I. Overview

· Product: ST1L LF Series Isolated DC/DC Converter
· Type: 1W Isolated DC/DC Converters
· Isolation Voltage Options: 1KVdc and 3KVdc (Different mechanical dimensions for each)
· Website: [http://www.bothhandusa.com](http://www.bothhandusa.com)
· Contact: sales@bothhandusa.com

II. Technical Specifications (Tables from the datasheet):

A. Single Output Versions:

Model No.	Input Voltage (Vdc)	Output Voltage (Vdc)	Output Current (mA)	No Load Input Current (mA)	Full Load Input Current (mA)	Output Ripple (mV)	Load Regulation (%)	Efficiency (%)
ST1L-05xxxx	5	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)
ST1L-12xxxx	12	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)
ST1L-24xxxx	8	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)

Specific Single Output Examples:

· ST1L-05D05(H): 5V Input, ±5V Output, 100mA, 28mA (No Load), 281mA (Full Load), 60mV Ripple, 12% Load Regulation, 71% Efficiency
· ST1L-24D15(H): 24V Input, ±15V Output, 10mA, 6mA (No Load), 60mA (Full Load), 120mA (Full Load), 5% Load Regulation, 75% Efficiency

B. Dual Output Versions:

Model No.	Input Voltage (Vdc)	Output Voltage (Vdc)	Output Current (mA)	No Load Input Current (mA)	Full Load Input Current (mA)	Output Ripple (mV)	Load Regulation (%)	Efficiency (%)
ST1L-05xxxx	5	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)
ST1L-12xxxx	12	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)
ST1L-24xxxx	8	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)	(see model)

Specific Dual Output Examples:

· ST1L-05D09(H): 5V Input, ±9V Output, 56mA, 24mA (No Load), 256mA (Full Load), 80% Load Regulation
· ST1L-12D05(H): 12V Input, ±5V Output, 100mA, 15mA (No Load), 114mA (Full Load), 60mV Ripple, 12% Load Regulation, 73% Efficiency
· ST1L-24D05(H): 24V Input, ±5V Output, 100mA, 7mA (No Load), 58mA (Full Load), 60mV Ripple, 8% Load Regulation, 76% Efficiency

III. Mechanical Dimensions:

· Units: Millimeters (mm), with inch equivalents in brackets.
· Two versions exist: Different mechanical dimensions for the 1kVdc and 3kVdc isolation versions. Dimensions not specified for both voltage versions across all models.

A. Single Output Dimensions (1kVdc Isolation):

· 15.2 mm [0.6 in]
· 8.2 mm [0.32 in]
· 2.54 mm [0.1 in]
· 0.6 mm
· 2 mm [0.08 in]
· 5 mm [0.2 in]
· 7.62 mm [0.30 in]

B. Dual Output Dimensions (1kVdc Isolation):

· 15.2 mm [0.6 in]
· 8.2 mm [0.32 in]
· 2.54 mm [0.1 in]
· 0.6 mm
· 2 mm [0.08 in]
· 5 mm [0.2 in]
· 7.62 mm [0.30 in]

Pinouts (1kVdc Isolation):

· Single:
* Pin 1: -Vin
* Pin 3: +Vin
* Pin 5: NC
* Pin 7: Common +Vo
* Pin 9: -Vo
· Dual:
* Pin 1: -Vin
* Pin 3: +Vin
* Pin 5: NC
* Pin 7: Common +Vo
* Pin 9: -Vo

Pinouts (3kVdc Isolation):

· Single:
* Pin 1: -Vin
* Pin 3: +Vin
* Pin 5: NC
* Pin 7: No Pin
* Pin 9: No Pin
· Dual:
* Pin 1: -Vin
* Pin 3: +Vin
* Pin 5: NC
* Pin 7: Common +Vo
* Pin 9: -Vo

Key Observations:

· Wide Voltage Range: Input voltages of 5V, 12V, and 24V are offered.
· Dual Output Flexibility: The dual output options provide two different voltage rails.
· Isolation Voltage is Critical: Choosing the right isolation voltage (1kVdc or 3kVdc) directly affects mechanical dimensions.