Semiconductor
SL431xSF
Programmable Voltage Reference
Features
• • • • • • • Programmable output voltage to 36 volts S...
Semiconductor
SL431xSF
Programmable
Voltage Reference
Features
Programmable output
voltage to 36 volts Sink current capability of 1.0mA to 100mA Low dynamic impedance 0.15Ω typical Temperature compensated for operation over full rated operating temperature Equivalent full-range temperature coefficient of 50ppm/°C (Typical) Low output Noise
voltage Voltage reference tolerance : ±0.5% (Ta=25℃)
Ordering Information
Type NO. SL431xSF Marking 43□ □: Grade => B : ±0.5%, A : ±1.0% Package Code SOT-23F
Outline Dimensions
Symbol
2.4±0.1 1.6±0.1
unit : mm
1
2.9±0.1 1.90 BSC
3
0.4±0.05
2
0.15±0.05
Functional block diagram
0.9±0.1
0~0.1
PIN Connections 1. Cathode 2. Reference 3. Anode
KSI-2057-000
1
SL431xSF
Absolute maximum ratings
(Operating ambient temperature range applies unless other specified)
Parameter
Cathode to Anode
voltage Cathode current range Reference input current range Power dissipation Operating temperature range Storage temperature range
Symbol
VKA IKA Iref PD* Topr Tstg
Ratings
37 -100 ~+150 -0.05~+10 300 -40~+85 -65~+150
Unit
V mA mA mW °C °C
* With PCB(8×8mm copper area) at glass epoxy board(t=1.7mm, area : 20×20mm)
Recommended operating conditions
Parameter
Cathode to Anode
voltage Cathode current range
Symbol
VKA IKA
Ratings Min.
Vref 1.0
Max.
36 100
Unit
V mA
Electrical Characteristics
(Ambient temperature at 25°C, unless otherwise noted.)
Parameter
Reference input
voltage (Fig. 1, Note 1) Deviation of reference input volt...