stm11 STMicroelectronics, stm11 Datasheet

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stm11

Manufacturer Part Number
stm11
Description
Power Control Switch
Manufacturer
STMicroelectronics
Datasheet

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Features
Applications
February 2009
Operating voltage 2.5 V to 5.5 V
Supply current of 2.0 µA (typ.)
Low on-resistance P-channel MOSFET:
– Continuous drain current 3.7 A
– Typical R
Slew rate controlled switching to prevent
glitches on supply rails
Factory-trimmed voltage threshold 3.1 V
(3.0 V to 3.6 V in 50 mV increments available)
± 3% voltage detection threshold accuracy
across temperature
Temperature range –30 °C to 85 °C
DFN 8-lead 2.5 mm x 3 mm package.
Portable devices
Cell phones/smart phones
PDA
Palmtops
Portable audio/video players
Portable terminals.
DS(ON)
of 0.065 Ω at 4.5 V
Rev 4
2.5 mm x 3 mm
Power control switch
DFN 8-lead
STM11
www.st.com
1/22
1

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stm11 Summary of contents

Page 1

... Temperature range –30 ° °C ■ DFN 8-lead 2 package. Applications ■ Portable devices ■ Cell phones/smart phones ■ PDA ■ Palmtops ■ Portable audio/video players ■ Portable terminals. February 2009 Power control switch DFN 8-lead 2 Rev 4 STM11 1/22 www.st.com 1 ...

Page 2

... Pin descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 2.3.1 2.3.2 2.3.3 2.3.4 2.3.5 2.3.6 2.3.7 3 Typical operating characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4 Maximum rating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . and AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 6 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 7 Part numbering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 8 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 2/22 V (pins OUT PB (pin BYP GND (pin (pin (pin HOLD V (pins Exposed pad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 STM11 ...

Page 3

... STM11 List of tables Table 1. Truth table Table 2. Signal names and description Table 3. Pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Table 4. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Table 5. Thermal data Table 6. Operating and AC measurement conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Table 7. DC and AC characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16 Table 8. DFN 8-lead 2 package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Table 9. Ordering information scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Table 10 ...

Page 4

... OUT Figure (ON) delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 OUT Figure 10 (OFF) delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 OUT Figure 11. Maximum I vs. temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 OUT Figure 12. Power-on / power-off timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17 Figure 13. Test mode power-on / power-off timing (PB Figure 14. DFN 8-lead 2 package mechanical drawing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 4/22 (ON) delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 (OFF) delay . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . BYP STM11 ...

Page 5

... STM11 1 Description The STM11 power control switch contains a low on-resistance P-channel power MOSFET driven by built-in control circuitry. Its low on-resistance allows switching of continuous current up to 3.7 A. The low current consumption of 2 µA and small DFN package make this device a perfect solution for mobile and portable applications. ...

Page 6

... Block diagram PB PS HOLD PB BYP 6/22 ' high and keeps the MOSFET ON even after the momentary HOLD ', is used only during manufacturing and BYP ' low. HOLD output goes low. VOLTAGE REFERENCE VR1 VR2 – + – LOGIC AND SLEW V OUT RATE CONTROL GND STM11 AM003538a ...

Page 7

... STM11 Figure 2. Typical application circuit + + BATTERY PACK 47 µF PUSH- BUTTON SWITCH 1. All capacitors shown are optional components. ( OUT 1, 2 STM11 PB BYP 3 PS HOLD GND 100 nF Operation POWER MANAGEMENT + µF 100 nF CONTROLLER TEST JIG APPLICATION AM003539b ...

Page 8

... PS HOLD PB GND Type Supply Voltage input Output Voltage output Input Push-button bypass Input Power supply hold input Input Push-button input Supply Ground 1 V OUT 2 V OUT PB BYP 3 GND 4 STM11 V OUT AM003540a Description HOLD PB 5 AM003541a pins. OUT ...

Page 9

... STM11 Table 3. Pin description Pin The exposed pad at the bottom side is internally connected to the V (1) Name V Voltage output OUT PB Push-button bypass BYP GND Ground PB Push-button input PS Power supply hold input HOLD V Voltage input IN OUT Operation Description pins. ...

Page 10

... V. 2.3.7 Exposed pad The exposed pad is internally connected the PCB. This pad is not the primary V 10/22 is connected to this pin. When the switch IN (see Table 10 on page 20 TH+ (pins 1, 2). It must be connected to pins OUT output. OUT STM11 for available ...

