XC61A Series Low Voltage Detectors (0.8V~2.0V) HP010199 ■ Applications ◆ CMOS ◆ Mini Mold Package ◆ Highly Accurate ±2% (±1%) ◆ Low Power Consumption 1.0µA Typ. ● Microprocessor reset circuits ● Memory battery back-up circuits ● Power-on reset circuits ● Power failure detection ● System battery life and charge voltage monitors (VIN=2V ) ■ General Description ■ Features The XC61A is a highly precise detector series manufactured using CMOS and laser trimming technologies. The series is very accurate and offers standard voltage sourced low power consumption.The series consists of hysteresis, output driver, and linear characterised delay circuits, together with a comparator. Detect voltage is extremely accurate with minimal temperature drift. Both CMOS and Nchannel open drain output configurations are available. Integrating the above functions in a single, mini-molded package, the XC61A series offers significant space saving and high-density mounting, suitable for use with portable products. Highly accurate: Detect voltage ±2% (±1% for semi-custom products) Low power consumption: Typ.1.0µA (VIN=2V) Selectable detect voltage: 0.8V ~ 2.0V in 0.1V increments. Operating voltage: From 0.7V ~ 6.0V. Temperature Characteristics: Typ.±100ppm/: Output configuration: N-channel open drain or CMOS Ultra small package: SOT-23 (150mW) mini-mold and SOT-89 (500mW) mini-power mold ■ Pin Configuration ■ Pin Assignment PIN NUMBER VIN 3 1 2 1 VOUT VSS VOUT 2 3 VIN VSS SOT-23 SOT-89 (TOP VIEW) (TOP VIEW) PIN NAME FUNCTION 2 VIN Supply voltage input 2 3 VSS Ground 1 1 VOUT Output SOT-23 SOT-89 3 ■ Absolute Maximum Ratings ■ Block Diagram (1) CMOS output VIN Ta=25: PARAMETER SYMBOL RATINGS UNITS Input Voltage VIN 9 V Output Voltage VOUT VSS-0.3 ~ VIN+0.3 V Output Current IOUT 50 mA VOUT Vref VSS (2) N-channel open drain output Continuous Total Power Dissipation VIN 150 SOT-23 500 SOT-89 VOUT mW Pd Operating Ambient Temperature Topr –30 ~ +80 : Storage Temperature Tstg –40 ~ +125 : Vref VSS q-1 4 ■ Electrical Characteristics Ta=25: PARAMETER Detect Voltage SYMBOL VDF Hysteresis Range VHYS CONDITIONS MIN VDF✕0.98 TYP VDF MAX VDF✕1.02 UNITS V ✕0.02 VDF✕0.05 0.9 1.0 1.3 1.6 2.0 ✕0.08 2.6 3.0 3.4 3.8 4.2 V VIN =1.5V =2.0V =3.0V =4.0V =5.0V Supply Current ISS Operating Voltage VIN Output Current IOUT VDF=0.8~2.0V NCh VDS=0.5V VIN=0.7V VIN=1.0V PCh VDS=3.9V VIN=6.0V (CMOS Output) Temperature Characteristics ∆VDF/(∆Topr VDF) Delay Time(Release Voltage ➔Output Inversion) tDLY (VDR➔VOUT Inversion) 0.7 6.0 0.35 2.2 µA V mA –7.5 ±100 –30:≤Topr ≤80: ppm /: 0.2 ms Note: 1. The products that have 1% Detect Voltage (VDF) accuracy are semi-custom products. 