LM3538

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SNVS674A – JUNE 2011 – REVISED MAY 2013

Typical Performance Characteristics

Unless otherwise specified: VIN_A,B,C = 3.6V, CIN_A = COUT = 1.0µF, CIN_B = 0.1µF, CIN_C = 4.7µF, C1 = C2= 1.0µF, CLDOx=

1.0µF, TA = 25°C.

Regulator 1 (300mA) Output Voltage

Regulator 2,3,4 (150mA) Output Voltage

vs

vs

Output Current. VSET = 2.80V

Output Current. VSET = 1.80V

Figure 2.

Figure 3.

Power Supply Rejection Ratio, VOUT = 1.20V, ILOAD = 20mA.

Power Supply Rejection Ratio, VOUT = 1.20V, ILOAD = 20mA.

VIN_C is shorted to VIN_A, VIN_B.

Signal Applied on VIN_C. VIN_A and VIN_B Clear.

Figure 4.

Figure 5.

Load Transient. VOUT setting = 1.80V,

Line Transient Response.

ILOAD 1mA to 150mA to 1mA; tRISE= tFALL= 5µs.

VOUT setting = 1.80V, ILOAD 1mA.

Figure 6.

Figure 7.

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