Page 11

... STM11 3 Typical operating characteristics Measuring conditions: T GND pins). Figure 5. PB BYP Figure 6. PB BYP = 25 ° 3 kΩ (connected between the (ON) delay OUT to V (OFF) delay OUT Typical operating characteristics OUT and 11/22 ...

Page 12

... Typical operating characteristics Figure 7. PS HOLD Figure 8. PS HOLD 12/ (ON) delay OUT to V (OFF) delay OUT STM11 ...

Page 13

... STM11 Figure Figure 10 (ON) delay OUT (OFF) delay OUT Typical operating characteristics 13/22 ...

Page 14

... The device is mounted on a JEDEC test board. 14/22 Table 4: Absolute maximum ratings Parameter OFF ° ° ° (˚C) Parameter STM11 may Value Unit –50 to 125 °C – °C 105 °C 260 °C –0.3 to 7.0 V –0.3 to 7 ...

Page 15

... STM11 5 DC and AC characteristics This section summarizes the operating measurement conditions and the DC and AC characteristics of the device. The parameters in the DC and AC characteristics tables that follow are derived from tests performed under the measurement conditions summarized in Table 6. Designers should check that the operating conditions in their circuit match the operating conditions when relying on the quoted parameters ...

Page 16

... All voltages are related to GND pin potential. Min Typ 2.5 1.9 2.0 0. –1 0. –1 (2) –3% V TH+ V – V TH+ HYS 0.02 V 0.05 V 0.08V TH+ TH+ 0.065 0.080 0.085 0.100 60 110 10 70 20. STM11 Max Unit 5.5 V 3.5 µA 4 µs +1 µ µs +1 µA + TH+ Ω Ω µs µs µs µs ...

Page 17

... STM11 Figure 12. Power-on / power-off timing HOLD V OUT t PD(PB) Note low. BYP Figure 13. Test mode power-on / power-off timing ( BYP PS HOLD V OUT t PD(PB BYP) Note low. DC and AC characteristics t PR(PB) ) BYP t PR(PB BYP) AM003542a AM003543a 17/22 ...

Page 18

... 18/ (pins 1, 2). OUT mm Min Typ Max 0.80 0.90 1.00 0.00 0.02 0.05 0.20 0.25 0.30 0.08 2.50 1.86 2.02 2.12 3.00 0.65 1.39 1.54 1.64 0.30 0.40 0. 0.08 DFN_ME inches Min Typ 0.031 0.035 0.00 0.001 0.008 0.010 0.003 0.098 0.073 0.080 0.118 0.026 0.055 0.061 0.012 0.016 8 STM11 ® Max 0.039 0.002 0.012 0.083 0.065 0.020 ...

Page 19

... C10: 3.10 V (see options in Package DF: DFN-8L (2 mm) MOSFET 4P2: 3.7 A, P-Channel Temperature range 8: –30 ° °C Shipping method F = ECOPACK package, tape and reel Note: Contact local ST sales office for availability of device versions other than STM11C10DF4P28F. STM11 C10 Table 10) Part numbering DF 4P2 8 F 19/22 ...

Page 20

... STM11C05xxxxxxx STM11C10xxxxxxx STM11C15xxxxxxx STM11C20xxxxxxx STM11C25xxxxxxx STM11C30xxxxxxx STM11C35xxxxxxx STM11C40xxxxxxx STM11C45xxxxxxx STM11C50xxxxxxx STM11C55xxxxxxx STM11C60xxxxxxx 1. Where "y" = assembly year ( and "ww" = assembly work week (01 to 52). Note: Contact local ST sales office for availability of device versions other than STM11C10DF4P28F. 20/22 Threshold voltage VTH+ (V) Min (–3%) ...

Page 21

... STM11 8 Revision history Table 11. Document revision history Date Revision 30-Aug-2007 10-Jan-2008 04-Nov-2008 08-Jan-2009 17-Feb-2009 1 Initial release. 2 Added: Applications, Section 2: paragraph 2.3.7, Section 3: Typical operating Modified: Features, package, paragraph 2.1, 2.2, 2.3, Figure 1, Figure 3, Figure Table 3, Table 4, Table 6, Modified: Table 2, Table 3, Chapter 6. 2.1 Reformatted: Figure 1 to Updated Applications, Figure 3 ...

Page 22

... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 22/22 Please Read Carefully: © 2009 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com STM11 ...

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