数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

ADP1850ACPZ-R7 数据表(PDF) 3 Page - Analog Devices

部件名 ADP1850ACPZ-R7
功能描述  Wide Range Input, Dual/Two-Phase, DC-to-DC Synchronous Buck Controller
PDF  32 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  AD [Analog Devices]
网页  http://www.analog.com
标志 AD - Analog Devices

ADP1850ACPZ-R7 数据表(HTML) 3 Page - Analog Devices

  ADP1850ACPZ-R7 Datasheet HTML 1Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 2Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 3Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 4Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 5Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 6Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 7Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 8Page - Analog Devices ADP1850ACPZ-R7 Datasheet HTML 9Page - Analog Devices Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 32 page
background image
Data Sheet
ADP1850
Rev. C | Page 3 of 32
SPECIFICATIONS
All limits at temperature extremes are guaranteed via correlation using standard statistical quality control (SQC). VIN = 12 V. The
specifications are valid for TJ = −40°C to +125°C, unless otherwise specified. Typical values are at TA = 25°C.
Table 1.
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
POWER SUPPLY
Input Voltage
V
IN
2.75
20
V
Undervoltage Lockout Threshold
IN
UVLO
V
IN rising
2.45
2.6
2.75
V
V
IN falling
2.4
2.5
2.6
Undervoltage Lockout Hysteresis
0.1
V
Quiescent Current
I
IN
EN1 = EN2 = V
IN = 12 V, VFB = VCCO in PWM mode
(no switching)
4.5
5.8
mA
EN1 = EN2 = V
IN = 12 V, VFB = VCCO in PSM mode
2.8
mA
Shutdown Current
I
IN_SD
EN1 = EN2 = GND, V
IN = 5.5 V or 20 V
100
200
µ
A
ERROR AMPLIFIER
FBx Input Bias Current
I
FB
−100
+1
+100
nA
Transconductance
G
m
Sink or source 1 µA
385
550
715
µS
TRK1, TRK2 Input Bias Current
I
TRK
0 V ≤ V
TRK1/VTRK2 ≤ 5 V
−100
+1
+100
nA
CURRENT SENSE AMPLIFIER GAIN
A
CS
Gain resistor connected to DLx,
R
CSG = 47 kΩ ± 5%
2.4
3
3.6
V/V
Gain resistor connected to DLx,
R
CSG = 22 kΩ ± 5%
5.2
6
6.9
V/V
Default setting, R
CSG = open
10.5
12
13.5
V/V
Gain resistor connected to DLx,
R
CSG = 100 kΩ ± 5%
20.5
24
26.5
V/V
OUTPUT CHARACTERICTISTICS
Feedback Accuracy Voltage
V
FB
T
J = −40°C to +85°C, VFB = 0.6 V
−0.85%
+0.6
+0.85%
V
T
J = −40°C to +125°C, VFB = 0.6 V
−1.5%
+0.6
+1.5%
V
Line Regulation of PWM
V
FB/VIN
±0.015
%/V
Load Regulation of PWM
V
FB/VCOMP
V
COMP range = 0.9 V to 2.2 V
±0.3
%
OSCILLATOR
Frequency
f
SW
R
FREQ = 340 kΩ to AGND
170
200
235
kHz
R
FREQ = 78.7 kΩ to AGND
720
800
880
kHz
R
FREQ = 39.2 kΩ to AGND
1275
1500
1725
kHz
FREQ to AGND
235
300
345
kHz
FREQ to VCCO
475
600
690
kHz
SYNC Input Frequency Range
f
SYNC
f
SYNC = 2 × fSW
400
3000
kHz
SYNC Input Pulse Width
t
SYNCMIN
100
ns
SYNC Pin Capacitance to GND
C
SYNC
5
pF
LINEAR REGULATOR
VCCO Output Voltage
I
VCCO = 100 mA
4.7
5.0
5.3
V
VCCO Load Regulation
I
VCCO = 0 mA to 100 mA,
35
mV
VCCO Line Regulation
V
IN = 5.5 V to 20 V, IVCCO = 20 mA
10
mV
VCCO Current Limit1
VCCO drops to 4 V from 5 V
350
mA
VCCO Short-Circuit Current1
VCCO < 0.5 V
370
400
mA
VIN to VCCO Dropout Voltage2
V
DROPOUT
I
VCCO = 100 mA, VIN ≤ 5 V
0.33
V
LOGIC INPUTS
EN1, EN2
EN1/EN2 rising
0.57
0.63
0.68
V
EN1, EN2 Hysteresis
0.03
V
EN1, EN2 Input Leakage Current
I
EN
V
IN = 2.75 V to 20 V
1
200
nA
SYNC Logic Input Low
1.3
V
SYNC Logic Input High
1.9
V
SYNC Input Pull-Down Resistance
R
SYNC
1
MΩ



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com