2. An additional resistor connected between the VIN pin and the supply voltage may cause alterations in the characteristics due to the increasing values of VDR. ■ Notes on Use ■ Functional Description Where a resistor (RIN) is connected between VIN and the power supply, use the N-ch open drain configuration. In order to prevent oscillation please ensure that RIN = 1kΩ or less and that C = 0.1µF or more. RIN The following designators q-y refer to the timing diagram below: qWhen the Input Voltage (VIN) is higher than the Detect Voltage (VDF) level, output at the VOUT pin is equal to VIN. (High impedance exists with the N-channel open drain output configuration). wWhen the Input Voltage (VIN) falls below the Detect Voltage (VDF) level, the Output Voltage (VOUT) is equal to the Ground Voltage (VSS) level. eWhen the Input Voltage (VIN) falls below the Minimum Operating Voltage (VMIN) level, output becomes unstable. In this condition, if there is an output pull-up, VIN will be the output. rWhen the Input Voltage (VIN) rises above the ground voltage (Vss) level, output becomes unstable between the Ground Voltage (VSS) level and the Minimum Operating Voltage (VMIN) level. Between the VMIN and VDR levels the Ground Voltage (Vss) level is maintained. tWhen the Input Voltage (VIN) rises above the Detect Release Voltage (VDR) level, output at the VOUT pin is equal to VIN. (High impedance exists with the N-channel open drain output configuration). yThe difference between VDR and VDF represents the hysteresis range. XC61AN Series VOUT VIN C VSS Diagram : Circuit with input resistor connected. ■ Timing Diagram INPUT VOLTAGE (VIN) 6 DETECT RELEASE VOLTAGE (VDR) DETECT VOLTAGE (VDF) MINIMUM OPERATING VOLTAGE (VMIN) GROUND VOLTAGE (VSS) OUTPUT VOLTAGE (VOUT) GROUND VOLTAGE (VSS) 1 2 3 4 5 5 q-2 XC61A Series Low Voltage Detectors (0.8V~2.0V) ■ Ordering Information XC61Axxxxxxx a b cde f DESIGNATOR DESCRIPTION DESIGNATOR Output Configuration C=CMOS Output N=N-Channel Open Drain a Detect Voltage e.g.08=0.8V 11=1.1V b d Detect Accuracy 1=±1%(Semi -custom products) 2=±2% e Package Type M=SOT-23 P=SOT-89 T=TO-92 f Device Orientation R=Embossed Tape (Orientation of Device:Right) L=Embossed Tape (Orientation of Device:Left) H=Paper Tape (TO-92) B=Bag (TO-92) Output Delay Standard products have no delay. 0=No Delay (Standard product) Custom products which have customer specified delay time are available. c DESCRIPTION ■ Marking qConfiguration and Integral Number of Detect Voltage DESIGNATOR CONFIGURATION VOLTAGE(V) DESIGNATOR CONFIGURATION VOLTAGE(V) 1 2 3 4 2 4 1 3 SOT-23 SOT-89 (TOP VIEW) (TOP VIEW) A CMOS 0.w K N-channel 0.w B CMOS 1.w L N-channel 1.w C CMOS 2.w M N-channel 2.w wDecimal Point of Detect Voltage eOutput Delay Time DESIGNATOR DESIGNATOR VOLTAGE(V) DESIGNATOR VOLTAGE(V) 0 q.0 5 0 q.5 DELAY TIME (ms) No Delay Note: Symbol '0' is for standard spec. q-3 1 q.1 6 q.6 2 q.2 7 q.7 3 q.3 8 q.8 4 q.4 9 q.9 rAssembly Lot Number Based on internal standards 6 XC61A Series General Voltage Detectors (2.1V~6.0V) HP010199 ■ Applications ◆ CMOS ◆ Mini Mold Package ◆ Highly Accurate: ±2% (±1%) ◆ Low