TIDT433 Test report | TI.com

TIDT433 March 2025

2.1 Load Regulation and Efficiency Data

Table 2-1 Nominal Input Voltage

Input			Primary-Side Output			Secondary-Side Output			Total
Voltage (V)	Current (mA)	Power (W)	Voltage (V)	Current (mA)	Power (W)	Voltage (V)	Current (mA)	Power (W)	Output (W)	Losses (W)	Efficiency (%)
27.98	28.80	0.81	12.10	0	0.00	12.06	0	0.00	0.00	0.81	0.00
27.96	48.07	1.34	11.95	33	0.39	12.09	0	0.00	0.39	0.95	29.34
27.95	65.36	1.83	11.89	67	0.80	12.15	0	0.00	0.80	1.03	43.59
27.94	80.91	2.26	11.85	100	1.18	12.21	0	0.00	1.18	1.08	52.40
27.96	48.10	1.35	12.09	0	0.00	11.85	33	0.39	0.39	0.95	29.07
27.95	64.89	1.81	11.94	33	0.39	11.94	33	0.39	0.79	1.03	43.44
27.94	81.30	2.27	11.89	67	0.80	11.96	33	0.39	1.19	1.08	52.44
27.93	97.50	2.72	11.85	100	1.19	11.97	33	0.39	1.58	1.14	58.03
27.95	64.48	1.80	12.09	0	0.00	11.67	67	0.78	0.78	1.02	43.40
27.94	81.44	2.28	11.93	33	0.39	11.87	67	0.80	1.19	1.09	52.24
27.93	97.87	2.73	11.88	67	0.80	11.88	67	0.80	1.59	1.14	58.25
27.92	113.39	3.17	11.84	100	1.18	11.89	67	0.80	1.98	1.18	62.58
27.94	79.24	2.21	12.10	0	0.00	11.52	100	1.15	1.15	1.06	52.02
27.93	96.52	2.70	11.91	33	0.39	11.80	100	1.18	1.57	1.12	58.37
27.92	113.93	3.18	11.86	67	0.79	11.83	100	1.18	1.98	1.20	62.18
27.91	128.88	3.60	11.83	100	1.18	11.84	100	1.18	2.37	1.23	65.81

Table 2-2 Minimum Input Voltage

Input			Primary-Side Output			Secondary-Side Output			Total
Voltage (V)	Current (mA)	Power (W)	Voltage (V)	Current (mA)	Power (W)	Voltage (V)	Current (mA)	Power (W)	Output (W)	Losses (W)	Efficiency (%)
21.98	33.58	0.74	12.08	0	0.00	12.03	0	0.00	0.00	0.74	0.00
21.96	55.48	1.22	11.94	33	0.39	12.08	0	0.00	0.39	0.82	32.35
21.95	75.73	1.66	11.89	67	0.80	12.13	0	0.00	0.80	0.87	47.92
21.93	96.97	2.13	11.84	100	1.18	12.20	0	0.00	1.18	0.94	55.69
21.96	54.94	1.21	12.08	0	0.00	11.84	33	0.39	0.39	0.82	32.39
21.95	76.10	1.67	11.94	33	0.39	11.93	33	0.39	0.79	0.88	47.16
21.93	96.88	2.12	11.89	67	0.80	11.95	33	0.39	1.19	0.93	56.04
21.92	117.31	2.57	11.85	100	1.18	11.96	33	0.39	1.58	0.99	61.43
21.95	75.18	1.65	12.08	0	0.00	11.67	67	0.78	0.78	0.87	47.38
21.93	96.52	2.12	11.92	33	0.39	11.86	67	0.79	1.19	0.93	56.14
21.92	116.85	2.56	11.87	67	0.80	11.88	67	0.80	1.59	0.97	62.14
21.90	137.22	3.01	11.84	100	1.18	11.89	67	0.80	1.98	1.03	65.89
21.93	94.26	2.07	12.09	0	0.00	11.50	100	1.15	1.15	0.92	55.64
21.92	115.97	2.54	11.91	33	0.39	11.80	100	1.18	1.57	0.97	61.88
21.90	136.56	2.99	11.86	67	0.79	11.83	100	1.18	1.98	1.01	66.11
21.89	156.86	3.43	11.83	100	1.18	11.84	100	1.18	2.37	1.07	68.93

Table 2-3 Maximum Input Voltage

Input			Primary-Side Output			Secondary-Side Output			Total
Voltage (V)	Current (mA)	Power (W)	Voltage (V)	Current (mA)	Power (W)	Voltage (V)	Current (mA)	Power (W)	Output (W)	Losses (W)	Efficiency (%)
35.98	24.68	0.89	12.14	0	0.00	12.09	0	0.00	0.00	0.89	0.00
35.96	42.79	1.54	11.96	33	0.39	12.10	0	0.00	0.39	1.14	25.64
35.96	56.36	2.03	11.89	67	0.80	12.15	0	0.00	0.80	1.23	39.32
35.95	69.11	2.48	11.84	100	1.18	12.21	0	0.00	1.18	1.30	47.66
35.97	42.66	1.53	12.10	0	0.00	11.86	33	0.39	0.39	1.14	25.52
35.96	55.78	2.01	11.95	33	0.39	11.94	33	0.39	0.79	1.22	39.31
35.95	68.94	2.48	11.89	67	0.80	11.96	33	0.39	1.19	1.29	48.06
35.94	81.74	2.94	11.85	100	1.19	11.97	33	0.40	1.58	1.36	53.80
35.96	55.65	2.00	12.10	0	0.00	11.69	67	0.78	0.78	1.22	39.15
35.95	68.69	2.47	11.93	33	0.39	11.86	67	0.79	1.19	1.28	48.13
35.94	81.89	2.94	11.88	67	0.80	11.89	67	0.80	1.59	1.35	54.11
35.93	94.47	3.39	11.85	100	1.18	11.90	67	0.80	1.98	1.41	58.38
35.95	67.25	2.42	12.10	0	0.00	11.52	100	1.15	1.15	1.27	47.63
35.94	80.93	2.91	11.91	33	0.39	11.81	100	1.18	1.57	1.33	54.11
35.93	94.20	3.38	11.87	67	0.80	11.83	100	1.18	1.98	1.41	58.45
35.92	106.20	3.81	11.83	100	1.18	11.84	100	1.18	2.37	1.45	62.05