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参数资料
| 型号： | NCV8855BMNR2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 9/24页 |
| 文件大小： | 0K |
| 描述： | IC REG QD BUCK/LINEAR 40QFN |
| 标准包装： | 1 |
| 拓扑： | 降压（降压）（2），线性（LDO）（2） |
| 功能： | 汽车无线电设备和仪表板电源 |
| 输出数： | 4 |
| 频率 - 开关： | 170kHz |
| 电压/电流 - 输出 1： | 控制器 |
| 电压/电流 - 输出 2： | 可调式，2.5A |
| 电压/电流 - 输出 3： | 控制器 |
| 带 LED 驱动器： | 无 |
| 带监控器： | 无 |
| 带序列发生器： | 是 |
| 电源电压： | 9 V ~ 18 V |
| 工作温度： | -40°C ~ 105°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 40-VFQFN 裸露焊盘 |
| 供应商设备封装： | 40-QFN（6x6） |
| 包装： | 标准包装 |
| 其它名称： | NCV8855BMNR2GOSDKR |
NCV8855
ELECTRICAL CHARACTERISTICS (V IN_SW = V IN = V ISNS1+ = V ISNS1 ? = V ISNS2+ = V ISNS2 ? = 13.2 V, SYS_EN = LDO_EN =
HS_EN = 5 V, VOUT3 = 3.3 V, VOUT4 = 8.5 V, IOUT[1:4] = 0 A) Min/Max values are valid for the temperature range ? 40 ° C v T J v
150 ° C unless noted otherwise. Min/Max values are guaranteed by test, design or statistical correlation.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
SWITCH ? MODE POWER SUPPLY REGULATOR (SMPS2, VOUT2) SPECIFICATIONS
Internal Soft ? start
Soft ? start time
t SS2
SYNC floating
3
5
7
ms
Error Amplifier
Dc gain
Gain ? bandwidth product
(Note 1)
(Note 1)
70
8
85
10
dB
MHz
SW_FB2 input bias current
Input offset voltage
SW_FB2 = 0.8 V
100
500
800
nA
m V
Slew rate
COMP2 source current
COMP2 sink current
C COMP2 = 50 pF, ± 1 mA dc load Slew rate
within ramp voltage levels (Note 1)
V COMP2 = 2.2 V
V COMP2 = 3.2 V
V COMP2 = 2.2 V
V COMP2 = 1.1 V
6
1.5
1.6
1.1
0.7
8
8
8
8
8
V/ m s
mA
mA
mA
mA
Minimum COMP2 voltage
Maximum COMP2 voltage
I COMP2 = 500 m A
I COMP2 = 2 mA
3.3
1.05
V
V
Ramp maximum voltage
Ramp minimum voltage
2.8
1.1
3.0
1.2
3.2
1.3
V
V
Ramp voltage amplitude
V RAMP2
1.6
1.8
2.0
V
Duty Cycle Limitations
Minimum off time
Minimum pulse width
t MINOFF2
t MINON2
SN2 falling to SN2 rising
SN2 rising to SN2 falling,
80
120
140
250
200
300
ns
ns
Switching MOSFET
N ? channel MOSFET R DS(on)
Turn ? on time
Turn ? off time
T J = 25 ° C, Guaranteed at Probe
SN2 → 0 V to 13.2 V, IOUT = 1 A
(inductive load), T J = 25 ° C
SN2 → 13.2 V to 0 V, IOUT = 1 A
(inductive load), T J = 25 ° C
300
30
30
360
m W
ns
ns
LOW DROPOUT LINEAR REGULATOR CONTROLLER (LDO1, VOUT3) SPECIFICATIONS
Output Voltage Regulation
Output voltage accuracy
V LR_FB1 tied to VOUT3 directly,
NTD20P06L pass device
? 2
2
%
Output voltage line regulation
Output voltage load regulation
IOUT3 = 10 mA, 4.5 V v V ISNS1+ v 5.5 V,
NTD20P06L pass device
1 mA v IOUT3 v 500 mA, V ISNS1+ = 5 V,
NTD20P06L pass device
? 0.25
? 0.5
0.01
0.2
0.25
0.5
%
%
Output load capacitance range
Output load capacitance ESR range
Power supply ripple rejection
C OUT3
PSRR1
(Note 1)
(Note 1)
NTD20P06L pass device (Note 1)
10
0.01
60
100
5
m F
W
dB
Current Limit
Current limit threshold voltage
V SNS1
V ISNS1+ – V ISNS1 ?
90
110
130
mV
1. Guaranteed by design, not fully tested in production.
2. Indirectly guaranteed by test coverage of other parameters.
http://onsemi.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| NCV8855BMNR2GEVB | 功能描述:电源管理IC开发工具 SMPS ASIC RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V |
| NCV8870 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Automotive Grade Non-Synchronous Boost Controller |
| NCV887000 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Automotive Grade Non-Synchronous Boost Controller |
| NCV887000D1R2G | 功能描述:低压差稳压器 - LDO Auto Grade Non-Sync Boost Controller RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压（最大值）:307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20 |
| NCV887001 | 制造商:ONSEMI 制造商全称:ON Semiconductor 功能描述:Automotive Grade Non-Synchronous Boost Controller |
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