component
GM1203AACPZ-1-R7
Public Made by Adomby adom
GONGMOSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, QFN-20-EP(3.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
main
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{
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"type": "component",
"description": "GONGMOSEMI Voltage Regulators - Linear, Low Drop Out (LDO) Regulators, QFN-20-EP(3.5x3.5). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.",
"tags": [
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"power management (pmic)",
"gm1203aacpz-1-r7",
"factory-2.0.0",
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"component": {
"mpn": "GM1203AACPZ-1-R7",
"manufacturer": "GONGMOSEMI",
"package": "QFN-20-EP(3.5x3.5)",
"pin_count": 21,
"category": "Power Management (PMIC)",
"subcategory": "Voltage Regulators - Linear, Low Drop Out (LDO) Regulators",
"datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8773985901280415744",
"parts": {
"symbol": "gm1203aacpz-1-r7.kicad_sym",
"footprint": "gm1203aacpz-1-r7.kicad_mod",
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"lbr": "gm1203aacpz-1-r7.lbr"
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"distributor_links": {
"lcsc": "C5288775"
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"distributor_check": {
"checked_at": "2026-10-18T23:59:36Z",
"source": "Component Ocean /api/assign-pns",
"digikey": {
"pn": null,
"status": "quota"
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"mouser": {
"pn": null,
"status": "quota"
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},
"pins": [
{
"number": "1",
"name": "OUT",
"type": "power_out",
"description": "Regulated output pin; a ceramic capacitor of 47 µF or greater from this pin to GND, placed as close to the pin as possible, is required for stability."
},
{
"number": "2",
"name": "SNS",
"type": "passive",
"description": "Output sense pin connected to the output through an internal R0 resistor; connect it to the load side of the output only when the VOUT programming function is used, otherwise leave it floating."
},
{
"number": "3",
"name": "FB",
"type": "input",
"description": "Feedback pin to the error amplifier; a 10 nF feed-forward capacitor from FB to OUT, placed as close to the device as possible, is recommended for best AC performance."
},
{
"number": "4",
"name": "PG",
"type": "output",
"description": "Open-drain power-good output (active high) that indicates the output has reached the PG rising threshold; an external pull-up of 10 kΩ to 100 kΩ is recommended and PG sink current is limited to -5 mA in absolute maximum ratings."
},
{
"number": "5",
"name": "50mV",
"type": "passive",
"description": "VOUT programming pin tied to the internal feedback network; connect to GND, SNS or leave floating to set the output voltage, with GND adding 50 mV to the output."
},
{
"number": "6",
"name": "100mV",
"type": "passive",
"description": "VOUT programming pin tied to the internal feedback network; connect to GND, SNS or leave floating, with GND adding 100 mV to the output."
},
{
"number": "7",
"name": "200mV",
"type": "passive",
"description": "VOUT programming pin tied to the internal feedback network; connect to GND, SNS or leave floating, with GND adding 200 mV to the output."
},
{
"number": "8",
"name": "GND",
"type": "power_in",
"description": "Ground pin that must be connected with low impedance to the other GND pin and the exposed pad."
},
{
"number": "9",
"name": "400mV",
"type": "passive",
"description": "VOUT programming pin tied to the internal feedback network; connect to GND, SNS or leave floating, with GND adding 400 mV to the output."
},
{
"number": "10",
"name": "800mV",
"type": "passive",
"description": "VOUT programming pin tied to the internal feedback network; connect to GND, SNS or leave floating, with GND adding 800 mV to the output."
},
{
"number": "11",
"name": "1.6V",
"type": "passive",
"description": "VOUT programming pin tied to the internal feedback network; connect to GND, SNS or leave floating, with GND adding 1.6 V to the output."
},
{
"number": "12",
"name": "BIAS",
"type": "power_in",
"description": "Bias supply pin that reduces power dissipation at low input and output voltages and improves DC and AC performance when VIN ≤ 2.2 V; a 10 µF or greater capacitor to GND is required, and the pin must be left floating or grounded if unused."
},
{
"number": "13",
"name": "NR/SS",
"type": "passive",
"description": "Noise reduction and soft-start pin; an external capacitor to GND lowers reference noise and sets the soft-start time, with 10 nF or greater recommended close to the pin."
},
{
"number": "14",
"name": "EN",
"type": "input",
"description": "Enable pin: driving it high enables the device and driving it low disables it, with thresholds of 0.4 V maximum (low) and 1.1 V minimum (high); it must be tied to IN or BIAS if enable control is not used."
},
{
"number": "15",
"name": "IN",
"type": "power_in",
"description": "Input supply pin with a operating range of 1.1 V to 6.5 V; a 10 µF or greater ceramic capacitor (at least 5 µF) from IN to GND, placed as close to the pin as possible, is required."
},
{
"number": "16",
"name": "IN",
"type": "power_in",
"description": "Input supply pin with an operating range of 1.1 V to 6.5 V; connect with the input capacitor placed as close to the pin as possible."
},
{
"number": "17",
"name": "IN",
"type": "power_in",
"description": "Input supply pin with an operating range of 1.1 V to 6.5 V; connect with the input capacitor placed as close to the pin as possible."
},
{
"number": "18",
"name": "GND",
"type": "power_in",
"description": "Ground pin that must be connected with low impedance to the other GND pin and the exposed pad."
},
{
"number": "19",
"name": "OUT",
"type": "power_out",
"description": "Regulated output pin; connect to the 47 µF or greater ceramic output capacitor to GND as close to the pin as possible."
},
{
"number": "20",
"name": "OUT",
"type": "power_out",
"description": "Regulated output pin; connect to the 47 µF or greater ceramic output capacitor to GND as close to the pin as possible."
},
{
"number": "21",
"name": "EP",
"type": "passive",
"description": "Exposed pad (from the footprint; not named in the datasheet pin table)."
}
],
"provenance": {
"extractor": "extract_pins 0.3",
"factory_chain": {
"factory": "2.0.0",
"extractor": "extract_pins 0.3",
"primary_model": "claude-haiku-5-5",
"primary_mode": "text",
"consensus_model": "claude-sonnet-5-5",
"consensus": "agreed",
"guards": "pin_guards 0.1: passed",
"guard_notes": [
"extractor flagged: Package mapping: the ordering guide (page 25) lists GM1203AACPZ-1-R7 as QFN-20, 3.5 mm x 3.5 mm, pac; The exposed pad has no number on the package; it is listed with the number 'EPAD' as printed in the ; Pin types for the VOUT programming pins (50mV, 100mV, 200mV, 400mV, 800mV, 1.6V), SNS and NR/SS were",
"exposed pad 21 added from the footprint",
"dropped thermal pad ['EP'] absent from footprint"
],
"pages_sent": 25,
"cost_usd": 0.1153,
"at": "2026-10-18T23:54:50"
},
"datasheet": {
"url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8773985901280415744",
"pages": 25,
"sha256": "f744d3090b584d94",
"source_tier": "lcsc"
},
"cad": "KiCad official (CC-BY-SA 4.0)",
"pins": {
"total": 21,
"described": 21,
"cites_pages": true,
"refuses_to_fabricate": true
}
},
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"checked": "2026-10-19",
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}