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Ordering number : ENA1415
Monolithic Linear IC
LA59700MX
Overview
Adjustable Voltage Type
Regulator
LA59700MX is an adjustable voltage regulator which has chip enable function. The maximum current of 1.0A can be output.
Features
• Adjustable output voltage • Maximum output current: 1.0A • Chip enable function • Build-in over current protection circuit • Available ceramic capacitors
Specifications
Parameter
Maximum Ratings at Ta = 25°C
Symbol VCC max VIN max Pd max Topr Tstg Mounted on a specified board *1 Conditions Ratings 16 16 1.8 -40 to +85 -55 to +150 Unit V V W °C °C Maximum supply voltage Maximum input voltage Allowable power dissipation Operating temperature Storage temperature
*1. Specified board: 50mm × 50mm × 1.6mm, glass epoxy double side board.
Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer' s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer' s products or equipment.
22809 MS 20090203-S00004 No.A1415-1/9
Datasheet pdf - http://www.DataSheet4U.net/
www.DataSheet.co.kr
LA59700MX
Recommended Operating Conditions at Ta = 25°C
Parameter Input Voltage (VCC1) Input Voltage (VCC2) Input Voltage(EN) Output Voltage *2. VDROP: Dropout voltage Symbol VCC1 VCC2 VEN VOUT Conditions Ratings 3.5 to 15 *2 (VOUT+VDROP) to 15 0 to 15 1.5 to (VCC1-1.5) Unit V V V V
Electrical Characteristics at Ta = 25°C, VCC1 = VCC2 = 3.5V, VEN = 1.6V, VOUT = 1.5V
Parameter Current drain Standby current Output voltage Output current Dropout voltage (VCC2-VOUT) ADJ source current Load regulation Line regulation Output voltage temperature coefficient *3 Ripple rejection *3 RR VCC1 = VCC2 = 4.25V, OUT = ADJ, IOUT = 10mA, VRpp = 1V, fRR = 120Hz COUT = Ceramic 10µF Chip enable voltage Disable voltage EN input current Thermal shutdown temperature *3 TSD hysteresis *3 VEN VDIS IEN TTSD THYS VEN = 1.6V Junction Temperature 50 170 30 1.6 0.4 V V µA °C °C 65 dB IADJ RLD RLN ∆V / ∆T Symbol ICC ISTBY VOUT IOUT VDROP IOUT = 500mA IOUT = 1.0A ADJ = 0V, OUT = Open IOUT = 10mA to 500mA VCC1 = VCC2 = 3.5V to 7V, IOUT = 10mA Ta = -40 to +85°C, IOUT = 10mA ±100 VEN = 1.6V VEN = 0V OUT = ADJ, IOUT = 10mA, 1.225 1.0 0.42 0.84 160 0.6 1.2 300 10 10 1.25 Conditions Ratings min typ 3.5 max 7 1 1.275 Unit mA µA V A V V nA mV mV ppm/°C
*3. Design guarantee value, Do not measurement.
Package Dimensions
unit : mm (typ) 3372
2.5
Pd max -- Ta
Specified board: 50×50×1.6mm3 glass epoxy duble side board.
TOP VIEW 5.0 8
SIDE VIEW
BOTTOM VIEW (3.4)
Allowable power dissipation, Pd max -- W
2.0 1.8 1.5
(2.6)
4.4
6.0
1.0
1 (0.65)
2 0.35 1.27 SIDE VIEW 0.15
0.43
0.94
0.5
1.7 MAX
0 -40
-20
0
20
40
60
8085
100
0.05
(1.5)
Ambient temperature, Ta -- °C
SANYO : MFP8(200mil)
No.A1415-2/9
Datasheet pdf - http://www.DataSheet4U.net/
www.DataSheet.co.kr
LA59700MX
Specified Board (50mm × 50mm × 1.6mm, glass epoxy double side board)
Pin Assignment
OUT 1 ADJ 2 NC 3 GND 4 Top view 8 VCC2 7 VCC1 6 EN 5 GND
Block Diagram and Application Circuit Example
VCC2
10µF
8 VREF (1.25V)
1
OUT
200Ω~ 9.8kΩ
VOUT
Ceramic 10µF
R2
VCC1
1µF
7 2 Chip Enable (High_Enable) OCL TSD
ADJ
1kΩ
R1
EN 6
Enable/ Disable
GND 5
4 GND
Formula of Output Voltage Adjustment VOUT = VADJ (≈1.25V) × (R1+R2)/R1 Note: Set the resistance of R1 and R2 so that a large enough current flows through the two resistors, making the effect on the source current from the ADJ pin negligible. Startup Method This IC .