Power Consumption 1.0µA Typ. ● Microprocessor reset circuits ● Memory battery back-up circuits ● Power-on reset circuits ● Power failure detection ● System battery life and charge voltage monitors (VIN=2V ) ■ General Description ■ Features The XC61A is a highly precise detector series manufactured using CMOS and laser trimming technologies. The series is very accurate and offers standard voltage sourced low power consumption.The series consists of hysteresis, output driver, and linear characterised delay circuits, together with a comparator. Detect voltage is extremely accurate with minimal temperature drift. Both CMOS and Nchannel open drain output configurations are available. Integrating the above functions in a single, mini-molded package, the XC61A series offers significant space saving and high-density mounting, suitable for use with portable products. Highly accurate: Detect voltage ±2% (±1% for semi-custom products) Low power consumption: Typ.1.0µA (VIN=2V) Selectable detect voltage: Range 2.1V ~ 6.0V in 0.1V increments. Operating voltage: From 0.7V ~ 10.0V. Temperature Characteristics: Typ.±100ppm/: Output configuration: N-channel open drain or CMOS Ultra small package: SOT-23 (150mW) mini-mold SOT-89 (500mW) mini-power mold *TO-92 (300mW) packages also available. (order basis) ■ Pin Assignment ■ Pin Configuration PIN NUMBER VIN 3 1 2 1 VOUT VSS VOUT 2 3 VIN VSS SOT-23 SOT-89 (TOP VIEW) (TOP VIEW) PIN NAME FUNCTION 2 VIN Supply voltage input 2 3 VSS Ground 1 1 VOUT Output SOT-23 SOT-89 3 ■ Absolute Maximum Ratings ■ Block Diagram Ta=25: (1) CMOS output VIN VOUT PARAMETER SYMBOL RATINGS UNITS Input Voltage VIN 12 V Output Voltage VOUT VSS–0.3 ~ VIN+0.3 V Output Current IOUT 50 mA Vref VSS (2) N-channel open drain output Continuous Total Power Dissipation VIN VOUT SOT-23 150 mW Pd SOT-89 500 Operating Ambient Temperature Topr –30 ~ +80 : Storage Temperature Tstg –40 ~ +125 : Vref VSS 7 q-4 XC61A Series General Voltage Detectors (2.1V ~ 6.0V) ■ Electrical Characteristics Ta=25: PARAMETER Detect Voltage SYMBOL VDF Hysteresis Range VHYS CONDITIONS TYP VDF MAX VDF✕1.02 UNITS V ✕0.02 ✕0.05 0.9 1.0 1.3 1.6 2.0 ✕0.08 2.6 3.0 3.4 3.8 4.2 V VIN =1.5V =2.0V =3.0V =4.0V =5.0V Supply Current ISS Operating Voltage VIN VDF=2.1~6.0V IOUT NCh VDS=0.5V VIN=1.0V =2.0V =3.0V =4.0V =5.0V N-Ch VDS=2.1V VIN=8.0V (CMOS Output) Output Current MIN VDF✕0.98 Temperature Characteristics ∆VDF/(∆Topr VDF) Delay Time(Release Voltage ➔Output Inversion) (VDR➔VOUT Inversion) 0.7 10.0 2.2 7.7 10.1 11.5 13.0 µA V mA –10.0 ±100 -30:≤Topr ≤80: tDLY ppm/: 0.2 ms Note: 1. The products that have 1% Detect Voltage (VDF) accuracy are semi-custom products. 