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Datasheet AT1388 PDF ( 特性, スペック, ピン接続図 )

部品番号 AT1388
部品説明 6-Channel DC-DC Controller
メーカ Aimtron Technology
ロゴ Aimtron Technology ロゴ 
プレビュー
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AT1388 Datasheet, AT1388 PDF,ピン配置, 機能
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AT1388/AT1388A
Preliminary Product Information
6-Channel DC-DC Controller for DSC
Features
General Description
• Low start-up power supply voltage :1.4V(CH6) The AT1388/AT1388A is a 6-channel PWM
• Wide supply voltage range from 2.5V to 6.5V DC/DC control IC for low voltage applications
(CH1~6)
with a soft start function and short circuit detection
• High speed operation is possible: Maximum
function. This IC is ideal for up conversion, down
1 MHz
conversion, and up/down conversion (using a step-
• Supports for up, flyback and up/down SEPIC up/step-down SEPIC ,Zeta system with free input
conversion
and output settings). 6 channels can be built in the
(AT1388:CH2,3,4,5,6 AT1388A:CH2,3,4,6) LQFP48 package, each channel be controlled, and
• Supports for down and up/down Zeta conversion soft-start.
(AT1388:CH1 AT1388A:CH1,CH5 )
• Synchronized rectification on CH1,CH2
The AT1388 include one comparator to generate
• Supports for inverting converter CH5
low-battery warning outputs. It also contains two
• Built-in On/Off function
high efficiency topology by using synchronous
• Built-in Soft-Start Function
rectification PWM(It can be disable by floating
Built-in Short-Circuit Protection.
OUT1_2,OUT2_2.)
Applications
• Digital Cameras
• CCD Imaging Devices
• Camcorders
Pin Assignment
Ordering Information
Part Number
AT1388F
AT1388F_PBF
AT1388F_GRE
AT1388AF
AT1388AF_PBF
AT1388AF_GRE
Package
LQFP48
LQFP48, PB-Free
LQFP48,Green
LQFP48
LQFP48, PB-Free
LQFP48,Green
Marking
AT1388F
AT1388F,date code with one bottom line
AT1388F,date code with two bottom line
AT1388AF
AT1388AF,date code with one bottom line
AT1388AF,date code with two bottom line
Aimtron reserves the right without notice to change this circuitry and specifications.
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email: service@aimtron.com.tw
1

1 Page



AT1388 pdf, ピン配列
Block Diagram
AT1388/AT1388A
Preliminary Product Information
6-Channel DC-DC Controller for DSC
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email: service@aimtron.com.tw
3


3Pages


AT1388 電子部品, 半導体
AT1388/AT1388A
Preliminary Product Information
6-Channel DC-DC Controller for DSC
Threshold voltage
VTH FB=IN
VTH temperature stability
Input bias current
Voltage gain
Frequency bandwidth
Output voltage
Output source current
Output sink current
Maximum Duty [CH6]
VT/VT TA = -30to 85
IB
AV
BW
VOH
VOL
ISOURCE
IN=0.7V
DC
AV=0dB
FB=0.5V
ISINK FB=0.5V
Maximum Duty Cycle
PWM Comp. [PWM Comp]
DMAX
Threshold voltage(CH1~6)
VT0 Duty = 0 %
VTmax Duty = 100 %
Input current
IDTC DTC=0.5V
Output block (CH1 to CH5) [Pin 39,41,45,46,47]
Output source current
ISOURCE
Output sink current
ISINK
Output ON resistor
ROH
ROL
Output block (CH1,2 ) [Pin 40,42]
OUT=1/2VCC
OUT=1/2VCC
OUT = -15mA
OUT = 15mA
Output source current
Output sink current
Output ON resistor
ISOURCE
ISINK
ROH
ROL
OUT=1/2VCC
OUT=1/2VCC
OUT = -15mA
OUT = 15mA
Output block (CH6) [Pin 48]
Output source current
Output sink current
Output ON resistor
Control block [CTL]
ISOURCE
ISINK
ROH
ROL
OUT=1/2VCC
OUT=1/2VCC
OUT = -15mA
OUT = 15mA
CTL input voltage
CTL1 to CTL6 input voltage
VIH Active mode
VIL Standby mode
VIH Active mode
VIL Standby mode
0.682 0.70 0.717 V
- 0.5 - %
- 80 320 nA
- 100 - dB
- 10 - MHz
0.9 1.0 1.2 V
- 50 200 mV
- -4.0 -1.0 mA
70 140
- μA
75 85 95 %
0.25 0.3 - V
- 0.80 0.85 V
-1.0 -0.3 - μA
- -130 -80 mA
65 100 - mA
- 10 25 Ω
- 10 25 Ω
- -130 -80 mA
65 100 - mA
- 10 25 Ω
- 10 25 Ω
- -260 -160 mA
130 200 - mA
- 10 25 Ω
- 10 25 Ω
1.3 - VCC V
0 - 0.7 V
1.3 - VCC V
0 - 0.7 V
2F, No.10, Prosperity RD. II, Science-Based Industrial Park, Hsinchu 300,Taiwan, R.O.C.
Tel: 886-3-563-0878
WWW: http://www.aimtron.com.tw
Fax: 886-3-563-0879
Email: service@aimtron.com.tw
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