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Ray opa2188aqdgkrq1: specified limits as data (metadata.characteristics, 49 rows from the datasheet) 6c3f634 10d ago

OPA2188AQDGKRQ1

Texas Instruments · Precision Op Amps · VSSOP-8

OPA2188AQDGKRQ1 from Texas Instruments, in a VSSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin	Name	Type	Function
1	OUT A	output	Channel A output; the output is rail-to-rail and swings within 15 mV of the supply rails, and it can be shorted continuously to ground, V- or V+.
2	-IN A	input	Channel A inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V.
3	+IN A	input	Channel A non-inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V.
4	V-	power_in	Negative power supply (lowest potential); the recommended operating range is 4 V to 36 V single-supply or ±2 V to ±18 V dual-supply, and the absolute maximum is 40 V single-supply or ±20 V dual-supply.
5	+IN B	input	Channel B non-inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V.
6	-IN B	input	Channel B inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V.
7	OUT B	output	Channel B output; the output is rail-to-rail and swings within 15 mV of the supply rails, and it can be shorted continuously to ground, V- or V+.
8	V+	power_in	Positive power supply (highest potential); the recommended operating range is 4 V to 36 V single-supply or ±2 V to ±18 V dual-supply, and the absolute maximum is 40 V single-supply or ±20 V dual-supply.

Key specifications

Parameter	Value
Manufacturer	Texas Instruments
Package	VSSOP-8
Category	Amplifiers/Comparators
Pins	8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter	Symbol	Min	Typ	Max	Unit	Conditions	Page
Input offset voltage	VOS	-25	6	25	μV		7
Input offset voltage drift, OPA2188-Q1	dVIO/dT	-0.085	0.03	0.085	μV/°C	TA = –40°C 至 105°C	7
Power supply rejection ratio, OPA2188-Q1	PSRR	-0.3	0.075	0.3	μV/V	VS = 4V 至 36V, TA = –40°C 至 105°C	7
Input bias current	IB	-1400	160	1400	pA	VCM = VS/2	7
Input bias current over temperature, OPA2188-Q1	IB	-18		18	nA	TA = –40°C 至 105°C	7
Input offset current	IOS	-2800	320	2800	pA	VCM = VS/2	7
Input offset current over temperature, OPA2188-Q1	IOS	-6		6	nA	TA = –40°C 至 105°C	7
Common-mode rejection ratio	CMRR	120	134		dB	(V–) < VCM < (V+) – 1.5V	7
Common-mode rejection ratio, VS = ±18 V	CMRR	130	146		dB	(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±18V	7
Common-mode rejection ratio over temperature, OPA2188-Q1	CMRR	120	126		dB	(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±18V, TA = –40°C 至 105°C	7
Open-loop voltage gain	AOL	130	136		dB	(V–) + 0.5V < VO < (V+) – 0.5V	7
Open-loop voltage gain over temperature, OPA2188-Q1	AOL	120	126		dB	(V–) + 0.5V < VO < (V+) – 0.5V, TA = –40°C 至 105°C	7
Output voltage swing from supply rail, no load	VOUT		6	15	mV	空载	8