2. An additional resistor connected between the Vin pin and the supply voltage may cause alterations in the characteristics due to the increasing values of VDR. ■ Notes on Use ■ Functional Description The following designators q-y refer to the timing diagram below: qWhen the Input Voltage (VIN) is higher than the Detect Voltage (VDF) level, output at the VOUT pin is equal to VIN. (High impedance exists with the N-channel open drain output configuration). wWhen the Input Voltage (VIN) falls below the Detect Voltage (VDF) level, the Output Voltage (VOUT) is equal to the Ground Voltage (VSS) level. eWhen the Input Voltage (VIN) falls below the Minimum Operating Voltage (VMIN) level, output becomes unstable. In this condition, if there is an output pull-up, VIN will be the output. rWhen the Input Voltage (VIN) rises above the ground voltage (Vss) level, output becomes unstable between the Ground Voltage (VSS) level and the Minimum Operating Voltage (VMIN) level. Between the VMIN and VDR levels the Ground Voltage (Vss) level is maintained. tWhen the Input Voltage (VIN) rises above the Detect Release Voltage (VDR) level, output at the VOUT pin is equal to VIN. (High impedance exists with the N-channel open drain output configuration). yThe difference between VDR and VDF represents the hysteresis range. Where a resistor (RIN) is connected between VIN and the power supply, use the N-ch open drain configuration. In order to prevent oscillation please ensure that RIN = 1kΩ or less and that C = 0.1µF or more. RIN XC61AN Series VIN VOUT C VSS Diagram : Circuit with input resistor connected. ■ Timing Diagram INPUT VOLTAGE (VIN) 6 DETECT RELEASE VOLTAGE (VDR) DETECT VOLTAGE (VDF) MINIMUM OPERATING VOLTAGE (VMIN) GROUND VOLTAGE (VSS) OUTPUT VOLTAGE (VOUT) GROUND VOLTAGE (VSS) 1 q-5 2 3 4 5 8 ■ Ordering Information XC61Axxxxxxx a b cde f DESIGNATOR DESCRIPTION a Output Configuration C=CMOS Output N=N-Channel Open Drain b Detect Voltage e.g.25=2.5V 38=3.8V c Output Delay Standard products have no delay. 0=No Delay (Standard product) Custom products which have customer specified delay time are available. DESIGNATOR DESCRIPTION d Detect Accuracy 1=±1% (Semi -custom products) 2=±2% e Package Type M=SOT-23 P=SOT-89 T=TO-92 f Device Orientation R=Embossed Tape (Orientation of Device:Right) L=Embossed Tape (Orientation of Device:Left) H=Paper Tape (TO-92) B=Bag (TO-92) ■ Marking qConfiguration and Integral Number of Detect Voltage DESIGNATOR CONFIGURATION VOLTAGE(V) DESIGNATOR CONFIGURATION VOLTAGE(V) 1 2 3 4 2 4 1 3 SOT-23 SOT-89 (TOP VIEW) (TOP VIEW) A CMOS 0.w K N-channel 0.w B CMOS 1.w L N-channel 1.w C CMOS 2.w M N-channel 2.w D CMOS 3.w N N-channel 3.w E CMOS 4.w P N-channel 4.w F CMOS 5.w R N-channel 5.w H CMOS 6.w S N-channel 6.w wDecimal Point of Detect Voltage eOutput delay time DESIGNATOR VOLTAGE(V) DESIGNATOR VOLTAGE(V) 0 q.0 5 q.5 1 q.1 6 q.6 2 q.2 7 q.7 3 q.3 8 q.8 4 q.4 9 q.9 DESIGNATOR DELAY TIME (ms) 0 No Delay Note: Symbol '0' is Standard spec. rAssembly Lot Number Based on internal standards. 