AT1202 [AIMTRON]
High Voltage Linear Regulator; 高电压线性稳压器
| 型号： | AT1202 |
| 厂家： | 
AIMTRON TECHNOLOGY |
| 描述： | High Voltage Linear Regulator |
| 文件： | 总7页 (文件大小：423K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Features
General Description
The AT1202 is high voltage, micropower linear
regulator. Key feature include wide input voltage,
low-noise, low-dropout and low-quiescent-current.
The output voltage precision is within ±2﹪and
output currents of up to 30mA.
• ±2% Output Accuracy
• 12µA Quiescent Current
• Shutdown Current <1µA
• High Output Voltage: Up to 28V
• 30mA Output Current
• Tiny SOT-25 Package
Applications
• Microcontroller Power
• Notebook Computers
• Battery Operating system
Block Diagram
Aimtron reserves the right without notice to change this circuitry and specifications.
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
1
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Pin Assignment
Ordering Information
Part number
Package
Marking
AT1202X
SOT-25
Date Code
AT1202X_GRE
SOT-25, Green
,Date Code with one bottom line
: Date Code
*For more marking information, contact our sales representative directly
Pin Description
Pin No.
Symbol
VIN
I/O
P
Description
1
2
3
4
5
Power Supply
GND
OUT
FB
P
Ground
O
I
I
Regulator Output
Feedback Input
Shutdown input, active low.
/SHDN
Absolute Maximum Ratings
Item
Storage temperature
Operating temperature
VIN
Symbol
TSTG
Ratings
-55〜＋150
-30〜＋85
-0.3〜+30
Units
℃
TOPR
℃
V
/SHDN,FB
V
-0.3〜＋(VIN+0.3)
-0.3V〜+30
570
OUT
Power consumption
V
Pd*1
mW
*1. Continuous Power Dissipation derate 7.1mW/℃ above +70℃
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
2
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Electrical Characteristics
(V =15V, /SHDN = V , I
=5µA, Ta=T
to T
,unless otherwise note. Typical Ta =250C)
IN
IN LOAD
MIN
MAX
Values
Unit
Parameter
Symbol
Condition
Min.
Typ.
Max.
Input Voltage
VIN
IIN
4
-
-
12
-
28
15
20
3
V
/SHDN=VIN, Ta =250C
μA
μA
μA
Supply Current
/SHDN=VIN,VIN=6~28V,
-
Ta=T
to T
MAX
MIN
/SHDN=GND, Ta =250C
-
-
Shutdown Supply Current
IIN1
/SHDN=GND, Ta=T
to
MIN
μA
-
-
5
T
MAX
FB=OUT, Ta =250C
1.215
1.18
1.240
1.265
V
VIN=6V to 28V,ILOAD=1mA
FB=OUT, VIN=6V to 28V,
Feedback Reference
VFB
Ta=T
to T
MAX
-
1.28
V
MIN
ILOAD=5μA to 30mA
Feedback Input Current
Dropout Voltage
IFB VFB =1.3V
-10
12
-
30
nA
mV
ILOAD=30mA
-
350
∆VDO
Output Current Limit
VIN=6
-
100
80
-
-
-
mA
OUT Reverse Leakage
Current
Capacitive Load
Requirement
VIN=unconnected, OUT set
to 5V
μA
-
0.33
-
μF/mA
-
RL =500Ω,OUT set to 5V
Start-Up Time Response
-
2
ms
COUT =10μF
RL =500Ω,COUT =10μF
OUT set to 5V with 90%
output
Start-Up overshoot
/SHDN Input Current
/SHDN Input Level
-
0.5
-
-
%OUT
μA
I/SHDN /SHDN=0 or 15V
-1
1
VIH
VIL
1.4
-
-
-
-
V
V
0.25
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
3
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Typical Application Circuit
Fig1. AT1202 Typical Application Circuit
Fig2. Negatve Power supply
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
4
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Typical Characteristics (C =10µF)
OUT
Fig1a. VOUT=5V Start-Up Response
(CH1:/SHDN CH2:V /30mA VIN=10V)
Fig1b. VOUT=5V Transient
(CH1:V
OUT
CH2:I )
OUT
OUT
Fig 2a. VOUT=15V Start-Up Response
(CH1:/SHDN CH2:VOUT/30mA VIN=20V)
Fig2b. VOUT=15V Transient
(CH1:V CH2:I
)
OUT OUT
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
5
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Small Outline SOT-25
INCHES
MILLIMETERS
NOTES
SYMBOL
MIN
MAX
MIN
MAX
A
A1
A2
b
0.035
0.000
0.035
0.010
0.003
0.110
0.102
0.059
0.014
0.057
0.006
0.051
0.020
0.008
0.122
0.118
0.069
0.022
0.90
0.00
0.90
0.25
0.08
2.80
2.60
1.50
0.35
1.45
0.15
1.30
0.50
0.20
3.10
3.00
1.75
0.55
-
-
-
-
-
-
-
-
C
D
E
E1
L
e
0.037ref
0.075ref
0.95ref
1.90ref
e1
r
00
100
00
100
-
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
6
AT1202
Preliminary Product Information
High Voltage Linear Regulator
Reflow Profiles
Profile Feature
Sn-Pb Eutectic Assembly
Pb-Free Assembly
Large Body
Pkg. thickness
≥2.5mm or Pkg.
volume ≥350mm3
Small Body
Pkg. thickness
<2.5mm or Pkg.
volume <350mm3
Large Body
Small Body
Pkg. thickness
≥2.5mm or Pkg.
Pkg. thickness
≥2.5mm or Pkg.
volume ≥350mm3 volume ≥350mm3
3°C/second max.
Average ramp-up rate
3°C/second max.
(T to T )
L
P
Preheat
-Temperature Min(Tsmin)
-Temperature Max (Tsmax)
-Time (min to max)(ts)
100°C
150°C
150°C
200°C
60-120 seconds
60-180 seconds
3°C/second max.
Tsmax to T
L
-Ramp-up Rate
Time maintained above:
-Temperature (T )
L
183°C
217°C
60-150 seconds
60-150 seconds
-Time (t )
L
Peak Temperature(T )
P
225+0/-5°C
10-30 seconds
240+0/-5°C
10-30 seconds
245+0/-5°C
10-30 seconds
250+0/-5°C
20-40 seconds
Time within 5°C of actual Peak
Temperature (t )
P
Ramp-down Rate
6°C/second max.
6 minutes max.
3°C/second max.
8 minutes max.
Time
25°C
to
Peak
Temperature
*All temperatures refer to topside of the package, measured on the package body surface.
7F, No.9,PARK AVENUE. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
2/8/2006 REV:1.1
Fax: 886-3-563-0879
WWW: http://www.aimtron.com.tw
Email: service@aimtron.com.tw
7
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