Output voltage swing from supply rail, RL = 10 kΩ	VOUT		220	250	mV	RL = 10kΩ	8
Output voltage swing from supply rail over temperature, OPA2188-Q1	VOUT		310	350	mV	RL = 10kΩ，TA = –40°C 至 105°C	8
Quiescent current per amplifier	IQ		450	510	μA	VS = ±4V 至 VS = ±18V	8
Quiescent current per amplifier over temperature, OPA2188-Q1	IQ			600	μA	IO = 0mA, TA = –40°C 至 105°C	8
Short-circuit current, sink (灌电流)	ISC	-18			mA		8
Short-circuit current, source (源电流)	ISC			16	mA		8
Common-mode rejection ratio, low-voltage table	CMRR	106	114		dB	(V–) < VCM < (V+) – 1.5V	9
Common-mode rejection ratio, low-voltage table, VS = ±2 V	CMRR	114	120		dB	(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±2V	9
Common-mode rejection ratio over temperature, low-voltage table, OPA2188-Q1	CMRR	110	120		dB	(V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±2V, TA = –40°C 至 105°C	9
Open-loop voltage gain, low-voltage table, RL = 5 kΩ	AOL	110	120		dB	(V–) + 0.5V < VO < (V+) – 0.5V, RL = 5kΩ	10
Open-loop voltage gain, low-voltage table	AOL	120	130		dB	(V–) + 0.5V < VO < (V+) – 0.5V	10
Open-loop voltage gain over temperature, low-voltage table, OPA2188-Q1	AOL	110	120		dB	(V–) + 0.5V < VO < (V+) – 0.5V, TA = –40°C 至 105°C	10
Quiescent current per amplifier, low-voltage table	IQ		425	485	μA	VS = ±2V 至 VS = ±4V	10
Quiescent current per amplifier over temperature, low-voltage table, OPA2188-Q1	IQ			575	μA	IO = 0mA, TA = –40°C 至 105°C	10
Supply voltage, dual supply (recommended)	VS	2		18	V	双电源	6
Supply voltage, single supply (recommended)	VS	4		36	V	单电源	6
Operating temperature range, OPA2188-Q1 (temperature grade 2)	TA	-40		105	°C	OPA2188-Q1 温度等级 2：额定温度范围	6
Supply voltage, dual supply (absolute maximum)		-20		20	V	双电源	6
Supply voltage, single supply (absolute maximum)				40	V	单电源	6
Differential input voltage (absolute maximum)		-0.7		0.7	V	差分	6
Signal input pin current (absolute maximum)		-10		10	mA		6
Junction temperature, OPA2188-Q1 (absolute maximum)	TJ			125	°C	OPA2188-Q1	6
Storage temperature (absolute maximum)	Tstg	-65		150	°C		6
Gain-bandwidth product	GBW		2		MHz		8
Slew rate	SR		0.8		V/μs	G = 1	8
Settling time to 0.1%	tS		20		μs	VS = ±18V，G = 1，10V 阶跃	8
Settling time to 0.01%	tS		27		μs	VS = ±18V，G = 1，10V 阶跃	8
Overload recovery time	tOR		1		μs	VIN × G = VS	8
Total harmonic distortion + noise	THD+N		0.0001		%	1kHz，G = 1，VOUT = 1VRMS	8
Open-loop output resistance	RO		120		Ω	f = 1MHz，IO = 0mA	8
Capacitive load drive	CLOAD		1		nF		8
Thermal resistance, junction-to-ambient (DGK, OPA2188-Q1)	RθJA		163.2		°C/W		6
Thermal resistance, junction-to-case (top) (DGK, OPA2188-Q1)	RθJC(top)		57.4		°C/W		6
Thermal resistance, junction-to-board (DGK, OPA2188-Q1)	RθJB		83.4		°C/W		6
Junction-to-top characterization parameter (DGK, OPA2188-Q1)	ψJT		6.6		°C/W		6
Junction-to-board characterization parameter (DGK, OPA2188-Q1)	ψJB		82		°C/W		6

