diff --git a/src/modules/SX126x/SX126x.cpp b/src/modules/SX126x/SX126x.cpp
index 2441615f..1e659e6c 100644
--- a/src/modules/SX126x/SX126x.cpp
+++ b/src/modules/SX126x/SX126x.cpp
@@ -4,7 +4,7 @@ SX126x::SX126x(Module* mod) : PhysicalLayer(SX126X_CRYSTAL_FREQ, SX126X_DIV_EXPO
   _mod = mod;
 }
 
-int16_t SX126x::begin(float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, float currentLimit, uint16_t preambleLength, float tcxoVoltage) {
+int16_t SX126x::begin(float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, float currentLimit, uint16_t preambleLength, float tcxoVoltage, bool useRegulatorLDO) {
   // set module properties
   _mod->init(RADIOLIB_USE_SPI);
   Module::pinMode(_mod->getIrq(), INPUT);
@@ -65,12 +65,16 @@ int16_t SX126x::begin(float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, float
   state = setDio2AsRfSwitch(true);
   RADIOLIB_ASSERT(state);
 
-  state = setRegulatorDCDC();
+  if (useRegulatorLDO) {
+      state = setRegulatorLDO();
+  } else {
+      state = setRegulatorDCDC();
+  }
 
   return(state);
 }
 
-int16_t SX126x::beginFSK(float br, float freqDev, float rxBw, float currentLimit, uint16_t preambleLength, float dataShaping, float tcxoVoltage) {
+int16_t SX126x::beginFSK(float br, float freqDev, float rxBw, float currentLimit, uint16_t preambleLength, float dataShaping, float tcxoVoltage, bool useRegulatorLDO) {
   // set module properties
   _mod->init(RADIOLIB_USE_SPI);
   Module::pinMode(_mod->getIrq(), INPUT);
@@ -136,7 +140,11 @@ int16_t SX126x::beginFSK(float br, float freqDev, float rxBw, float currentLimit
   state = setDio2AsRfSwitch(false);
   RADIOLIB_ASSERT(state);
 
-  state = setRegulatorDCDC();
+  if (useRegulatorLDO) {
+      state = setRegulatorLDO();
+  } else {
+      state = setRegulatorDCDC();
+  }
 
   return(state);
 }
diff --git a/src/modules/SX126x/SX126x.h b/src/modules/SX126x/SX126x.h
index 16c0e85b..9c92a03e 100644
--- a/src/modules/SX126x/SX126x.h
+++ b/src/modules/SX126x/SX126x.h
@@ -369,9 +369,11 @@ class SX126x: public PhysicalLayer {
 
       \param tcxoVoltage TCXO reference voltage to be set on DIO3. Defaults to 1.6 V, set to 0 to skip.
 
+      \param useRegulatorLDO use the LDO instead of DC-DC converter (default false). This is necessary for some modules such as the LAMBDA from RF solutions.
+
       \returns \ref status_codes
     */
-    int16_t begin(float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, float currentLimit, uint16_t preambleLength, float tcxoVoltage);
+    int16_t begin(float bw, uint8_t sf, uint8_t cr, uint8_t syncWord, float currentLimit, uint16_t preambleLength, float tcxoVoltage, bool useRegulatorLDO = false);
 
     /*!
       \brief Initialization method for FSK modem.
@@ -390,9 +392,11 @@ class SX126x: public PhysicalLayer {
 
       \param tcxoVoltage TCXO reference voltage to be set on DIO3. Defaults to 1.6 V, set to 0 to skip.
 
+      \param useRegulatorLDO use the LDO instead of DC-DC converter (default false). This is necessary for some modules such as the LAMBDA from RF solutions.
+
       \returns \ref status_codes
     */
-    int16_t beginFSK(float br, float freqDev, float rxBw, float currentLimit, uint16_t preambleLength, float dataShaping, float tcxoVoltage);
+    int16_t beginFSK(float br, float freqDev, float rxBw, float currentLimit, uint16_t preambleLength, float dataShaping, float tcxoVoltage, bool useRegulatorLDO = false);
 
     /*!
       \brief Reset method. Will reset the chip to the default state using RST pin.