Datasheet
Electrical Characteristics (Unless otherwise specified, -40°C Ta +125 °C, VCC = 13.5 V, VCLK = GND)
Parameter
Limit
Symbol
Unit
Min Typ Max
Conditions
Overall Device
Bias Current 1
Icc1 80 130 μA Io = 0 mA
Bias Current 2
Icc2 150 300 μA Io = 50 mA (Ta = 25 °C)
Regulator
Output Voltage
VOUT
4.90 5.00 5.10
V Io = 200 mA
Line Regulation
Line.Reg 5 35 mV 5.6 V VCC 36 V
Load Regulation
Load.Reg 30 70 mV 5 mA Io 200 mA
Dropout Voltage
Vd
0.3 0.6
V VCC = 4.75 V, Io = 200 mA
Ripple Rejection
R.R.
45 55 dB f = 120Hz, ein = 1 Vrms, Io = 100 mA
Reset
Detection Voltage (BD3020HFP-M
Vdet
4.02 4.10 4.18
V
Detection Voltage (BD3021HFP-M)
Vdet
4.40 4.50 4.60
V
Hysteresis Width
Output Delay Time LowHigh
(Power On Reset Time)
Output Delay Time HighLow
RESET Discharge Current
CT Discharge Current
Low Output Voltage
VHS
tdLH
tdHL
IRESET
Ict
VRST
50 100 150 mV
1.1
1.9
2.7
ms
VCC = Vdet ±0.5 V (VCC = VOUT)
INH = open(1), CCT = 0.01 μF
100 300
μs
VCC = Vdet ±0.5 V (VCC = VOUT)
INH = open(1), CCT = 0.01 μF
0.2
mA
VCC = 1.5 V, VRESET = 0.5 V
(VCC = VOUT)
0.1
mA
VCC = 1.5 V, VCT = 0.5 V
(VCC = VOUT)
0.1 0.2
V VOUT = 4.0 V
Min Operating Voltage
(1) BD3021HFP-M only
VOPL
1.5
V
.www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
4/24
TSZ02201-0G1G0AN00010-1-2
20.Apr.2015 Rev.002

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BD3021HFP-M 전자부품, 판매, 대치품
BD3020HFP-M BD3021HFP-M
Reference data
Unless otherwise specified, Ta = 25 °C, VCC = 13.5 V, VCLK = GND
Datasheet
1.0
-40°C
0.8 25°C
125°C
0.6
0.4
0.2
0.0
0
100 200 300 400
OUTPUT CURRENT : Io[mA]
Figure 9. Dropout Voltage
500
5.50
5.25
5.00
4.75
4.50
-40
0 40 80 120
AMBIENT TEMPERATURE : Ta[]
Figure 11. Output Voltage
Temperature Characteristics
80
70
60
50
40
30
20
10
0
10
-40°C
25°C
125°C
100 1000 10000 100000 1000000
FREQUENCY : f[Hz]
Figure 10. Ripple Rejection
6
5
4
3
2
1
0
100
120 140 160 180
AMBIENT TEMPERATURE : Ta[]
Figure 12. Thermal Shutdown
Circuit Characteristics
200
.www.rohm.com
© 2013 ROHM Co., Ltd. All rights reserved.
TSZ2211115001
7/24
TSZ02201-0G1G0AN00010-1-2
20.Apr.2015 Rev.002

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BD3021HFP-M

500mA Output LDO Regulators

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