CAD (KiCad official)

Symbol: OPA2188AQDGKRQ1
Footprint: Package_SO:VSSOP-8_2.3x2mm_P0.5mm
3D model: VSSOP-8 (KiCad packages3D, STEP)
3D model files: opa2188aqdgkrq1-etched.step / opa2188aqdgkrq1-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); opa2188aqdgkrq1.step / opa2188aqdgkrq1.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

Datasheet: Texas Instruments datasheet (36 pp, sha256 a3efda5f7f56004a, retrieved 2026-10-11, tier: lcsc)
Datasheet language: Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-sonnet-5-5 (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF

# OPA2188AQDGKRQ1

**Texas Instruments** · Precision Op Amps · VSSOP-8

OPA2188AQDGKRQ1 from Texas Instruments, in a VSSOP-8. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

## Pinout

| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | OUT A | output | Channel A output; the output is rail-to-rail and swings within 15 mV of the supply rails, and it can be shorted continuously to ground, V- or V+. |
| 2 | -IN A | input | Channel A inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V. |
| 3 | +IN A | input | Channel A non-inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V. |
| 4 | V- | power_in | Negative power supply (lowest potential); the recommended operating range is 4 V to 36 V single-supply or ±2 V to ±18 V dual-supply, and the absolute maximum is 40 V single-supply or ±20 V dual-supply. |
| 5 | +IN B | input | Channel B non-inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V. |
| 6 | -IN B | input | Channel B inverting input; input signal current must be limited to 10 mA or less when the input can exceed a supply rail by more than 0.5 V, and the common-mode range extends from V- to (V+) - 1.5 V. |
| 7 | OUT B | output | Channel B output; the output is rail-to-rail and swings within 15 mV of the supply rails, and it can be shorted continuously to ground, V- or V+. |
| 8 | V+ | power_in | Positive power supply (highest potential); the recommended operating range is 4 V to 36 V single-supply or ±2 V to ±18 V dual-supply, and the absolute maximum is 40 V single-supply or ±20 V dual-supply. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | VSSOP-8 |
| Category | Amplifiers/Comparators |
| Pins | 8 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Input offset voltage | VOS | -25 | 6 | 25 | μV |  | 7 |
| Input offset voltage drift, OPA2188-Q1 | dVIO/dT | -0.085 | 0.03 | 0.085 | μV/°C | TA = –40°C 至 105°C | 7 |
| Power supply rejection ratio, OPA2188-Q1 | PSRR | -0.3 | 0.075 | 0.3 | μV/V | VS = 4V 至 36V, TA = –40°C 至 105°C | 7 |
| Input bias current | IB | -1400 | 160 | 1400 | pA | VCM = VS/2 | 7 |
| Input bias current over temperature, OPA2188-Q1 | IB | -18 |  | 18 | nA | TA = –40°C 至 105°C | 7 |
| Input offset current | IOS | -2800 | 320 | 2800 | pA | VCM = VS/2 | 7 |
| Input offset current over temperature, OPA2188-Q1 | IOS | -6 |  | 6 | nA | TA = –40°C 至 105°C | 7 |
| Common-mode rejection ratio | CMRR | 120 | 134 |  | dB | (V–) < VCM < (V+) – 1.5V | 7 |
| Common-mode rejection ratio, VS = ±18 V | CMRR | 130 | 146 |  | dB | (V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±18V | 7 |
| Common-mode rejection ratio over temperature, OPA2188-Q1 | CMRR | 120 | 126 |  | dB | (V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±18V, TA = –40°C 至 105°C | 7 |
| Open-loop voltage gain | AOL | 130 | 136 |  | dB | (V–) + 0.5V < VO < (V+) – 0.5V | 7 |
| Open-loop voltage gain over temperature, OPA2188-Q1 | AOL | 120 | 126 |  | dB | (V–) + 0.5V < VO < (V+) – 0.5V, TA = –40°C 至 105°C | 7 |
| Output voltage swing from supply rail, no load | VOUT |  | 6 | 15 | mV | 空载 | 8 |
| Output voltage swing from supply rail, RL = 10 kΩ | VOUT |  | 220 | 250 | mV | RL = 10kΩ | 8 |
| Output voltage swing from supply rail over temperature, OPA2188-Q1 | VOUT |  | 310 | 350 | mV | RL = 10kΩ，TA = –40°C 至 105°C | 8 |
