LM2903H STMicroelectronics, LM2903H Datasheet

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LM2903H

Manufacturer Part Number
LM2903H
Description
Low power dual voltage comparator
Manufacturer
STMicroelectronics
Datasheet

Specifications of LM2903H

Low Input Bias Current
25 nA typ.
Low Input Offset Current
±5 nA typ.
Low Output Saturation Voltage
250 mV typ. (IO = 4 mA)

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Features
Description
This device consists of two independent low
power voltage comparators designed specifically
to operate from a single supply over a wide range
of voltages. Operation from split power supplies is
also possible.
These comparators also have a unique
characteristic in that the input common-mode
voltage range includes ground even though
operated from a single power supply voltage.
March 2008
Wide single supply voltage range or dual
supplies +2 V to +36 V or ±1 V to ±18 V
Very low supply current (0.4 mA) independent
of supply voltage (1 mW/comparator at +5 V)
Low input bias current: 25 nA typ.
Low input offset current: ±5 nA typ.
Input common-mode voltage range includes
ground
Low output saturation voltage:
250 mV typ. (I
Differential input voltage range equal to the
supply voltage
TTL, DTL, ECL, MOS, CMOS compatible
outputs
O
= 4 mA)
Low power dual voltage comparators
Rev 3
(Plastic micropackage)
Pin connections
Wafer form
(top view)
SO-8
LM2903H
www.st.com
1/9
9

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LM2903H Summary of contents

Page 1

... These comparators also have a unique characteristic in that the input common-mode voltage range includes ground even though operated from a single power supply voltage. March 2008 Low power dual voltage comparators SO-8 (Plastic micropackage) Wafer form Pin connections (top view) Rev 3 LM2903H 1/9 www.st.com 9 ...

Page 2

... V without damage. 2/9 Parameter (1) (2) (2) (3) (4) (5) + can cause excessive heating and eventual destruction. The maximum CC Parameter =30V +25°C ≤ T ≤ T amb max LM2903H Value Unit ± ±36 V -0 125 °C/W 40 °C/W 150 °C 800 200 V 1500 -65 to +150 ° ...

Page 3

... LM2903H 2 Circuit schematics Figure 1. Schematic diagram (1/2 LM2903) Figure 2. Pad locations year OUT 2 Vcc + y OUT 1 Die id. x 3.5µA 100µA 3.5µA Non-Inverting Input VCC- Inverting Input E- (2) E+ (2) GND E- (1) E+ (1) Circuit schematics VCC+ 100µA Vo VCC- VCC- Name Name Pad placement ...

Page 4

... -1V,V = 1.5V ( 5.1kΩ (5) + =5.1kΩ Ω with V + from and over the full input common-mode range ( LM2903H Min. Typ. Max. Unit 150 25 250 nA 400 25 200 V/ ...

Page 5

... LM2903H Figure 3. Supply current vs. supply voltage 1.0 0.8 T 0.6 0.4 0 150 °C AMB 0 SUPPLY VOLTAGE (V) Figure 5. Output saturation voltage vs. output current ( 150 °C AMB 125 °C AMB 0.1 0.01 0.1 1 OUTPUT SINK CURRENT (mA) Figure 7. Response time for various input overdrives - positive transition ...

Page 6

... These packages have a lead-free second level interconnect. The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK trademark. ECOPACK specifications are available at: www.st.com. 6/9 LM2903H ® ...

Page 7

... LM2903H Figure 8. SO-8 package mechanical drawing Table 4. SO-8 package mechanical data Ref ccc Dimensions Millimeters Min. Typ. Max. 1.75 0.10 0.25 1.25 0.28 0.48 0.17 0.23 4.80 4.90 5.00 5.80 6.00 6.20 3.80 3.90 4.00 1.27 0.25 0.50 0.40 1.27 1° 8° 0.10 Package information Inches Min. Typ. Max. 0.069 0.004 0.010 0.049 0.011 0.019 0.007 0.010 0.189 0.193 0.197 ...

Page 8

... Ordering information 5 Ordering information Table 5. Order codes Order code JLM2903H- E6D1 LM2903HD LM2903HDT (1) LM2903HYD (1) LM2903HYDT 1. Qualified and characterized according to AEC Q100 and Q003 or equivalent, advanced screening according to AEC Q001 & Q 002 or equivalent. 6 Revision history Table 6. Document revision history Date 25-Sep-2003 23-Aug-2005 ...

Page 9

... LM2903H Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...

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