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SI-8100QL 数据表(PDF) 1 Page - Sanken electric

部件名 SI-8100QL
功能描述  Current Mode Control Step-down Switching Mode Regulator ICs
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制造商  SANKEN [Sanken electric]
网页  http://www.sanken-ele.co.jp/en
标志 SANKEN - Sanken electric

SI-8100QL 数据表(HTML) 1 Page - Sanken electric

  SI-8100QL Datasheet HTML 1Page - Sanken electric SI-8100QL Datasheet HTML 2Page - Sanken electric  
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72
ICs
Unit
V
mV/
°C
%
kHz
mV
mV
A
mA
µA
µA
V
V
µA
V/V
µA/V
V/A
%
nsec.
1-1-2 Switching Mode Regulator ICs
■Features
• DIP8 package
• Introduction of current mode control method
• Output current: 3.5A
• High efficiency: 90% (Vo=5V)
• Built-in reference oscillator (350kHz)
• Built-in drooping-type overcurrent and thermal
protection circuits
• Built-in soft start circuit
• Built-in on/off function (Active Hi)
• Low current consumption during off
■Applications
• DVD recorder, FPD-TV
• Onboard local power supplies
• OA equipment
■Absolute Maximum Ratings
Unit
V
W
°C
°C
°C/W
°C/W
Ratings
30
1.56
–30 to +150
–40 to +150
25
64
Symbol
VIN
PD
Tj
Tstg
θj-c
θj-a
Parameter
Input Voltage
Power Dissipation*1
Junction Temperature*2
Storage Temperature
Thermal Resistance (Junction to Case)
Thermal Resistance (Junction to Ambient Air)
Conditions
When mounted on glass-epoxy board measuring 70
×60 mm (copper laminate area: 1310 mm2)
When mounted on glass-epoxy board measuring 70
×60 mm (copper laminate area: 1310 mm2)
Unit
V
V
A
°C
°C
Ratings
SI-8105QL
Vo+1*1 to 28
0.5 to 24
0 to 3.5
–30 to +125
–30 to +85
Symbol
VIN
Vo
Io
Tjop
Top
Parameter
Input Voltage Range
Output Voltage Range
Output Current Range
Operating Junction Temperature Range
Operating Temperature Range
■Recommended Operating Conditions
■Electrical Characteristics
Parameter
Reference Voltage
Temperature Coefficient of Reference Voltage
Efficiency
Oscillation Frequency
Line Regulation
Load Regulation
Overcurrent Protection Starting Current
Quiescent Circuit Current
SS Pin
Outflow Current at Low Voltage
High Level Voltage
EN Pin
Low Level Voltage
Inflow Current at Low Voltage
Error Amplifier Voltage Gain
Error Amplifier Transformer Conductance
Current Sense Amplifier Impedance
Maximum ON Duty
Minimum ON Time
Symbol
VADJ
Conditions
(
∆VADJ/∆T)
Conditions
η
Conditions
fo
Conditions
∆VoLINE
Conditions
∆VoLOAD
Conditions
Is
Conditions
Iq
Conditions
Iq(OFF)
Conditions
ISSL
Conditions
VC/EH
Conditions
VC/EL
Conditions
IC/EH
Conditions
AEA
GEA
1/GCS
DMAX
DMIN
*1: Limited by thermal protection circuit
*2: Note that the detect temperature for thermal protection is about 140
°C.
Conditions
Ratings
SI-8105QL
min.
typ.
max.
0.485
0.500
0.515
VIN=12V, Io=1A
0.05
VIN=12V, Io=1A, Ta=–40 to +85
°C
90
VIN=12V, Io=1A
315
350
385
VIN=16V, Io=1A
30
60
VIN=8 to 28V, Io=1A
30
60
VIN=12V, Io=0.1 to 3.5A
3.6
6.0
VIN=12V
18
VIN=12V, Io=0A, VEN=open
20
VIN=12V, Io=0A, VEN=0V
5
VIN=12V, VSSL=0V
2.8
VIN=12V
2.2
VIN=12V
5
VEN=0V
1000
800
0.35
92
100
*: Pin 8 is the SS pin. Soft start at power on can be performed with a capacitor connected to this pin.
The SS pin is pulled up to the power supply in the IC, so applying the external voltage is prohibited.
SI-8100QL
SS
8
C5
Soft start
(When Ta=25
°C and Vo=5V)
*1: The minimum value of the input voltage range is 4.75 V or Vo +1 V, whichever is higher.
Current Mode Control Step-down Switching Mode Regulator ICs
SI-8100QL Series


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