| Quiescent current per amplifier | IQ |  | 450 | 510 | μA | VS = ±4V 至 VS = ±18V | 8 |
| Quiescent current per amplifier over temperature, OPA2188-Q1 | IQ |  |  | 600 | μA | IO = 0mA, TA = –40°C 至 105°C | 8 |
| Short-circuit current, sink (灌电流) | ISC | -18 |  |  | mA |  | 8 |
| Short-circuit current, source (源电流) | ISC |  |  | 16 | mA |  | 8 |
| Common-mode rejection ratio, low-voltage table | CMRR | 106 | 114 |  | dB | (V–) < VCM < (V+) – 1.5V | 9 |
| Common-mode rejection ratio, low-voltage table, VS = ±2 V | CMRR | 114 | 120 |  | dB | (V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±2V | 9 |
| Common-mode rejection ratio over temperature, low-voltage table, OPA2188-Q1 | CMRR | 110 | 120 |  | dB | (V–) + 0.5V < VCM < (V+) – 1.5V, VS = ±2V, TA = –40°C 至 105°C | 9 |
| Open-loop voltage gain, low-voltage table, RL = 5 kΩ | AOL | 110 | 120 |  | dB | (V–) + 0.5V < VO < (V+) – 0.5V, RL = 5kΩ | 10 |
| Open-loop voltage gain, low-voltage table | AOL | 120 | 130 |  | dB | (V–) + 0.5V < VO < (V+) – 0.5V | 10 |
| Open-loop voltage gain over temperature, low-voltage table, OPA2188-Q1 | AOL | 110 | 120 |  | dB | (V–) + 0.5V < VO < (V+) – 0.5V, TA = –40°C 至 105°C | 10 |
| Quiescent current per amplifier, low-voltage table | IQ |  | 425 | 485 | μA | VS = ±2V 至 VS = ±4V | 10 |
| Quiescent current per amplifier over temperature, low-voltage table, OPA2188-Q1 | IQ |  |  | 575 | μA | IO = 0mA, TA = –40°C 至 105°C | 10 |
| Supply voltage, dual supply (recommended) | VS | 2 |  | 18 | V | 双电源 | 6 |
| Supply voltage, single supply (recommended) | VS | 4 |  | 36 | V | 单电源 | 6 |
| Operating temperature range, OPA2188-Q1 (temperature grade 2) | TA | -40 |  | 105 | °C | OPA2188-Q1 温度等级 2：额定温度范围 | 6 |
| Supply voltage, dual supply (absolute maximum) |  | -20 |  | 20 | V | 双电源 | 6 |
| Supply voltage, single supply (absolute maximum) |  |  |  | 40 | V | 单电源 | 6 |
| Differential input voltage (absolute maximum) |  | -0.7 |  | 0.7 | V | 差分 | 6 |
| Signal input pin current (absolute maximum) |  | -10 |  | 10 | mA |  | 6 |
| Junction temperature, OPA2188-Q1 (absolute maximum) | TJ |  |  | 125 | °C | OPA2188-Q1 | 6 |
| Storage temperature (absolute maximum) | Tstg | -65 |  | 150 | °C |  | 6 |
| Gain-bandwidth product | GBW |  | 2 |  | MHz |  | 8 |
| Slew rate | SR |  | 0.8 |  | V/μs | G = 1 | 8 |
| Settling time to 0.1% | tS |  | 20 |  | μs | VS = ±18V，G = 1，10V 阶跃 | 8 |
| Settling time to 0.01% | tS |  | 27 |  | μs | VS = ±18V，G = 1，10V 阶跃 | 8 |
| Overload recovery time | tOR |  | 1 |  | μs | VIN × G = VS | 8 |
| Total harmonic distortion + noise | THD+N |  | 0.0001 |  | % | 1kHz，G = 1，VOUT = 1VRMS | 8 |
| Open-loop output resistance | RO |  | 120 |  | Ω | f = 1MHz，IO = 0mA | 8 |
| Capacitive load drive | CLOAD |  | 1 |  | nF |  | 8 |
| Thermal resistance, junction-to-ambient (DGK, OPA2188-Q1) | RθJA |  | 163.2 |  | °C/W |  | 6 |
| Thermal resistance, junction-to-case (top) (DGK, OPA2188-Q1) | RθJC(top) |  | 57.4 |  | °C/W |  | 6 |
| Thermal resistance, junction-to-board (DGK, OPA2188-Q1) | RθJB |  | 83.4 |  | °C/W |  | 6 |
| Junction-to-top characterization parameter (DGK, OPA2188-Q1) | ψJT |  | 6.6 |  | °C/W |  | 6 |
| Junction-to-board characterization parameter (DGK, OPA2188-Q1) | ψJB |  | 82 |  | °C/W |  | 6 |

## CAD (KiCad official)

- Symbol: `OPA2188AQDGKRQ1`
- Footprint: `Package_SO:VSSOP-8_2.3x2mm_P0.5mm`
- 3D model: VSSOP-8 (KiCad packages3D, STEP)
- 3D model files: `opa2188aqdgkrq1-etched.step` / `opa2188aqdgkrq1-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `opa2188aqdgkrq1.step` / `opa2188aqdgkrq1.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Texas Instruments datasheet](https://www.ti.com/cn/lit/gpn/opa188-q1) (36 pp, sha256 `a3efda5f7f56004a`, retrieved 2026-10-11, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).

[Datasheet PDF](docs/opa2188aqdgkrq1-datasheet.pdf)