9 q-6 XC61A Series General Voltage Detectors (2.1V~6.0V) ■ XC61AC Characteristics (1) SUPPLY CURRENT vs. INPUT VOLTAGE XC61AC2702 (2.7V) XC61AC3602 (3.6V) XC61AC4502 (4.5V) 25: 3 Ta=80: 2 -30: 1 0 4 SUPPLY CURRENT ISS[µA] 3 SUPPLY CURRENT ISS[µA] SUPPLY CURRENT ISS[µA] 4 25: 2 Ta=80: -30: 1 0 0 1 2 3 4 5 6 7 8 9 10 3 Ta=80: 2 1 25: -30: 0 0 1 2 3 4 5 6 7 8 9 10 0 INPUT VOLTAGE VIN (V) INPUT VOLTAGE VIN (V) 1 2 3 4 5 6 7 8 9 10 INPUT VOLTAGE VIN (V) (2) DETECT & RELEASE VOLTAGE vs. TEMPERATURE XC61AC2702 (2.7V) XC61AC3602 (3.6V) XC61AC4502 (4.5V) 2.9 3.8 VDR (V) 2.8 DETECT VOLTAGE:VDF & RELEASE VOLTAGE:VDR 4.9 DETECT VOLTAGE:VDF & RELEASE VOLTAGE:VDR 3.9 DETECT VOLTAGE:VDF & RELEASE VOLTAGE:VDR 3.0 4.8 VDR 3.7 2.7 3.6 VDF(V) 2.6 4.6 VDF 3.5 2.5 -40 1 -20 0 20 40 60 80 VDR 4.7 VDF 4.5 3.4 -40 AMBIENT TEMPERATURE: Ta (:) -20 0 20 40 60 80 4.4 -40 AMBIENT TEMPERATURE: Ta (:) -20 0 20 40 60 80 AMBIENT TEMPERATURE: Ta (:) (3) OUTPUT VOLTAGE vs. INPUT VOLTAGE OUTPUT VOLTAGE:VOUT[V] OUTPUT VOLTAGE:VOUT[V] Ta= 80: 25: -30: 3 2 1 0 Ta= 80: 25: -30: 4 1 2 3 INPUT VOLTAGE: VIN (V) 4 XC61AC4502 (4.5V) 6 3 2 1 0 0 q-7 XC61AC3602 (3.6V) 5 OUTPUT VOLTAGE:VOUT[V] XC61AC2702 (2.7V) 4 Ta= 80: 25: -30: 5 4 3 2 1 0 0 1 2 3 4 INPUT VOLTAGE: VIN (V) 10 5 0 1 2 3 4 5 INPUT VOLTAGE: VIN (V) 6 ■ XC61AC Characteristics (4) N-CH DRIVER OUTPUT CURRENT vs. VDS XC61AC3602 (3.6V) VIN=2.5V 20 2.0V 10 1.5V 0.5 1.0 1.5 2.0 2.5 3.0 VIN=3.0V 40 2.5V 30 20 2.0V 10 1.5V 0 0.0 0.5 1.0 VDS (V) XC61AC2702 (2.7V) 2.5 3.0 800 600 400 0.7V 200 0.4 3.5V 60 50 3.0V 40 2.5V 30 20 2.0V 10 1.5V 0 0 1 0.6 0.8 3 4 XC61AC4502 (4.5V) 1000 VIN=0.8V 800 600 400 0.7V 200 1.0 2 VDS (V) XC61AC3602 (3.6V) VIN=0.8V 0.2 VIN=4.0V 70 3.5 1000 OUTPUT CURRENT:IOUTNch[µA] OUTPUT CURRENT:IOUTNch[µA] 2.0 80 VDS (V) 1000 0 0.0 1.5 OUTPUT CURRENT:IOUTNch[µA] 0 0.0 XC61AC4502 (4.5V) 50 OUTPUT CURRENT:IOUTNch[mA] 30 OUTPUT CURRENT:IOUTNch[mA] OUTPUT CURRENT:IOUTNch[mA] XC61AC2702 (2.7V) 40 0 0.0 0.2 0.4 VDS (V) 0.6 0.8 VIN=0.8V 800 600 400 0.7V 200 1.0 0 0.0 0.2 VDS (V) 0.4 0.6 0.8 1.0 VDS (V) (5) N-CH DRIVER OUTPUT CURRENT vs. INPUT VOLTAGE XC61AC2702 (2.7V) XC61AC3602 (3.6V) Ta=30: 15 25: 10 80: 5 25 VDS=0.5V OUTPUT CURRENT:IOUTNch[mA] VDS=0.5V 0 0.0 XC61AC4502 (4.5V) 20 OUTPUT CURRENT:IOUTNch[mA] OUTPUT CURRENT:IOUTNch[mA] 20 Ta=30: 25: 15 10 80: 5 0 0.5 1.0 1.5 2.0 2.5 INPUT VOLTAGE: VIN (V) 3.0 VDS=0.5V Ta=30: 20 25: 15 80: 10 5 0 0 1 2 3 INPUT VOLTAGE: VIN (V) 11 4 0 1 2 3 4 5 INPUT VOLTAGE: VIN (V) q-8 XC61A Series General Voltage Detectors (2.1V~6.0V) (6) P-CH DRIVER OUTPUT CURRENT VS. INPUT CURRENT 1.5V 6 1.0V 4 0.5V 2 0 0 1 2 3 4 5 6 7 8 INPUT VOLTAGE VIN (V) q-9 9 10 12 VDS=2.1V 8 1.5V 6 1.0V 4 0.5V 2 0 0 1 2 3 4 5 6 7 8 INPUT VOLTAGE VIN (V) 12 9 10 XC61AC4502 (4.5V) OUTPUT CURRENT:IOUTpch[mA] VDS=2.1V 8 XC61AC3602 (3.6V) OUTPUT CURRENT:IOUTpch[mA] OUTPUT CURRENT:IOUTpch[mA] XC61AC2702 (2.7V) 10 12 VDS=2.1V 10 1.5V 8 6 1.0V 4 0.5V 2 0 0 1 2 3 4 5 6 7 8 INPUT VOLTAGE VIN (V) 9 10